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Fracture patents

      

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




new patent Methods for analyzing natural gas flow in subterranean reservoirs
The present invention relates to methods for analyzing and modeling natural gas flow in subterranean shale reservoirs. In preferred embodiments, methodologies and techniques for determining and modeling natural gas flow in shale formations using methodologies and techniques capable of determining natural gas properties related to dual-continuum flow, permeability and pressure within a subterranean shale reservoir.
Aramco Services Company


new patent Gas generator
The present invention relates to a gas generator, comprising a comprising a tubular element (10) with high low-temperature toughness. The gas generator is characterized in that the tubular element (10) has a ductile fracture behavior at temperature to at least −196° c., the tubular element (10) has a minimal tensile strength of 650 mpa, the tubular element (10) has a cubic face-centered austenitic structure with at least 90 area percentage and the tubular element (10) consists of a steel alloy which has a manganese content of at least 14.0 wt %.
Benteler Steel/tube Gmbh


new patent Acoustic source fragmentation system for breaking ground material
A system for fragmenting material includes an energy source, an acoustic transmitter coupled to the energy source and having a unit acoustic source configured to emit an acoustic wave through a volume of ground material, a signal reflecting device, and a controller configured to engage the acoustic transmitter such that the unit acoustic source emits an acoustic locating wave toward the signal reflecting device. The controller is configured to engage the acoustic transmitter such that the unit acoustic source emits the acoustic wave toward a target location, and the acoustic wave is configured to fracture the volume of ground material at the target location..
Elwha Llc


new patent Apparatus for enhanced resonant over-pressured well fracturing
An apparatus for generating of vibrations for enhancing of forming at least one fracture having a required width r and length l in the formation surrounding a wellbore in the regime of resonance by means of applying vibrations to the formation which is undergoing pressurizing exceeding the fracture gradient pressure of the formation.. .

new patent Degradable rubber member for downhole tools, degradable seal member, degradable protecting member, downhole tool, and well drilling
A degradable rubber member for a downhole tool formed from a rubber material containing from 0.1 to 20 parts by mass of a degradation accelerator relative to 100 parts by mass of a degradable rubber (optionally containing other rubber materials and/or reinforcing materials), of which, preferably, the decrease rate of the mass or the 50% strain compressive stress after immersion for 24 hours in 150° c. Water is not less than 5%, and/or the mass loss rate after immersion for 72 hours in 150° c.
Kureha Corporation


new patent A sonic/ultrasonic-assisted the compaction and injection of granular slurries and pastes in the subsurface
A compaction and/or hydro fracture generation device (10) comprises a compression device (11), a vibration generator device (12) arranged to generate vibrations in the ultrasonic frequency range, and a power source connected to the vibration generator.. .
Badger Explorer Asa


new patent Methods of cutting fiber reinforced polymer composite workpieces with a pure waterjet
Methods of trimming fiber reinforced polymer composite workpieces are provided which use a pure waterjet discharged from a cutting head in liquid phase unladened with solid particles at an operating pressure of at least 60,000 psi and in combination with other cutting parameters to provide a final component profile without delamination, splintering, fraying or unacceptable fiber pullout or fiber fracture.. .
Flow International Corporation


new patent Stent made from an ultra high molecular weight bioabsorbable polymer with high fatigue and fracture resistance
A stent made from an ultra high molecular weight bioabsorbable polymer is disclosed herein. The bioabsorbable polymer can have a mw greater than 1 million g/mole or greater than 2 million g/mole.
Abbott Cardiovascular Systems Inc.


new patent An implantable device
An intramedullary bone device which has an internal lumen defined by a sidewall is described. The sidewall includes first and second perforated regions having respective first and second openings.
The Sydney Children's Hospitals Network (randwick And Westmead)


Far-field diversion with pulsed proppant in subterranean fracturing operations
Systems and methods that use far-field diverting agents and proppant pulsing to enhance fracture geometries in far field areas of a subterranean formation are provided. In one embodiment, the methods comprise: introducing into a well bore penetrating a portion of a subterranean formation alternating stages of a proppant-carrying fracturing fluid comprising a plurality of proppant particulates, and a clean fracturing fluid comprising a lesser concentration of proppant particulates than the proppant-carrying fracturing fluid, wherein the alternating stages of the proppant-carrying fracturing fluid and the clean fracturing fluid are introduced into the well bore at or above a pressure sufficient to create or enhance one or more fractures in the subterranean formation; and introducing a diverting agent into the well bore during one or more of the alternating stages of proppant-carrying fracturing fluid and clean fracturing fluid..
Halliburton Energy Services, Inc.


Biosludge treatment system

A biosludge treatment system includes: a fracture unit including a fracture tank formed with a fracture chamber, a first circulation pipeline in fluidic communication with the fracture chamber, and an inner circulation sub-unit disposed in the fracture chamber and in fluidic communication with the first circulation pipeline; a pre-mixing unit mounted downstream of the fracture unit and including a pre-mixing tank formed with a pre-mixing chamber, a fracture chamber-connecting conduit in fluidic communication with the fracture chamber and the pre-mixing chamber; and a lysis unit mounted downstream of the pre-mixing unit and including a lysis tank formed with a lysis chamber, a second circulation pipeline in fluidic communication with the pre-mixing chamber-connecting conduit and the lysis chamber.. .

Biosludge reduction method

A biosludge reduction method includes: fracturing a biosludge under oscillation of an aqueous solution to split zoogleal bacteria flocs contained in the biosludge so as to form a mixture containing the fractured biosludge and the aqueous solution; introducing an oxidizing agent gas into the mixture to bring the fractured biosludge in contact with the oxidizing agent gas; and reacting the mixture with the oxidizing agent gas so as to conduct lysis of the zoogleal bacteria.. .

Fracture water treatment method and system

A method and system for treatment of flow-back and produced water from a hydrocarbon well in which fracturing operations are carried out using a phase separation and creating of positive charge in the water.. .
Mbl Water Partners

Lap welding method, lap joint, production lap joint, and an automobile part

To solve this problem, the inventors discovered lap welding comprising superposing a plurality of steel sheets and firing a laser to form a substantially circular laser weld (1), which lap welding firing the laser in a straight line through an outer edge of the substantially circular laser weld (1) so as to form a hardened part (8) at the steel sheets and thereby suppressing fracture arising from the haz softened part.. .

Welded structure and manufacturing the same

There is provided a welded structure that can reduce fractures at welded portions. The welded structure includes two or three steel sheets and a lapped portion in which the steel sheets are overlapped and joined by spot welding at a plurality of locations, the welded structure including a spot weld portion, and, when a diameter of a nugget is dng (mm), a tip diameter of an electrode used by the spot welding is d (mm), and an average thickness per steel sheet of the steel sheets at the lapped portion is tave (mm), the spot weld portion satisfies dng>d(tave)1/2 when 0.5 mm≦tave<1.1 mm and dng>1.05d when 1.1 mm≦tave≦2.6 mm, in accordance with the average thickness tave (mm)..
Nippon Steel & Sumitomo Metal Corporation

Indirect atraumatic restoring teeth decayed/fractured below the gum line

The invention relates to the field of dentistry and is intended for restoration/reconstruction of teeth destroyed below the gum line using reinforcement technology of composite materials. The indirect noninvasive method of restoration/reconstruction of teeth destroyed below the gum line comprises using a laboratory-fabricated metal mesh-reinforced composite dental prosthesis according to m.

Instrumentation and repair of a bone fracture

A device for assisting in the positioning and sizing of an implant includes an elongate member and a block. The elongate member has length indicia at axial locations along a length for measuring a first distance from a predetermined datum of the elongate member.
Stryker European Holdings I, Llc

Targeting device and method

The present invention relates to a method for fixing an intramedullary cavity nail for the treatment of unstable trochanteric fractures and to a targeting device for use in performing the steps of said method. According to the method, a recess (16) for a femur neck screw (8) for fixing the cavity nail (2) is provided in at least the lateral cortex of the femoral shaft (fs) in close distal proximity to a hole (9) for the femur neck screw such that bone fragment(s) located distally of the fracture and bone fragment(s) located proximally of the fracture relatively seen can be displaced towards each other.
Swemac Innovation Ab

In-situ leaching of ore deposits located in impermeable underground formations

A method and system of in-situ leaching of ore deposits located within underground formations comprising non-porous and impermeable rock. The method includes hydraulically fracturing the impermeable formation containing an ore deposit to create a fractured zone within the formation.

Method of geometric evaluation of hydraulic fractures

A method of evaluating a geometric parameter of a first fracture emanating from a first wellbore penetrating a subterranean formation is provided. The method includes the steps of forming the first fracture in fluid communication with the first wellbore; forming a second fracture in fluid communication with a second wellbore; measuring a first pressure change in the second wellbore in proximity to the first wellbore; and determining the geometric parameter of the first fracture using at least the measured first pressure change in an analysis which couples a solid mechanics equation and a pressure diffusion equation..
Statoil Gulf Services Llc

Well treatment

Methods of treating a subterranean formation penetrated by a well bore, by providing a first acidic treatment fluid comprising fibers to fracture the formation and providing a non-acidic treatment fluid comprising multiple particle size acid precursors having a first average particle size between about 3 mm and 2 cm and a second amount of acid precursors having a second average size between about 1.6 and 20 times smaller than the first average particle size or a second amount of flakes having a second average size up to 10 times smaller than the first average particle size.. .
Schlumberger Technology Corporation

Quench and temper corrosion resistant steel alloy

The balance of the alloy is iron and the usual impurities including not more than about 0.01% phosphorus, not more than about 0.010% sulful, and not more than about 0.10% nitrogen. A quenched and tempered steel article made from this alloy is also disclosed.

Flexible bone screw

A flexible bone screw for insertion into the intramedullary cavity of a fractured bone facilitates enduring fixation of the fracture. The flexible bone screw includes a substantially smooth shaft and a threaded portion positioned at one end of the shaft, wherein the outer diameter of the threaded portion is greater than the shaft diameter and the length of the threaded portion is about 20% of the overall length of the flexible bone screw or less..
Syntorr, Inc.

Metal alloy mono and poly-filament wire reinforced carbon fiber plating system with electromagnetic bone stimulation

The invention entails metal alloy mono and poly-filament wire reinforced carbon fiber plating system for the fixation of skeletal fractures and osteotomies with electrical bone stimulation. For example, in some embodiments, systems and methods comprise a bone stimulation device by generating an electrical current from an implanted power pack, which travels through wire wrapped in the transverse/perpendicular plane around the mono-poly filament wires within the carbon fiber plate, creating an electromagnetic field.
Elemental Orthopedics Llc

Method of securing a plate to a bone at a fracture site utilizing a detachable inserter

The combination of a plate and inserter for the plate. The plate is configured to be operatively placed at a bone fracture site and secured with at least one fastener to stabilize bone portions between which a fracture is located.
Trimed, Incorporated

Flexible bone screw

A flexible bone screw for insertion into the intramedullary cavity of a fractured bone facilitates enduring fixation of the fracture. The flexible bone screw includes a substantially smooth shaft and a threaded portion positioned at one end of the shaft, wherein the outer diameter of the threaded portion is greater than the shaft diameter and the length of the threaded portion is about 20% of the overall length of the flexible bone screw or less..
Syntorr, Inc.

Well placement using closure stress based landing map

Desirable completion zones can be identified using closure stress in combination with one or more other attributes such as porosity. One computer-based well placement method includes using the computer to: process a seismic data volume to map the spatial distribution of a seismic-based css attribute; acquire logs from one or more boreholes in the subsurface region; derive from the logs a relationship between css and a minimum in-situ stress; apply the relationship to the css attribute map to produce a landing map that highlights desirable completion zones; and place one or more wells in the desirable completion zones.
Chevron U.s.a. Inc.

Fluids having a controlled stress response characteristic

A shear thickening fluid having a controlled stress response, in which various stress response characteristics, including, an onset stress, a boundary stress and a fractures stress, can be controlled. The stress response characteristics controlled by the controlled properties of the shear thickening fluid, including the viscosity of a fluid medium, the mechanical properties of the suspended particles and the mechanical properties of the fluid boundary..
Palo Alto Research Center Incorporated

Gas diverter for well and reservoir stimulation

The fracturing methods described in the present disclosure provide advantage over the current fracturing methods. The disclosed fracturing methods can change the fracture gradient of the downhole subterranean formation.

Telescopic mast

A fall protection apparatus includes a heavy support base with a pivotal mast having a top member for rotation around the axis of the mast carrying a series of booms pivotal about respective vertical axes, each having an end coupling member for receiving a fall restraint harness. Each boom is formed by a tube which fractures on a fall and an elongate stainless steel strap inside the tube which bends without fracturing.
Tuffbuilt Products Inc.

Cross-linked acrylamide polymer or copolymer gel and breaker compositions and methods of use

Well treatment fluids, and methods for treating wellbores or fracturing subterranean formations, which include acrylamide polymer or copolymer crosslinked with one or more crosslinkers and one or more iron-containing compounds are provided. The fluids and methods may be used to carry proppants into fractures and to increase fluid recovery in hydraulic fracturing applications.
Kemira Oyj

Fall protection apparatus with a mast and a boom

A fall protection apparatus includes a heavy support base with a pivotal mast having a top member for rotation around the axis of the mast carrying a series of booms pivotal about respective vertical axes, each having an end coupling member for receiving a fall restraint harness. Each boom is formed by a tube which fractures on a fall and an elongate stainless steel strap inside the tube which bends without fracturing.
Tuffbuilt Products Inc.

Fall protection apparatus

A fall protection apparatus includes a heavy support base with a pivotal mast having a top member for rotation around the axis of the mast carrying a series of booms pivotal about respective vertical axes, each having an end coupling member for receiving a fall restraint harness. Each boom is formed by a tube which fractures on a fall and an elongate stainless steel strap inside the tube which bends without fracturing.
Tuffbuilt Products Inc.

Rapid prototyped transfer tray for orthodontic appliances

The present invention is directed to computer-implemented methods of making a transfer tray using rapid prototyping techniques, where the gingival edge of the tray is defined to intersect with at least one receptacle for receiving an orthodontic appliance. This tray configuration helps to minimize the travel distance of the tray when placing the tray over a patient's teeth, while also preserving a high degree of mechanical retention for retaining the appliance until such time that the appliance is bonded to the tooth.
3m Innovative Properties Company

Fracture plating

A plating system for mending a periprosthetic fracture is provided. The system includes an intramedullary rod, a first and second plate, and a plurality of fasteners.

Multilayer heat-conductive sheet, and manufacturing multilayer heat-conductive sheet

Peeling due to interfacial fracture between a tack-free layer 11 and a heat-conductive layer is prevented. In the tack-free layer, an inorganic filler having a median diameter of 0.5 μm or more is contained in a thermoplastic resin having a glass transition temperature of 60° c.
Dexerials Corporation

Method for transferring a thin layer with supply of heat energy to a fragile zone via an inductive layer

A method of transferring a thin layer from a first substrate to a second substrate with different coefficients of thermal expansion, including: providing at least one intermediate layer which temperature is increased by induction when an electromagnetic field is applied to it, more than a temperature increase in the first and second substrates; making contact between the first substrate and the second substrate, with the at least one intermediate layer interposed between them; fracturing the first substrate at a weakened zone making use of supply of thermal energy at the weakened zone made by applying an electromagnetic field to a heterostructure formed by making contact between the first substrate and the second substrate, the application generating local induction heating in the intermediate layer that induces a temperature gradient with a local value at the weakened zone activating the fracture mechanism.. .
Commissariat A L'energie Atomique Et Aux Energies Alternatives

Determining geomechanics completion quality

Systems, methods, and computer-readable media for processing geomechanical data. The method may include receiving a three-dimensional model of a subterranean volume that includes a reservoir, and determining, using a processor, one or more hydraulic fracture performance attributes of the subterranean volume based in part on the model.
Schlumberger Technology Corporation

Measurement of fracture toughness of heterogeneous materials

Methods for measuring the effective fracture toughness in a material are described. A rail and roller system are used to apply a gradual force to a specimen.
California Institute Of Technology

Failure detection sensor, failure detection system, and structure

The failure detection sensor comprises: the first member 10 and the second member 20 provided in parallel with the first member 10 such that one end of the second member 20 is fixed to or restricted by the first member 10 and the other end of the second member 20 is not fixed to or restricted by the first member 10, having fracturing characteristics such that the second member 20 fractures during elastic deformation or plastic deformation of the first member 10. The failure detection sensor may have a compression coil spring 40 which applies a tensile force to the other end of the second member 20 on the opposite side of the one end.

Methods for replacing pin ends and repairing coatings on coated continuous sucker rods

In a method for repairing a fractured coated continuous sucker rod, the pin end segment of the broken rod is discarded, the remaining rod is cut off, and the existing rod coating is trimmed back from the rod cut-off point. A replacement pin end, incorporating a rod portion and an upset pin end, is welded to the cut-off end of the sucker rod.
Lifting Solutions Energy Services Inc.

High-strength steel sheet and process for producing same

A high-strength steel sheet contains, by mass %, c: 0.12% to 0.40%, si: 0% to 0.6%, mn: more than 0% to 1.5%, al: more than 0% to 0.15%, n: more than 0% to 0.01%, p: more than 0% to 0.02%, s: more than 0% to 0.01%, and has a martensite single-phase structure, wherein a region having a kam value (kernel average misorientation value) of 1° or more occupies 50% or more, and a maximum residual tensile stress in a surface layer region from a surface to a position at a depth of ¼ the sheet thickness is 80 mpa or less. As a result, the high-strength steel sheet excels in the resistance to delayed fracture of the cut end surface and the steel sheet base material..
Kabushiki Kaisha Kobe Seiko Sho (kobe Steel, Ltd.)

Electrophilic acid gas-reactive fluid, proppant, and process for enhanced fracturing and recovery of energy producing materials

An electrophilic acid gas-reactive fracturing fluid, proppant, and process are detailed. The fluid expands in volume to provide rapid and controlled increases in pressure that enhances fracturing in subterranean bedrock for recovery of energy-producing materials.
Battelle Memorial Institute

Nanofluids for oil recovery from tight light oil reservoirs and methods of their use

Novel nanoparticle catalysts comprising alumina nanoparticles doped with silicon, nanofluids containing the nanoparticle catalysts, processes for their preparation, as well as methods of their use in treating light tight oil wells having fractures and the oils produced by the wells post are disclosed. The novel nanocatalysts are useful, inter alia, improving well production, extending the time between fracturings, reducing well treatment costs associated with improving well production and or reducing equipment down time..
Petroraza Sas

Device and system for supporting and approximating ribs

A system for supporting ribs is provided that includes first and second reinforcing members, fasteners, and closure members. Each reinforcing member may be attached to a respective rib via fasteners such that the reinforcing member spans one or more fractures of the ribs.
The Charlotte Mecklenburg Hospital Authority D/b/a Carolinas Healthcare System

Pixel unit and manufacturing the same, display panel, and display apparatus

The present invention discloses a pixel unit and a method for manufacturing the same, a display panel, and a display apparatus. A pixel unit comprises a first electrode, a pixel defining layer, a light emitting layer and a second electrode, wherein the second electrode comprises a first portion and a second portion; the pixel defining layer defines a pixel region, the light emitting layer and the first portion of the second electrode are disposed successively within the pixel region, and an upper surface of the first portion of the second electrode is substantially in same plane with an upper surface of the pixel defining layer; and, the second portion of the second electrode is positioned over the first portion and is connected with a second electrode of an adjacent pixel unit.
Boe Technology Group Co., Ltd

Physical simulation method and experiment device of fracture-cavity carbonate reservoir hydrocarbon charge

The present invention provides a physical simulation experiment device of fracture-cavity carbonate reservoir hydrocarbon charge. The experiment device comprises a fracture-cavity model, an experiment stand with windows, a wall rock and a camera monitoring system; the fracture-cavity model comprises simulation caves in different sizes and simulation fractures in different sizes; the simulation caves are connected to one another via the simulation fractures; the fracture-cavity model is arranged inside the experiment stand with windows, and the simulation caves of at least one side of the fracture-cavity model are visual through the windows of the experiment stand; a surrounding of the wall rock is arranged around the fracture-cavity model to simulate a formation of fracture-cavity carbonate reservoir; the camera monitoring system is used for measuring and adjusting changes in flow rate and pressure in a charge process, and recording an image of fracture and cave in the charge process displayed in the windows.
Petrochina Company Limited

Detection of high incident reflective boundaries using near-field shear waves

Systems, devices and methods for evaluating an earth formation intersected by a borehole. Method include detecting a reflective boundary in the earth formation by: generating a multipole acoustic signal with a logging tool in the borehole; identifying a shear wave signal resulting from shear body waves reflected in the formation in a near-field region of the formation around the borehole responsive to the generated multipole acoustic signal; and estimating at least a depth along the borehole of the boundary based on the shear wave signal.
Baker Hughes Incorporated

Copper alloy for heat exchanger tube

An alloy comprising copper, nickel, tin and, optionally, phosphorus which can be used in, for example, a copper alloy tube for heat exchangers that provides excellent fracture strength and processability for reducing the weight of the tube and for use in high pressure applications with cooling media such as carbon dioxide.. .
Luvata Espoo Oy



Fracture topics:
  • Hydrocarbon
  • Aqueous Solution
  • Magnetic Field
  • Interstice
  • Frequency Band
  • High Density
  • Simulation
  • Computer Aided Engineering
  • Wave Energy
  • Active Solid
  • Epoxy Resin
  • Block Copolymer
  • Bone Fracture
  • Prosthetic
  • Interrupts


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    This listing is a sample listing of patent applications related to Fracture for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Fracture with additional patents listed. Browse our RSS directory or Search for other possible listings.


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