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Drilling System patents


This page is updated frequently with new Drilling System-related patent applications.

 Offshore drilling system, vessel and methods patent thumbnailOffshore drilling system, vessel and methods
Offshore drilling system for performing subsea wellbore related activities including a drilling vessel, with a floating hull subjected to heave motion. A main cable heave compensation sheave is provided for heave compensation of a travelling block.
Itrec B.v.

 Percussion drill bit with at least one wear insert, related systems, and methods patent thumbnailPercussion drill bit with at least one wear insert, related systems, and methods
Various drill bits, drilling systems and related methods are provided. In one embodiment, a drill bit comprises a bit body having a face and a shank, at least one insert having a convex engagement surface coupled with the face and at least one wear insert coupled with the shank.
Dover Bmcs Acquisition Corp.

 Antennas for a drilling system and  making same patent thumbnailAntennas for a drilling system and making same
A system and method for assembling a communication system in a drilling system configured to drill a borehole in an earthen formation. The communication system has a first antenna assembly and a second antenna assembly that are communicatively coupled together.
Aps Technology, Inc.

 Flux plane locating in an underground drilling system patent thumbnailFlux plane locating in an underground drilling system
A portable locator and method for establishing the location of the cable line in a region which includes at least one generally straight electrically conductive cable line extending across the region from which cable line a locating signal includes a first arrangement for measuring a local flux intensity of the locating signal at a first above ground point within the region with the portable locator in a particular orientation at the first above ground point. A second arrangement uses the local flux intensity to establish a cable line angular orientation which limits the possible directions to the cable line relative to the particular orientation of the portable locator at the above ground point.
Merlin Technology Inc.

 Driveshaft catch assembly patent thumbnailDriveshaft catch assembly
A driveshaft transmission assembly may include a catch assembly. The catch assembly may prevent the loss of certain driveshaft transmission assembly components downhole in the event of a failure of the driveshaft transmission due to dynamic loads produced during operation of a drilling system.
Halliburton Energy Services, Inc.

 Drilling system for deep holes patent thumbnailDrilling 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 ic inserts to perform the major hole diameter cutting, and a central drilling system that cuts the remaining minor diameter portion of the hole, and is configured to see less cutting surface footage, due to its position from the rotating center of the tool.
Allied Machine & Engineering Corp.

 Overshot assembly and systems and methods of using same patent thumbnailOvershot 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 a proximal body portion, a distal body portion, and a spindle received within the distal body portion.
Bly Ip Inc.

 Subsea casing drilling system patent thumbnailSubsea casing drilling system
A casing drilling system includes a casing having a bore therethrough; a drilling member coupled to the casing; a retrievable motor releasably coupled to the casing and includes a power section configured to rotate the drilling member relative to the casing; and a cementing tube in selectively fluid communication with the bore of the casing for diverting cement from the power section of the drilling motor.. .
Weatherford Technology Holdings, Llc

 Rotary percussive device patent thumbnailRotary percussive device
Repeated percussive forces may be provided using various devices, systems, assemblies, and methods. Example rotary percussive devices may be used in a downhole environment, including within a drilling system that includes a percussive hammer drill bit.
Smith International, Inc.

 Real-time calculation of maximum safe rate of penetration while drilling patent thumbnailReal-time calculation of maximum safe rate of penetration while drilling
Drilling a borehole involves a drilling system that uses drilling mud to transport cuttings of a formation to surface. During the operation, current parameters are obtained of the drilling operation conducted with the drilling system.
Weatherford Technology Holdings, Llc

Multi purpose drilling system and method

A method of forming a multi purpose drilling for degassing a coal seam that is to mined, the method including the steps of drilling a primary borehole from a surface into a zone above the coal seam, such that at least a portion of the primary borehole extends substantially parallel to the coal seam, and drilling at least one secondary borehole, wherein the least one secondary borehole extends from the primary borehole into the coal seam.. .
Peabody Energy Australia

Method of operating a drilling system

A method of operating a drilling system for drilling a subterranean bore hole. The drilling system includes a drill string which rotates during a drilling, and a sealing device which provides a substantially fluid tight seal around the drill string while the drill string is rotating during the drilling.
Managed Pressure Operations Pte. Ltd.

Automated sliding drilling

Automated control of a drillstring in a borehole, which is not in continuous rotation, the drillstring comprising an angled component (a bent sub or the like) and a downhole means of rotating the bit, such as a motor or turbine, which rotates the bit independently of drillstring rotation. Near the distal end of the drillstring are measurement devices, at least one and in some aspects two or more, which are used to measure the orientation of the drillstring/bent sub/bottomhole assembly/drill bit with respect to a geophysical field of the earth, such as magnetism (magnetic toolface) or gravity (gravitational toolface).
Schlumberger Technology Corporation

Subsea drilling system with intensifier

A subsea drilling system that includes a blowout preventer (bop) stack with accumulators. The drilling system also includes an intensifier that is cyclable to communicate an increased pressure to the accumulators than that provided by surface equipment so as to charge the accumulators with the increased pressure.
Cameron International Corporation

Drilling system and operating a drilling system

A drilling system for drilling a subterranean well bore includes a controller and a first and a second set of field devices. Each of the first and second set of field devices measure a physical characteristic of the drilling system and to transmit to the controller signals representing a measured value of the physical characteristic.
Managed Pressure Operations Pte. Ltd.

Automatic and integrated control of bottom-hole pressure

A method for responding to an adverse fluid event such as a fluid gain or fluid loss event includes pumping a drilling fluid through a drilling system having a drill string and into a well bore. The drilling system also includes at least two pressure control components operatively coupled to the drill string.
Schlumberger Technology Corporation

Methods of continuous fabrication of holes in flexible substrate sheets and products relating to the same

Systems and processes of cutting and drilling in a target substrate uses a laser (e.g., a pulsed laser) and an optical system to generate a line focus of the laser beam within the target substrate, such as a glass substrate sheet, are provided. The laser cutting and drilling system and process creates holes or defects that, in certain embodiments, extend the full depth of the glass sheet with each individual laser pulse, and allows the laser system to cut and separate the target substrate into any desired contour by creating a series of perforations that form a contour or desired part shape.
Corning Incorporated

Managed pressure drilling with hydraulic modeling that incorporates an inverse model

A managed pressure drilling (mpd) operation may use an inverse model in conjunction with a hydraulic model and real-time drilling conditions and parameters as inputs to determine a wellhead pressure set point corresponding to a desired bottomhole pressure. For example, while drilling a wellbore penetrating a subterranean formation with a drilling system, measured data including a wellhead pressure may be acquired.
Halliburton Energy Services, Inc.

Drill sensor system and method

A drill sensor system of a drilling system and method for generating navigation data for the drilling system uses both a radar sensor and a magnetometer disposed in and/or coupled to a drill rod assembly having a drill head configured to drill a hole beneath a surface. The radar sensor emits an electromagnetic wave and obtains an echo of the electromagnetic wave in order to generate radar data representative of one or more objects beneath the surface.
Industrea Mining Technology Pty Limited

Method of incorporating remote communication with oilfield tubular handling apparatus

Signal communications at a drilling system generally includes communicating upwards or downwards from the rig floor. For example, signal communications upwards may comprise the control of a cementing head operation (e.g., actuating cementing head).
Weatherford Technology Holdings, Llc

Real-time performance analyzer for drilling operations

An example method includes receiving a data set containing combinations of drilling parameter values and operating condition values for a drilling system corresponding to each combination of drilling parameter values. At least one of a frequency and a duration of use may be determined for each of the combinations of drilling parameter values in the data set.
Landmark Graphics Corporation

Horizontal pipe connection and length detection system

A tubular handling apparatus for a drilling system, a method for handling tubulars, and a drilling system. The apparatus includes a first trough configured to receive at least a first tubular and a second tubular, a first skate movable along the first trough and configured to engage a first end of the first tubular, and a second skate movable along the first trough and configured to engage a second end of the second tubular.
Schlumberger Technology Corporation

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.
Weatherford Technology Holdings, Llc

Infiltrated diamond wear resistant bodies and tools

Implementations of the present invention include infiltrated diamond tools with increased wear resistance. In particular, one or more implementations of the present invention include a body comprising at least 10% by volume diamond particles that are infiltrated with a binder.
Longyear Tm, Inc.

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

Magnetic sensor rotation and orientation about drill

A drilling system, comprising a drill string; and a ranging tool mounted on the drill string, the ranging tool comprising a magnetic sensor pair comprising a first magnetic sensor and a second magnetic sensor mounted radially opposite one another on the ranging tool, wherein each of the magnetic sensors is structured and configured to detect at least a radial component and a tangential component of a magnetic field; a rotatable assembly, comprising a motor structured and arranged to actuate rotation of the magnetic sensor pair around the drill string; and an electronics package connected to at least one of the magnetic sensor pair, and the motor, wherein the electronics package comprises a controller and a wireless telemetry device.. .
Halliburton Energy Services, Inc.

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.
Cameron International Corporation

A energy efficient and fast rotary drilling in inhomogeneous and/or hard rock formations

It is described a rotary drilling system (10) for drilling a borehole (12) in inhomogeneous and/or hard rock formations. The system (10) comprising: a rotary drill bit (20; 50), and at least two electrodes (21, 22, 23, 51, 52, 53) arranged for pulsing between said electrodes of at least one high voltage electro pulse (41), wherein said at least one high voltage electro pulse (41) is generated in response to a detected resistance on the drill bit (20) from a rock formation (40) in front of the drill bit (20) while rotating, in order to create small/micro-cracks (45) in the rock formation (40)..
Sintef Tto As

Pressure amplifiers for downhole drilling tools

A drilling system includes a drill string having a bha carrying a drill bit, a steering pad carried by the bha and radially moveable relative to a longitudinal axis of the bha and a pressure amplifier connected between the steering pad and a hydraulic fluid at a first pressure, the pressure amplifier comprising a piston axially moveable in response to application of the first hydraulic pressure to move the steering pad radially at a steering force.. .
Schlumberger Technology Corporation

Downhole turbine tachometer

Drilling systems are disclosed that measure the rotational speed of a mud motor. One drilling system includes a mud motor arranged in a drill string and having a turbine shaft operatively coupled to a drill bit and a plurality of turbine stages axially arranged along a portion of the turbine shaft, a measure-while-drilling (mwd) tool operatively and communicably coupled to the mud motor and including a pressure sensor configured to detect pressure pulses generated by the mud motor and generate data signals corresponding to the pressure pulses, an electronics module communicably coupled to the pressure sensor and configured to process the data signals and thereby calculate a rotational speed of the mud motor, and a communications module communicably coupled to the electronics module and configured to transmit signals indicative of the rotational speed of the mud motor to a surface location..
Halliburton Energy Services, Inc.

Elastomeric centralizer base for rock drilling system

A rock drilling system comprising a rock drill adapted to hold a drill steel to which a drill bit is connected, a drill feed rail for slidably supporting a drill feed that displaces the rock drill along the drill feed rail, a stinger-supported centralizer assembly for centralizing the drill steel, wherein the stinger-supported centralizer assembly has a centralizer base made of an elastomeric material, and a travelling cradle centralizer assembly slidable over the drill feed rail for centralizing the drill steel, wherein the travelling cradle centralizer assembly has a cradle made of an elastomeric material.. .
1311854 Ontario Limited

One trip liner drilling and cementing

A liner drilling system and method to at least partially drill a wellbore with a liner and cement the liner in place in the wellbore, in a single downhole trip. An example system includes a liner releasably coupled to a drill string.
Schlumberger Technology Corporation

Graphical indexing for life cycle management of drilling system assets

Provided is a life cycle tracking system including a memory and a processor. The memory includes instructions that, when executed by the processor, cause the processor to perform certain operations.
Hydril Usa Distribution Llc

Locking device and locking the tool holder of a drilling system

A locking device and a locking method are provided for a tool holder of a rotary drilling rig. The locking device includes a sleeve, a locking pin, a movement system, and a control system.
Stahl- Und Apparatebau Hans Leffer Gmbh & Co. Kg

Natural gas hydrate formation drilling simulation device

A natural gas hydrate drilling simulation device, includes a hydrate rock core simulation system, a drilling system, a drilling fluid injection system and a drilling fluid treatment system. The hydrate rock core simulation system includes a hydrate formation simulation wellbore, an artificial rock core, a water bath jacket and low temperature water bath.
Guangzhou Institute Of Energy Conversion, Chinese Academy Of Sciences

Laser drilling method and laser drilling system

The present disclosure provides a laser drilling method and a laser drilling system. The laser drilling method includes a hole-boundary formation step of outputting a pulse laser beam and scanning a substrate to be drilled, to form a boundary cutting groove of a preformed hole; a material-in-hole heating step of outputting a co2 laser beam, aligning the co2 laser beam with the preformed hole, and heating a substrate material of the preformed hole for a predetermined period of time; and a hole formation step of cooling the substrate material of the preformed hole, to deform the substrate material and enable the substrate material to fall off from the substrate to be drilled..
Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Piezoelectric generator for hydraulic systems

The present disclosure generally relates to electrical power generation from a piezoelectric material. A piezoelectric power generator assembly is disclosed including a housing, a piezoelectric transducer located in the housing, and a piston located in the housing, wherein the piezoelectric transducer is configured to generate an electrical charge when contacted by the piston.
Cameron International Corporation

Instrument line for insertion in a drill string of a drilling system

An apparatus for delivering tools within a drill string may include an instrument line including a mechanically resistant external structure with an internal cavity. The instrument line may be configured to be deployed into the drill string.
Schlumberger Technology Corporation

Boring 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.

Drilling system with top drive entry port

Apparatus and methods for drilling a wellbore. The apparatus includes a housing defining an entry port, and a shaft coupled to the housing and configured to connect to a drill string deployed into the wellbore.
Schlumberger Technology Corporation

Multi-segment instrument line for instrument in drill string

A drilling system and method for deploying an instrument in a drill string in a wellbore. The method includes receiving an active instrument line through a drilling device and into the drill string, the active instrument line being connected to the instrument via a shallow connection, the instrument and the shallow connection being in the drill string.
Schlumberger Technology Corporation

Directional drilling system and methods

A directional drilling steering system is configured to direct a tubular sleeve arranged at the bottom of a drill string adjacent the drill bit at a selected tilt angle with respect to the longitudinal axis of the uphole drill string and at a selected azimuth. Tilt angle can be achieved by axial movement of one or more pistons in engagement with the downhole tubular sleeve.
Halliburton Energy Services, Inc.

Controlling wellbore drilling systems

Techniques for controlling downhole drilling equipment include determining a nominal model of downhole drilling dynamics based on sensor measurements from the downhole drilling equipment; determining an uncertainty for the nominal model of downhole drilling dynamics; determining, based on the uncertainty for the nominal model of downhole drilling dynamics, a set of models that deviate from the nominal model of downhole drilling dynamics; and generating a virtual controller for the downhole drilling equipment based on the nominal model and the set of models that deviate from the nominal model.. .
Halliburton Energy Services, Inc.

Drilling system and operation for same

A drilling system includes a drilling assembly and a control assembly. The control assembly is operably connected to the drilling assembly such that simultaneous movement of multiple portions of the drilling assembly is enabled..
Caterpillar Inc.

Dynamic determination of a single equivalent circulating density (ecd) using multiple ecds along a wellbore

A well drilling system and method to balance multiple equivalent circulating density (“ecd”) targets along a wellbore during drilling.. .
Halliburton Energy Services Inc.

Devices and methods of producing electrical energy for measure while drilling systems

Devices and methods for powering a measure while drilling (mwd) system, providing a reciprocating generator comprising a suspension and mass system, a pressure housing, a sliding armature having an axis of movement and mechanically coupled to the suspension and mass system and responding to mechanical shock and vibration energy experienced by the reciprocating generator from the environment, magnets mounted on the sliding armature, and a stator with coils positioned such that the magnets induce a voltage/current in one or more of the coils. The stator is held stationary with respect to the pressure housing while the sliding armature is coupled to the suspension and mass system.

Arrangement for feeding at least a part of a driling machine, drilling feeding at least a part of a drilling machine

An arrangement for feeding at least a part of a drilling machine in at least a first direction. A drilling system and a method are provided.
Construction Tools Pc Ab

Deviated drilling system utilizing steerable bias unit

A technique facilitates steering during, for example, a borehole drilling operation. The technique employs a drill string comprising a drill bit and a steering tool for controlling the trajectory of a borehole formed by rotating the drill bit.
Schlumberger Technology Corporation

System for 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

Ratio-based mode switching for optimizing weight-on-bit

drilling system and methods may employ a weight-on-bit optimization for an existing drilling mode and, upon transitioning to a different drilling mode, determine an initial weight-on-bit within a range derived from: a sinusoidal buckling ratio, a helical buckling ratio, and the weight-on-bit value for the prior drilling mode. The sinusoidal buckling ratio is the ratio of a minimum weight-on-bit to induce sinusoidal buckling in a sliding mode to a minimum weight-on-bit to induce sinusoidal buckling in a rotating mode, and the helical buckling ratio is the ratio of a minimum weight-on-bit to induce helical buckling in the sliding mode to a minimum weight-on-bit to induce helical buckling in the rotating mode.
Landmark Graphics Corporation

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

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