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This page is updated frequently with new Drilling System-related patent applications. Subscribe to the Drilling System RSS feed to automatically get the update: related Drilling RSS feeds. RSS updates for this page: Drilling System RSS RSS


Halliburton Energy Services

Pressure control in drilling operations with choke position determined by cv curve


Date/App# patent app List of recent Drilling System-related patents
08/27/15
20150240615 
 Method to optimize drilling efficiency while reducing stick slip patent thumbnailnew patent Method to optimize drilling efficiency while reducing stick slip
Reducing or eliminating stick-slip and vibrations downhole may include controlling top drive torque in order to adjust drill bit angular speed in a manner that prevents, eliminates, or reduces stick-slip and vibration. Control methods and systems may include solving one or more optimization problems including an objective function.
Halliburton Energy Services, Inc.


08/27/15
20150240579 
 Pressure control in drilling operations with choke position determined by cv curve patent thumbnailnew patent Pressure control in drilling operations with choke position determined by cv curve
A method of controlling pressure in a wellbore can include determining a desired position for a choke, the determining being based on a cv curve for the choke, and adjusting the choke to the desired position, thereby producing a desired backpressure. A wellbore drilling system can include a choke which variably restricts flow of fluid from the wellbore, and a control system which compares actual and desired wellbore pressures and, in response to a difference between the actual and desired wellbore pressures, adjusts the choke to a predetermined position which corresponds to a desired cv of the choke.
Halliburton Energy Services, Inc.


08/27/15
20150240567 
 Enhanced plastering effect in borehole drilling patent thumbnailnew patent Enhanced plastering effect in borehole drilling
A method of drilling a borehole can include chopping drill cuttings with a drilling tool connected in a drill string, the tool receiving the drill cuttings from a drill bit, and then forcing the chopped cuttings against a borehole wall. A well system can include a drilling tool which chops drill cuttings, and another drilling tool which forces the chopped drill cuttings against a borehole wall.
Halliburton Energy Services, Inc.


08/27/15
20150240564 
 Drill with remotely controlled operating modes and  providing the same patent thumbnailnew patent Drill with remotely controlled operating modes and providing the same
The present invention relates to a drilling system with a multi-function drill head used in, among other applications, oil and gas drilling. The system is used to enhance the effective permeability of an oil and/or gas reservoir by drilling or cutting new structures into the reservoir.
Ramax, Llc


08/13/15
20150226012 
 Downhole self-isolating wellbore drilling systems patent thumbnailDownhole self-isolating wellbore drilling systems
One example of a downhole self-isolating wellbore drilling system to pulverize formation cuttings includes a cutting grinder tool and an isolation tool. The cutting grinder tool can be attached to a drill string uphole relative to a drill bit attached to a downhole end of the drill string.
Saudi Arabian Oil Company


07/30/15
20150211356 
 Boring tool control using remote locator patent thumbnailBoring tool control using remote locator
A drilling system performs underground boring using a drill rig and a boring tool which is configured for moving through the ground under control of the drill rig to form an underground bore. A monitoring arrangement, forming part of the system, includes a detection arrangement at the drill rig for monitoring at least one operational parameter to produce a data signal relating to at least one of a utility to be installed in the underground bore, the drill rig and the boring tool.
Merlin Technology Inc.


07/30/15
20150211301 
 Low headroom confined space geoexchange drilling system and method patent thumbnailLow headroom confined space geoexchange drilling system and method
A low headroom confined space drilling system is disclosed, comprising a low headroom drilling apparatus, a drilling fluid supply system, a drilling fluid collection system, and a drilling fluid recycling apparatus for supplying a recycled drilling fluid to the drilling apparatus. A method of installing a geoexchange borehole in an interior space of a building is also disclosed, comprising installing a borehole access chamber in a floor slab of a building, positioning a low headroom floor mounted rotary drilling apparatus over the borehole access chamber, providing a pressurized drilling fluid to the drill rod string and powering a rotary downhole drilling device attached to the drill rod string to advance the borehole to a desired depth, recovering a drilling fluid and drill cuttings from the borehole, removing drill cuttings from the recovered drilling fluid using the drilling fluid recycling apparatus and returning a recycled drilling fluid to the drilling apparatus..
Fenix Energy Solutions Ltd.


07/23/15
20150204382 
 Bearing assemblies, apparatuses, and related methods of manufacture patent thumbnailBearing assemblies, apparatuses, and related methods of manufacture
In an embodiment, a bearing assembly may include a support ring to which one or more superhard bearing elements may be mounted. The support ring may include one or more relief features configured to reduce residual stresses in the superhard bearing elements that are induced by brazing the superhard bearing elements to the support ring, operational loads, other processes, or combinations of the foregoing.
Us Synthetic Corporation


07/09/15
20150193126 
 Navigating to failures in drilling system displays patent thumbnailNavigating to failures in drilling system displays
A plurality of data records is stored in a memory. The data records include data about a drill string in a well.
Landmark Graphics Corporation


06/25/15
20150176333 
 Advanced drilling systems and methods patent thumbnailAdvanced drilling systems and methods
New systems and methods capable system for drilling are disclosed. An example system can include a vertically-moving platform supporting a gyrotron capable of transmitted electromagnetic energy down a waveguide such that, as the vertically-moving platform moves downward, energy transmitted by the gyrotron through the waveguide will progressively drill a borehole in the earth..

06/18/15
20150167458 

System and detecting hydrogen sulfide in a formation sampling tool


A drilling system includes a downhole sampling tool configured to be placed in a wellbore of a subterranean formation and configured to pump formation fluid from the subterranean formation into the downhole sampling tool. The downhole sampling tool includes internal components configured to route the formation fluid through the downhole sampling tool and drill collars configured to hold the internal components of the downhole sampling tool.
Schlumberger Technology Corporation


06/18/15
20150167415 

Drilling system and operating a drilling system


A drilling system including a riser, a pressure vessel, a source of pressurised gas, and a main flow line which extends from the riser to the pressure vessel, the pressure vessel having a liquid inlet port connected to the main flow line, a gas inlet port connected to the source of pressurised gas, a liquid outlet port located in a lowermost portion of the pressure vessel, and a gas outlet port located in an uppermost portion of the pressure vessel.. .
Managed Pressure Operations Pte. Ltd.


06/18/15
20150166866 

Dissipative surfactant aqueous-based drilling system for use in hydrocarbon recovery operations from heavy oil and tar sands


A water-based drilling fluid which includes an aqueous fluid and a water-soluble dissipative surfactant composition is described, wherein the dissipative surfactant composition includes at least one fatty acid or ester derivative of a plant or vegetable oil. Also described are methods of using such aqueous-based drilling fluids including the dissipative surfactant composition as described in hydrocarbon recovery operations associated with oil/tar sand, where such fluids act to increase the dispersant qualities of hydrocarbons within the oil/tar sand, and where such fluid exhibit a reduced coefficient of friction..
Tucc Technology, Llc


06/11/15
20150159438 

Vibratory drilling system and tool for use in downhole drilling operations and a manufacturing same


A vibratory drilling tool for use coupling to a drill string in a borehole in downhole drilling operations has a tool body having a fluid flow path extending along a longitudinal axis there through, a first pin end and an opposite box end. A cam body portion extending longitudinally along the length of said tool has a generally smooth cam arc section on an opening side with at least one elongated flat surface extending longitudinally along a closing side of the cam body portion from a pin end tapering shoulder to a box end tapering shoulder.
Drill Better ,llc


06/04/15
20150152723 

Displaceable components in drilling operations


A well drilling system can include a drilling tool with at least one component which is displaced by a material that changes shape. The material can be a shape memory material.
Halliburton Energy Services, Inc.


06/04/15
20150152688 

Cutting element apparatuses, drill bits including same, methods of cutting, and methods of rotating a cutting element


A subterranean drilling system may include a drill string and a rotary drill bit coupled to the drill string. The rotary drill bit may include a bit body and a cutting element coupled to the bit body, with the cutting element being structured to rotate in response to torque applied to the cutting element.
Us Synthetic Corporation


05/28/15
20150144404 

Bearing assemblies and apparatuses including tilting superhard bearing elements, and motor assemblies using the same


Embodiments relate to tilting superhard bearing element bearing assemblies and apparatuses. The disclosed assemblies/apparatuses may be employed in downhole motors of a subterranean drilling system or other mechanical systems.
Us Synthetic Corporation


05/21/15
20150136492 

Dual circulation drilling system


A ground drill system (10) has a drill string 14 which forms first and second mutually isolated fluid paths (16 and 18) respectively. The drill string (14) has an up hole end (20) coupled to a dual circulation rotation head (22) and a down hole end (24) which is coupled to a drilling tool (12).

05/21/15
20150136490 

Steerable well drilling system


A steerable dual drilling bit having an outer reamer bit defining a central opening and having an inner core removal bit being rotatably driven by a mud motor that is supported within a tubular housing by the outer reamer bit. The dual drilling bit is capable of being threaded to the bit box of a rotary drill string or a straight or bent housing drilling system.

05/14/15
20150131410 

Wellbore telemetry and noise cancelation the same


A method of signal processing includes providing at least a first pressure sensor and a second pressure sensor spaced in a drilling system and using an algorithm to separate the downwardly propagating waves from the upwardly propagating waves. In one or more examples, an algorithm may include determining a velocity of pressure signals in a wellbore, time-shifting and stacking pressure signals from at least the first pressure sensor and the second pressure sensor to determine a downwardly propagating noise signal, and subtracting the downwardly propagating noise signal from at least the signal from the first pressure sensor..

05/14/15
20150129236 

Wellhead system with gasket seal


An offshore well system for a subsea well. The system includes a floating platform, an external riser and an internal riser nested within the external riser.

05/14/15
20150129233 

Assembly and system including a surge relief valve


A fluid control system may be included within a blowout preventer subsea control pod of a subsea drilling system. The fluid control system includes a primary fluid flow path including an inlet and an outlet, the inlet connectable to a fluid supply source, the outlet connectable to a component controllable by the fluid supply source, a surge relief valve connected within the primary fluid flow path between the inlet and the outlet, and a control valve connected within the primary fluid flow path between the surge relief valve and the outlet such that hydraulic pressure surges received within the primary fluid flow path are dampened, at least partially, by the surge relief valve before received by the control valve..

05/07/15
20150127040 

Cranial drill system


The invention concerns a cranial drill system comprising one or more surgical drill elements for drilling into the brain. The invention also concerns a cranial drilling system comprising a surgical drill element for drilling into the skull and an element for penetrating the dura.
Reinshaw Plc


05/07/15
20150122549 

Hydraulic tools, drilling systems including hydraulic tools, and methods of using hydraulic tools


A hydraulic tool includes a rotor rotatably disposed within a stator. At least an inner portion of the stator and/or at least an outer portion of the rotor is configured to be installed in a drill string in either of two inverted orientations along a longitudinal axis of the hydraulic tool.
Baker Hughes Incorporated


05/07/15
20150122548 

Method and system for directional drilling and coupling sub


The present invention provides a system and method for directional drilling of a borehole in a formation along a predetermined trajectory. The method comprising the steps of: providing a directional drilling system, comprising a rotatable drill string comprising a first drill string section and a second drill string section; a drill bit connected to a downhole end of the drill string; and a coupling sub comprising a first end connected to the first drill string section; a second end connected to the second drill string section; a hinge member between the first end and the second end allowing hinging of the second end relative to the first end; and locking means, operable between a hinge mode and a locking mode for locking the hinge member to prevent hinging of the second end relative to the first end; operating the directional drilling system with the locking means in the locking mode to drill a substantially straight section of the trajectory; and operating the directional drilling system with the locking means in the hinge mode to drill a curved section of the trajectory..
Shell Oil Company


04/23/15
20150107907 

Systems and methods to reduce oscillations in magnetic couplings


A drilling system includes a magnetic coupling and an oscillation absorber. The magnetic coupling has a rotor that rotates about an axis of rotation.
Baker Hughes Incorporated


04/23/15
20150107902 

Mud actuated drilling system


A technique facilitates drilling of a variety of a wellbores. The technique comprises providing a directional drilling system with a drill bit mounted at the end of a collar having an internal flow passage for drilling fluid.
Schlumberger Technology Corporation


04/16/15
20150101864 

Intelligent reamer for rotary/sliding drilling system and method


A downhole intelligent reamer controller detects the difference between rotary drilling and sliding drilling, responds appropriately and quickly to multiple changes between rotary drilling and sliding drilling that may occur several times each stand of pipe. Additional controls prevent deployment of reamer members at inappropriate times such as when drilling out cement, testing, and running in and out of the wellbore.

04/09/15
20150096805 

Downhole closed loop drilling system with depth measurement


A method, system and drilling apparatus for directional drilling are disclosed. A drill bit is located at a downhole end of a drill string in a borehole.
Baker Hughes Incorporated


04/02/15
20150090498 

Drilling system


Rock strength is estimated during drilling using a rate of penetration model or a modified mechanical specific energy models. The rock strength estimate can be used in conducting further drilling, for example by a drilling system.

04/02/15
20150090496 

Horizontal directional drilling system including sonde position detection using global positioning systems


A locator device and methods of use are disclosed. The locator device includes a first locating system configured to generate to sense an electromagnetic field emanating from a sonde associated with a drill head, and a second locating system including a global positioning system.
Vermeer Manufacturing Company


03/26/15
20150083493 

Drilling system and associated monitoring, controlling, and predicting vibration in an underground drilling operation


A drilling system and associated systems and methods for monitoring, controlling, and predicting vibration of a drilling operation. The vibration information can include axial, lateral or torsional vibration of a drill string..

03/26/15
20150083492 

Drilling system and associated monitoring, controlling, and predicting vibration in an underground drilling operation


A drilling system and associated systems and methods for monitoring, controlling, and predicting vibration of a drilling operation. The vibration information can include axial, lateral or torsional vibration of a drill string..

03/19/15
20150081221 

Drilling system failure risk analysis method


There is disclosed a method for assessing risk associated with drilling a section of a wellbore in a formation using a drilling system, comprising: providing a probabilistic model for the risk of the drilling system triggering a failure mode during drilling; and assessing the risk of the drilling system triggering one of said failure modes during drilling of the section based on said model. A further such method comprises: defining the critical control parameters for the drilling system; and identifying one or more failure modes of the drilling system associated with each critical control parameter which may arise during drilling the section of the formation..

03/05/15
20150063932 

System and forming perforations in a barrel section


A drilling system may include a plurality of robotic drilling units. Each one of the robotic drilling units may include a drill end effector positioned inside a barrel section.
The Boeing Company


02/26/15
20150056030 

Automated inspection system


A drilling system includes a drilling machine, configured to drill a hole in a work piece along a drilling axis, a deployment mechanism, attached to the drilling machine, a measuring probe, attached to the deployment mechanism, and a controller, coupled to the drilling machine, the measuring probe, and the deployment mechanism. The measuring probe is configured to produce a signal indicative of an actual geometric parameter of the hole when inserted therein.
The Boeing Company


02/19/15
20150047906 

Efficient and eco-friendly oil drilling system and method


An efficient and eco-friendly oil drilling system includes at least one storage tank, an initial surface drilling system and a subsequent drilling system, a plurality of rig mud pumps, and a drilling rig. The plurality of rig mud pumps is in fluid communication with the drilling rig as the drilling rig is in fluid communication with the at least one storage tank.

02/19/15
20150047905 

Drilling systems and multi-faced drill bit assemblies


A drill bit assembly that includes a shank including a shank axis, first and second ends, a drill bit seat at the second end and a central flow bore extending axially from the first end. Additionally, the assembly includes a sleeve disposed about and translatable axially relative to the shank and a drill bit rotatably coupled to the sleeve.
National Oilwell Dht, L.p.


02/12/15
20150041221 

Uncoupling device for connecting a drilling tool to the end of a drilling column and a drilling system comprising such an uncoupling device


Collection device for connecting a drilling tool, such as a bit, to the end of a drilling column, in which the connection device comprises a first element, with a first end, intended to be connected to the end of the drilling column, and a second element, with a second end, intended to be connected to the drilling tool, in which the second element is fixed to the first element so as to allow a translational movement in a longitudinal direction in order to make it possible to change the distance between the first end and this second end, characterized in that the connection device comprises a “pusher” structure for transmitting a thrust force from this first element towards the second element, comprising a set of “belleville” washers making it possible to ensure that said thrust force, from the first element toward the second element, is substantially constant in any position of the second element with respect to the first element.. .
Tercel Ip Ltd.


02/12/15
20150041218 

Axis offset cam tool for reverse circulation exploration drilling systems and use thereof


An off-axis “cam” drilling tool is provided. The off-axis “cam” drilling tool includes an outer tubing having a throughbore therein, an inner tubing having a throughbore therein, the inner tubing being configured to be inserted within the throughbore of the outer tubing.

02/12/15
20150041213 

Gas injection while drilling


Injection of gas into a managed pressure drilling system to provide for operation of the drilling system in a downhole pressure window defined by the pore pressure of a formation being drilled and a fracture pressure of the formation. Gas injection being controlled so as to produce the desired downhole pressure without causing large oscillations in borehole pressure..
Schlumberger Technology Corporation


02/05/15
20150034388 

Downhole motor coupling systems and methods


A drilling system includes a drillstring and a power section further including a stator having a stator axis and a rotor within the stator. The rotor rotates eccentrically within the stator in response to fluid flowing therebetween.
National Oilwell Varco, L.p.


02/05/15
20150034327 

Drilling system having slot for underwater storage of bop assembly


A drilling system includes a derrick installed on a platform of a stationary floating structure. An activity forms a borehole in a sea-bed, and carries out installation of a casing pipe assembly and a bop assembly in the formed borehole.
Hyundai Heavy Industries Co., Ltd


01/22/15
20150021092 

Drilling system and method


A system for drilling a subterranean bore at a subsea location is provided, the system comprising a drilling unit for location on the seabed and remotely operable from the water surface to drill a bore using a drill string; a transport assembly moveable between the water surface and the drilling unit when at the location on the seabed, wherein the transport assembly comprises a receptacle for receiving a downhole tool; first transfer means for transferring a first downhole tool from the drill string to the transport assembly; and second transfer means for transferring a second downhole from the transport assembly to the drill string; whereby the first and second transfer means are operable to recover from the drill string a first downhole tool and deliver to the drill string a second downhole tool in a single deployment of the transport assembly from the water surface to the drilling unit. A method for drilling a subterranean bore at a seabed location comprises providing a drilling unit on the seabed; conducting a drilling operation using a drill string by remote operation of the drilling unit from a surface location, the drill string having therein a first downhole tool; transporting a second downhole tool from the surface to the drilling unit by means of a transport assembly; recovering the first downhole from the drill string to the transport assembly; transferring the second downhole tool from the transport assembly to the drill string; transporting the first downhole tool to the surface by means of the transport assembly; and continuing the drilling operation using the second downhole tool.
Fugro Seacore Limited


01/15/15
20150014064 

Core drilling tools with external fluid pathways


Implementations of the present invention include a core barrel assembly including external fluid pathways extending generally axially long the outer surface of the core barrel assembly. The one or more external fluid pathways can allow for increased fluid flow around a latch mechanism.
Longyear Tm, Inc.


01/15/15
20150014058 

Drilling monitoring and displaying drilling parameters for a drilling operation of a drilling system


A drilling system and method for monitoring drilling parameters for an underground drilling operation.. .

01/08/15
20150008045 

Steerable drilling system


A steerable system comprises a fluid powered motor 10 having a rotor 16 and a stator 18, and a bias arrangement having a plurality of bias pads 34 connected to the stator 18 so as to be rotatable therewith, the bias pads 34 being moveable to allow the application of a side load to the steerable system.. .
Schlumberger Technology Corporation


12/11/14
20140362664 

Methods and apparatus having borehole seismic waveform compression


An illustrative seismic while drilling system includes a drill string having at least one seismic sensor that can be employed to detect seismic signals during pauses in the drilling process, e.g., when extending the length of the drill string. An embedded processor digitizes a signal from the seismic sensor to obtain a digital waveform and processes the digital waveform to derive a compressed waveform representation for storage or transmission.

12/04/14
20140356087 

Vacuum drilling system and methods


A vacuum drilling system and methods is provided that may utilize both a through tool coolant supply as well as a central vacuum extraction system. The system may include a cutting head provided on a hollow tube and a vacuum source to apply vacuum pressure to the area of the cutting head via one or more chip inlets arranged proximate to the cutting head.

12/04/14
20140355914 

Methods of operating a bearing apparatus including tilting pads


Embodiments of the invention relate to tilting pad bearing assemblies and apparatuses. The disclosed tilting pad bearing assemblies and apparatuses may be employed in downhole motors of a subterranean drilling system or other mechanical systems.

12/04/14
20140353033 

Automated drilling system


A drilling system comprises a drilling parameter sensor in communication with a sensor application 22 that generates processed data from raw data that is received from the drilling parameter sensor. A process application 24 is in communication with the sensor application 22 and generates an instruction based on the processed data.

11/13/14
20140332279 

Driven latch mechanism


Implementations include a core barrel assembly having a driven latch mechanism. The driven latch mechanism can lock the core barrel assembly axially and rotationally relative to a drill string.

11/06/14
20140326511 

Enhanced smear effect fracture plugging process for drilling systems


This invention relates to drilling a well, particularly an oil or gas well, where casing or liner will be installed to stabilize the wellbore. The present invention is intended to permit more drilling and longer lengths of casing or liner to be installed at one time.

11/06/14
20140326510 

Wireline drilling system


A wireline drilling system for the hydrocarbon exploration and production industry incorporating a drilling cuttings removal system which acts to remove and store cuttings displaced by a drill bit during drilling operations. The cuttings removal system may employ a screw member having a tapered lower portion and a narrow upper portion to transport drilling cuttings to a cuttings basket and distribute the cuttings therein.

11/06/14
20140326505 

Well drilling methods with audio and video inputs for event detection


A well drilling method can include sensing at least one of audio and optical signals, generating a parameter signature during a drilling operation, the parameter signature being based at least in part on the sensing, and detecting a drilling event by comparing the parameter signature to an event signature indicative of the drilling event. A well drilling system can include a control system which compares a parameter signature for a drilling operation to an event signature indicative of a drilling event, the parameter signature being based at least in part on an output of at least one audio and/or optical sensor, and a controller which controls the drilling operation in response to the drilling event being indicated by at least a partial match between the parameter signature and the event signature..

10/30/14
20140318865 

Method and system for controlling vibrations in a drilling system


A control system and method for limiting vibrations in a drilling system, including a drill string and a drive system for providing drive torque for rotating the drill string at a reference frequency. The control system includes a sensor module for determining an uphole parameter of the drilling system, a model module provided with a model of the drilling system and adapted to provide modeled parameters of the drilling system using the drive torque as an input, a model gain module for providing a model gain vector to the model module in response to one or more of the modeled parameters and the drive torque.

10/30/14
20140318206 

Core lifter


A core lifter and method for making same for use in a drilling system. The core lifter can include a tubular body having an exterior surface and an interior surface and can have a plurality of longitudinally-oriented recesses formed in the exterior surface of the tubular body of the core lifter and extending radially inwardly relative to the central axis of the core lifter.

10/23/14
20140314355 

Bearing assembly including bearing support ring configured to reduce thermal warping during use


Various embodiments relate to a bearing assembly including a support ring configured to reduce thermal warping under operational temperature conditions, a bearing apparatus that may utilize such a thrust-bearing assembly, and applications that incorporate the disclosed bearing apparatuses such as downhole motors in subterranean drilling systems, directional drilling systems, and many other apparatuses. In an embodiment, a bearing assembly includes a plurality of superhard bearing elements distributed circumferentially about an axis.

10/02/14
20140291499 

Mining systems and methods


The present invention provides systems and methods capable of improving the efficiency and effectiveness of leaching operations. In one embodiment, the present invention may utilize a coiled tubing directional drilling system capable of treating interior portions of the heap/formation.

09/25/14
20140284111 

Horizontal directional drilling system


The present disclosure provides a drilling machine configuration and related method that avoids drilling mud from contaminating hydraulic fluid that flows through the drive system of the machine. The disclosed system and method provides a drilling mud anti-contamination system that requires infrequent service and a system wherein the service can be quickly and easily performed..

09/25/14
20140284110 

Rotary steerable drilling system


A rotary steerable drilling system includes a housing, a drive shaft passing through the housing, a shaft/housing locking mechanism disposed to selectively engage the drive shaft and the housing, and an anti-rotation mechanism disposed to engage a wellbore wall. Shaft/housing locking mechanism includes a first configuration in which rotation of the drive shaft is independent of the housing, and a second configuration in which rotation of the drive shaft causes rotation of the housing.

09/25/14
20140283536 

Systems, methods, and devices for frozen sample distribution


A drilling system including a motor that produces a sonic, linear oscillatory motion is provided for removing a frozen biological sample from a stored frozen specimen and methods of use thereof without thawing the remainder of the specimen. The stator and slider assembly is operated by a servo controller which can communicate and be programmed through a port of a pc equipped with software..

09/18/14
20140270975 

Three rail multi-directional direct cantilever skidding system


The present subject matter provides a three-rail multi-direction direct cantilever skidding system suitable for an offshore drilling system, where the three-rail multi-direction direct cantilever skidding system comprises movable guides accommodating the cantilever of a jackup drilling unit and enabling transverse skidding rails to provide direct support for the cantilever so the cantilever may be moved in both longitudinal and transverse directions.. .

09/18/14
20140270974 

Multi-direction direct cantilever skidding system


The present subject matter provides a multi-direction direct cantilever skidding system suitable for an offshore drilling system, where the multi-direction direct cantilever skidding system comprises movable guides accommodating a cantilever of a jackup drilling unit or other mobile platform and enabling transverse skidding rails to provide direct support for the cantilever so the cantilever may be moved longitudinally and transversely.. .

09/18/14
20140263215 

Laser systems for drilling holes in medical devices


Novel laser drilling systems are disclosed. The laser drilling systems are useful for drilling bore holes in medical devices, especially blind bore holes in surgical needles.

09/18/14
20140262514 

Measuring torque in a downhole environment


A drilling system may include one or more downhole components to which a torque is applied. To determine the torque, the rotational velocity may be determined at two locations on a downhole component.

09/18/14
20140262512 

Multi-service supply line system and method


Present embodiments are directed toward a drilling system that includes a conduit configured to route a pressurized gas to a top drive of a drilling rig. The drilling system also includes one or more cables disposed in the conduit.

09/18/14
20140262507 

Rotary steerable system for vertical drilling


A rotary steerable drilling system that is operable to drill vertical wellbores and automatically maintain a vertical wellbore drilling path. The system includes a control module for operating solenoid valves that control an amount of fluid pressure applied to bias pad piston/cylinders.

09/18/14
20140262309 

Offshore well system with a subsea pressure control system movable with a remotely operated vehicle


An offshore well drilling system for drilling a subsea well is presented that includes a floating platform, a surface bop stack, a riser, and a driveable environmental safe guard system. The safe guard system includes an upper wellhead connector, a lower wellhead connector, a blowout preventer with shearing blind rams, and a subsea pressure control system.

09/11/14
20140255115 

Drilling system for deep holes


The invention is directed to a drill system that better uses the power curve of modern machine tools. The drill system uses a two-step drill, utilizing ic inserts to perform the major hole diameter cutting, and a central drilling system.

08/28/14
20140241654 

Bearing apparatus having superhard bearing elements


Bearing assemblies and apparatuses are disclosed. Such bearing assemblies may be employed in bearing apparatuses for use in downhole motors of a subterranean drilling system or other mechanical systems.

08/28/14
20140238748 

Slotted liner drilling


Drilling assemblies, systems and methods enable a wellbore to be drilled and lined with a slotted liner. A drilling system includes a liner assembly with a drill string in a bore thereof.

08/21/14
20140231139 

Drilling system having a super-capacitor amplifier and a transmitting signals


A method and a drilling system that may include a drilling element for drilling a hole in a geological formation; a sensor module arranged to collect information about the drilling; a transmitter that is arranged to receive the information from the sensor module, amplify the information by a super-capacitor amplifier to provide amplified information and to provide the amplified information to a first element and to a second element of an antenna, the first and second elements of the antenna are located at two opposite sides of a band gap; wherein the antenna is arranged to transmit the amplified information via the geological formation; wherein the super-capacitor amplifier comprises a plurality of switched capacitor converters, each switched capacitor converter comprises a plurality of converter stages, each converter stage comprises capacitors and switches that are arranged to perform a current amplification of an input signal; wherein each converter stage is arranged to operate with alternating charge cycles and discharge cycles.. .

08/14/14
20140224542 

System and inhibiting an explosive atmosphere in open riser subsea mud return drilling systems


A method for inhibiting an explosive atmosphere in a wellbore drilling system, including a riser (12) connected to a wellbore above a top thereof wherein the riser has a fluid outlet (17) below a surface of a body of water in which the wellbore is drilled, and wherein the fluid outlet is connected to a subsea pump to return drilling fluid to a drilling platform on the water surface and wherein a space in the riser (12) above the drilling fluid level filled with air includes pumping drilling fluid into a drill string (15) extending from the drilling platform into the wellbore. Fluid (27) is introduced proximate an upper end of the riser (12).

08/07/14
20140216826 

Single-waterway drill bits and systems for using same


Implementations of the present invention include drilling tools having axially-tapered waterways that can increase flushing and bit life, while also decreasing clogging. According to some implementations of the present invention, the drilling tool can have a single notch extending into the cutting face and a plurality of bores extending from the cutting face to an interior space of the drilling tool.

08/07/14
20140216816 

Continuous circulation and communication drilling system


An apparatus for performing a wellbore operation includes a drill string having a rigid tubular section formed of a plurality of jointed tubulars and a plurality of valves positioned along the rigid tubular section. Each valve may have a radial valve controlling flow through a wall of the rigid tubular section and a signal relay device configured to convey information-encoded signals.

08/07/14
20140216815 

Multi-operational multi-drilling system


A system comprising a drilling platform having a central focus, a plurality of wellbay accesses positioned along a wellbay access perimeter surrounding the central focus, a drilling module, and a peripheral skidding system defining a skidding perimeter surrounding the central focus. Each of the plurality of wellbay accesses is associated with a wellbay substantially therebelow.

07/31/14
20140209389 

High dogleg steerable tool


A rotary steerable drilling system may include a substantially non-rotating tool body, a rotatable shaft including at least one pivotable feature, where the rotatable shaft is at least partially disposed within the tool body, and a bias unit that alters the position of the rotatable shaft within the tool body. The rotary steerable drilling system may also include at least one force application member that alters the position of the tool body in the borehole.

07/24/14
20140202767 

Contingent continuous circulation drilling system


A method for deploying a tubular string into a wellbore includes: injecting fluid through a top drive and flow sub into a top of the tubular string and lowering the tubular string into the wellbore. The flow sub: connects the tubular string top to a quill of the top drive, is in a top injection mode, and has a closed port and an open bore.

07/17/14
20140196950 

Path tracking for directional drilling as applied to attitude hold and trajectory following


A method for directional control of a drilling system, having steps of using an inclination and azimuth hold system to develop a path to be followed by the drilling system, wherein the inclination and azimuth hold system calculates an inclination angle of a tool face and an azimuth angle of the tool, generating a set point attitude to establish the path to be followed by the drilling system and controlling the drilling system to drill along the path obtained by the inclination and azimuth hold system.. .

07/10/14
20140190904 

Drilling fluid reclaimer


The present invention is directed to a drilling fluid reclaimer. The reclaimer has at least one adjustable screen assembly for providing a leveling filter for reclaimed drill fluid.

07/10/14
20140190750 

Rotary steerable drilling system and method


A drilling system may include an outer sleeve, and a rotary steerable module including a shaft extending within the outer sleeve. The rotary steerable module may further include bearings disposed within the outer sleeve and through which the shaft extends, and cams positioned along the shaft between the bearings.

07/03/14
20140182943 

Continuous flow drilling systems and methods


A method for drilling a wellbore includes drilling the wellbore by injecting drilling fluid into a top of a tubular string disposed in the wellbore at a first flow rate and rotating a drill bit. The tubular string includes: the drill bit disposed on a bottom thereof, tubular joints connected together, a longitudinal bore therethrough, a port through a wall thereof, and a sleeve operable between an open position where the port is exposed to the bore and a closed position where a wall of the sleeve is disposed between the port and the bore.

06/26/14
20140175023 

Three wire press solids dewatering oil and gas field applications


A three wire press solids dewatering device and method for unconventional oil and gas field solids management applications, including drilling mud dewatering in a closed-loop drilling system, as well as solids dewatering in flow back and produced water treatment systems, including a single wire belt gravity thickener for inlet solids slurry thickening and distribution, and a twin wire press for thickened solids slurry dewatering.. .

06/26/14
20140174832 

Overshot assembly and systems and methods of using same


An overshot assembly for operative coupling to a wireline and a head assembly within a drilling system. The overshot assembly has at least one latch member that securely engages the inner surface of the head assembly without the use of a spearhead..

06/26/14
20140174828 

Core drilling tools with retractably lockable driven latch mechanisms


Drilling systems and methods for deploying a latch mechanism upon reaching a drilling position. The drilling systems and methods permit spinning of a drill string to cause a core barrel head assembly to spin through the frictional mating of a landing shoulder of the head assembly and a landing ring of an outer tube assembly.

06/26/14
20140174827 

Drilling systems and fixed cutter bits with adjustable depth-of-cut to control torque-on-bit


A drill bit for drilling a borehole in an earthen formation includes a connection member having a pin end. In addition, the drill bit includes a bit body coupled to the connection member and configured to rotate relative to the connection member about a central axis of the bit.

06/19/14
20140169129 

Downhole receiver low frequency seismic investigations


Downhole seismic receiver systems that may be compatible with measurement-while-drilling systems. The downhole seismic receiver systems may be integrated into drill-string components, including drill collars of a bottom hole assembly.

06/19/14
20140169128 

Devices, low frequency seismic borehole investigations


Downhole seismic sources that may be compatible measurement-while-drilling systems. The downhole seismic sources are integrated into drill string components, including drill collars of the bottom hole assembly.

06/19/14
20140166363 

Automated directional drilling system and method using steerable motors


A method for directional drilling of a wellbore includes automatically rotating a drill string having a steerable drilling motor at an end thereof in a first direction so that a measured torque related parameter thereon reaches a first value. The drill string is automatically rotated in a second direction so that the measured torque related parameter reaches a second value lower than the first value.

06/12/14
20140158427 

Directional drilling tool


A directional drilling tool is provided, which comprises a first end (2) attachable to a drill string, and a second end (4) attachable to a drill bit. A swivel section (6) is provided intermediate the first and second ends (2,4) and has a first swivel member (18) non-rotatably attached to the first end (2) and a second swivel member (20) rotatably coupled to the first swivel member (18) and rotatable relative thereto about a first axis of rotation which is co-axial with a longitudinal axis (li) of the tool.



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Drilling System topics: Drilling System, Hydrocarbon, Defibrillator, Cardioverter, Disconnect, Hydraulic Intensifier, Mud Pulse Telemetry, Drilling Method, Longitudinal Axis, Crystallin

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