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Patent # Description
US-9,476,313 Gas turbine engine including a pre-diffuser heat exchanger
According to an example embodiment, a gas turbine engine assembly includes, among other things, a compressor. A strut near the compressor includes a flow...
US-9,476,312 Swashplateless active blade pitch control with a mechanical delta-3 restraint having an instantaneous blade...
An apparatus comprising a hub configured to couple to a mast, a grip configured to couple to the hub and a rotor blade, a pitch actuator coupled to the grip and...
US-9,476,311 Variable-pitch propeller or repeller
In the case of a variable-pitch propeller or repeller according to the invention, the pitch-adjusting device is arranged in the hub and formed in such a way...
US-9,476,310 Systems and methods to axially retain blades
Embodiments of the present disclosure include a gas turbine engine system. The system may include a rotor wheel having a number of blades mounted about a...
US-9,476,309 Method of fabricating a part and a composite solid part obtained by the method
A method of fabricating a part, for example a reinforcing edge for a turbomachine blade, the method including: making at least one fiber structure by...
US-9,476,308 Gas turbine engine serpentine cooling passage with chevrons
A gas turbine engine component includes a structure having a cooling passage providing upstream and downstream portions separated from one another by an inner...
US-9,476,307 Castings, casting cores, and methods
The pattern has a pattern material and a casting core combination. The pattern material has an airfoil. The casting core combination is at least partially...
US-9,476,306 Components with multi-layered cooling features and methods of manufacture
A manufacturing method includes providing a substrate having one or more grooves formed therein. One or more coatings having one or more grooves formed therein...
US-9,476,305 Impingement-cooled turbine rotor
An integral turbine includes a forward hub section and an aft hub section. The forward hub section and the aft hub section are metallurgically coupled to one...
US-9,476,304 Laser casting blade repair
A method for repairing a rotor wheel including an airfoil using a blade repair assembly is disclosed. The blade repair assembly includes a first block and a...
US-9,476,303 Integrated automation system for regions with variable geographical boundaries
Methods and systems are described for effecting autonomous operations within a defined geographical region (1110). A plurality of localized zones (1102, 1104,...
US-9,476,302 Discharging of material excavated in underground workings
A device for the conveying of material excavated in underground workings in a mine road stretch including a belt conveyor system which has an endless conveyor...
US-9,476,301 Mine ventilation door with wings and slidable or pocket personnel door
A personnel access door assembly of an opposing wing of a mine ventilation door. The personnel access door includes a frame including a top portion, a bottom...
US-9,476,300 Pan pitch control in a longwall shearing system
A system and corresponding method of monitoring a longwall shearing mining machine in a longwall mining system, where the shearing mining machine includes a...
US-9,476,299 Mining and demolition tool
Apparatus, methods, and other embodiments associated with a mining and demolition tool are described herein. In an embodiment, a mining bit tool includes a...
US-9,476,298 Continuous mining machine having core cutting assembly
A core cutting assembly is disclosed for use with a continuous mining machine having a milling drum. The core cutting assembly may have a drive mechanism...
US-9,476,297 Telemetry systems with compensation for signal degradation and related methods
This invention comprises systems, methods and apparatus for mud pulse telemetry involving sending benchmark pulses with known characteristics (such as amplitude...
US-9,476,296 Fluid pressure pulse generating apparatus with primary seal assembly, back up seal assembly and pressure...
The embodiments described herein generally relate to a fluid pressure pulse generating apparatus with a primary seal assembly, back up seal assembly and...
US-9,476,295 Plunger fall time identification method and usage
A method for determining when a plunger reaches the bottom of an oil or gas well equipped with a plunger lift system. More particularly, the method identifies a...
US-9,476,294 Device and method for discrete distributed optical fiber pressure sensing
An apparatus for estimating at least one parameter includes: a deformable member configured to deform in response to the at least one parameter; a housing...
US-9,476,293 Transducer assembly for a downhole tools
Methods and related systems are described relating to a sealed acoustic transducer assembly for use in a wellbore is provided. A tool body is deployed in the...
US-9,476,292 Deepwater drilling condition based marine riser mechanical behavior test simulation system and test method
The present invention discloses a deepwater drilling condition based marine riser mechanical behavior test simulation system. An upper three-component...
US-9,476,291 Method of controlling growth and heat loss of an in situ gravity drainage chamber formed with a condensing...
This invention is a solvent based gravity drainage process whereby the vertical growth rate of the chamber is restricted by placing, monitoring and managing a...
US-9,476,290 Bottom hole firing head and method
Detonation of a perforating gun is initiated by engagement of the lower distal end of the gun assembly against a bottom hole bore plug. A fluid pressure...
US-9,476,289 In-line adapter for a perforating gun
A plug and shoot assembly including a perforating gun to perforate a subterranean wellbore, a setting tool to install a plug within the wellbore, and an adapter...
US-9,476,288 Stepped liner hanger expander
Disclosed is a tubular expansion tool which includes a plurality of stackable piston/slip/spring assemblies that are used to radially expand a liner against...
US-9,476,287 Aqueous solution and method for use thereof
Oilfield treatment compositions contain water, hydrochloric acid at a concentration between 15 wt % and 45.7 wt % and a first and second fixing agent. The first...
US-9,476,286 Erosion reduction in subterranean wells
A system for use with a subterranean well can include a tubular string with a fluid discharge apparatus, the fluid discharge apparatus including a curved flow...
US-9,476,285 Multi-lateral re-entry guide and method of use
A downhole tool for use in a multilateral wellbore includes a guide member on one end that selectively projects into a designated wellbore, where the designated...
US-9,476,284 Apparatus and methodology for continuous down hole sand screen fill removal
An apparatus for continuous removal of fill in a sand screen in a down hole environment is provided, as well as methods of using the apparatus in a continuous...
US-9,476,283 Geothermic heater system
A geothermic heater system for heating a geological formation includes a fuel cell stack assembly disposed at the surface of the geological formation and...
US-9,476,282 Method and apparatus for smooth bore toe valve
A smooth bore toe valve includes a first sub defining a through bore and a fluid flow path through a wall thereof; a second sub; a housing mechanically engaged...
US-9,476,281 High pressure swell seal
A well tool for sealing an annular gap between a tubing string and a wellbore wall is described. In one implementation, the well tool includes an annular inner...
US-9,476,280 Double compression set packer
A device and method allow a longer sealing element to be used on a packer or other downhole tool while providing an increase in the total amount of setting...
US-9,476,279 Bell nipple assembly apparatus and methods
An apparatus including a bell nipple assembly defining a first internal passage that includes two sections forming first and second internal passages that may...
US-9,476,278 Electronically activated jarring with traveling release
An impact apparatus conveyable in a tool string via conveyance means within a wellbore. The impact apparatus comprises a first portion, including a first...
US-9,476,277 Magnetic leak management apparatus and methods
Magnetic means for managing and stopping leaks in metal pipes such as well bores and pipe risers is provided. A magnetic leak arrestor comprises a spool with...
US-9,476,276 Method for installing and operating a cable head with cable shear mechanism for wireline cable supporting...
A method for installing and operating a cable head with cable shear mechanism for wireline cable supporting oilfield equipment in a wellbore. The cable head has...
US-9,476,275 Cable head with cable shear mechanism for attaching to a wireline to support oilfield equipment in a wellbore
A cable head with cable shear mechanism for attaching to a wireline to support oilfield equipment in a wellbore formed from a housing with a cable bore. The...
US-9,476,274 Apparatus and system and method of measuring data in a well extending below surface
The present invention relates to a system for measuring data in a well extending below surface, said system comprising a body having a longitudinal axis and a...
US-9,476,273 Pressure activated down hole systems and methods
Systems and methods for activating a down hole tool in a wellbore. A trigger is moveably positioned in the interior of a base pipe and includes a first end and...
US-9,476,272 Pressure setting tool and method of use
A non-explosive, down hole, setting tool, system method includes a hydraulic fluid reservoir, a first compressible fluid for applying a first force against...
US-9,476,271 Flow control system
A flow control system for drilling a well comprises a conduit defining a channel configured to accommodate a drill pipe and a flow of a returning drilling...
US-9,476,270 High energy in-line hydraulic shearing unit for oilfield drilling fluids
Disclosed is an apparatus and method for shearing well drilling fluid mixtures containing an emulsifier, and utilizing pumping the fluids through a plurality of...
US-9,476,269 Apparatus and method for pulling and laying poly pipe
An apparatus for pulling irrigation poly provides a transportable poly reel rig with a reel spool pivotally mounted to the reel rig. A manual primary brake is...
US-9,476,268 Compensating bails
A pipe handler for assembling and deploying a string of threaded tubulars into a wellbore includes a pair of compensating bails and an elevator pivotally...
US-9,476,267 System and method for raising and lowering a drill floor mountable automated pipe racking system
The present invention relates to a new apparatus and method for use in subterranean exploration. The present invention provides a rapid rig-up and rig-down of a...
US-9,476,266 Hydraulic cable-skate drive system for catwalk
A drive system for a catwalk skate that uses a hydraulic skate-cable drive system. The system includes two counteracting hydraulic cylinders, each with a sheave...
US-9,476,265 Trolley apparatus
A cartridge of tubulars may be removably positioned with a carriage, and the carriage may move the cartridge transversely, vertically, and/or rotationally to...
US-9,476,264 Coiled tubing lift frame assembly and method of use thereof
A coiled tubing lift frame assembly for use as a back-up heave compensator on a floating vessel is described. The assembly includes a frame having an upper...
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