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Patent # Description
US-9,334,754 Axial flow gas turbine
In an axial flow gas turbine (30), a substantial reduction of the consumption of cooling air can be achieved by providing, within a turbine stage (TS),...
US-9,334,753 Control system and methods for controlling the operation of power generation systems
A control system is provided. The control system includes at least one sensor positioned within a turbine engine, wherein the sensor is configured to detect at...
US-9,334,752 System and device for over-speed protection of a turbo-machine
This disclosure describes embodiments of a system and device to prevent damage that can occur during an over-speed condition in a turbo-machine. The embodiment...
US-9,334,751 Variable vane inner platform damping
A variable vane assembly includes a damper positioned between a platform and a trunnion. The damper is comprised of a resilient material.
US-9,334,750 Control of load rejection
A control system is provided for a power generating system having a gas turbine, a flue gas exhaust stage and a blow-off valve assembly. The gas turbine...
US-9,334,749 Auxiliary power system for turbine-based energy generation system
A turbine-based energy generation system includes an electric generator and auxiliary load. A power system for the turbine-based energy generation system...
US-9,334,748 Pro system using a hollow fiber membrane with superparamagnetic nanoparticle draw solution
An array of hollow fiber membranes is grouped into bundles is submerged in an enclosed pure-water bath. The bundles are potted into top and bottom membrane...
US-9,334,747 Apparatus and method for securing sealing elements
The invention relates to an apparatus (10) for securing sealing elements (12, 14) in a recess (16), more particularly in an installation slot in a turbomachine,...
US-9,334,746 Turbomachine flow divider and related turbomachine
Various embodiments include a turbomachine flow divider. In various particular embodiments, a flow divider for connecting with a first inner diaphragm ring and...
US-9,334,745 Gas turbine stator vane
A gas turbine stator vane is effective for suppressing a secondary flow in a region sandwiched between a suction surface side and a pressure surface side, as...
US-9,334,744 Vane assembly for an axial flow turbine
A vane assembly (21) for an axial flow turbine engine provides a plurality of nozzles (22) arranged symmetrically around a turbine axis formed by an inner hub...
US-9,334,743 Ceramic matrix composite airfoil for a gas turbine engine
A Ceramic Matrix Composites (CMC) airfoil for a gas turbine engine includes a first multiple of CMC plies which define a suction side, a first airfoil portion...
US-9,334,742 Rotor blade and method for cooling the rotor blade
A rotor blade includes an airfoil having a tip plate that extends across an outer radial end. A rim extends radially outward from the tip plate and surrounds at...
US-9,334,741 Discreetly defined porous wall structure for transpirational cooling
A wall structure (32, 42, 68, 70, 80) with layers (A, B, C, D, E) of non-random voids (26A, 26B, 28B, 30B) that interconnect to form discretely defined tortuous...
US-9,334,740 Vibration damper for rotating parts
A rotating element for a rotating machine, in particular for a turbine machine, is provided with a vibration damper for vibrations of the rotating element...
US-9,334,739 Gas turbine engine rotor assembly optimization
A method for optimizing a rotor assembly for a gas turbine engine is disclosed. The rotor assembly includes rotating parts including a first journal and one or...
US-9,334,738 Gas turbine including belly band seal anti-rotation device
A sealing band is located in opposing sealing band receiving slots of adjacent turbine disks to seal an annular gap therebetween. A through hole is defined in...
US-9,334,737 Balance weight installation system and related method
Systems, methods, and devices, adapted to ease installation of balance weights about a turbine are disclosed. In one embodiment, a device includes: a base...
US-9,334,736 Rotary fluid machine operable as a motor or a pump
A rotary fluid machine 10 has a rotor 12, a stator 14, and a plurality of gates. The rotor 12 and stator 14 are rotatable relative to each other and arranged...
US-9,334,735 Preloadable support
The invention relates to a load support (1) comprising a container (2) manufactured from a flexible material, having at least one side wall (4), a top panel...
US-9,334,734 Robot for mining manganese nodules on deep seafloor
A robot for mining a manganese nodule on a deep sea floor. The apparatus includes a plurality of moving apparatuses detachably disposed in parallel with each...
US-9,334,733 Bit holder and base part for receiving a bit holder
The invention relates to a bit holder having an insertion projection and having a holding projection having a bit receptacle, the insertion projection...
US-9,334,732 Pick tool assembly and method of using same
A pick tool assembly (100) comprises a strike tip (210), a holder (230) and a reversible attachment mechanism 245, 350) for coupling the strike tip (210) to the...
US-9,334,731 Pick tool and assembly comprising same
A pick tool comprising a super-hard strike tip, a base and a unitary cemented carbide support body comprising a head portion including an overhang portion, and...
US-9,334,730 Tips for pick tools and pick tools comprising same
Tips for pick tools and pick tools comprising same are provided. The tip comprises an impact structure formed joined at a non-planar boundary surface of a...
US-9,334,729 Determining fluid composition downhole from optical spectra
Obtaining in-situ optical spectral data associated with a formation fluid flowing through a downhole formation fluid sampling apparatus, and predicting a...
US-9,334,728 Oil well production analyzing system
An oil well production analyzing system receives production fluid samples from the oil well according to an automated sampling schedule. The fluid samples are...
US-9,334,727 Downhole formation fluid contamination assessment
The present invention relates to a method of detecting synthetic mud filtrate in a downhole fluid including placing a downhole tool into a wellbore, introducing...
US-9,334,726 Plug and pressure testing method and apparatus
A plug assembly and method for pressure testing a shaft having a generally cylindrical member with a deformable outer surface comprised of alternating soft and...
US-9,334,725 Borehole fluid-pulse telemetry apparatus and method
A fluid pulse generator for use in a drill string comprises an elongate obstruction member mounted in a fluid passage for driven pivoting about a pivot axis...
US-9,334,724 System and method for operating a pump in a downhole tool
A method includes pumping fluid from outside of a downhole tool through a flowline of the downhole tool with a pump and taking first measurements, using at...
US-9,334,723 Methods for geosteering a drill bit in real time using surface acoustic signals
Disclosed is an apparatus, method, and program product for steering a drill bit within a pay zone in a lateral well. The method includes receiving acoustic...
US-9,334,722 Dynamic oil and natural gas grid production system
The dynamic oil and natural gas grid production system includes a plurality of "mini" or localized gathering centers for receiving crude oil from a plurality of...
US-9,334,721 Method of using a non-acidic stimulation fluid in high temperature sandstone formations
A three step method of using a non-acidic stimulation fluid in high temperature sandstone formation is provided. The method consists of using a preflush brine,...
US-9,334,720 Tubless proppant blending system for high and low pressure blending
Fracturing slurries are prepared on the fly using a solids pump to feed the solid such as a gel into a liquid stream of normally water for pumping downhole with...
US-9,334,719 Explosive pellet
An explosive pellet for characterizing a fracture in a subterranean formation is provided. The pellet can include a casing having a detonation material and an...
US-9,334,718 Processing time series data embedded in high noise
Automatic detection and accurate time picking of weak events embedded in strong noise such as microseismicity induced by hydraulic fracturing is accomplished...
US-9,334,717 Enhanced oil recovery method
A method for producing oil from a fractured oil bearing formation is provided in which an oil recovery formulation comprising water and dimethyl ether is...
US-9,334,716 Treatment fluids comprising a hydroxypyridinecarboxylic acid and methods for use thereof
Treatment fluids can mitigate the occurrence or effects of precipitation in a subterranean formation through complexation of a metal ion therein. Methods for...
US-9,334,715 Pressure-activated switch
A first end of a conductive spring is embedded in a wall of a large chamber of a piston housing. The spring is held in tension by a second end of the spring...
US-9,334,714 Downhole assembly with debris relief, and method for using same
A tool assembly and method for completing a well are provided. The tool includes debris relief features that enable use in solids-laden environments, for...
US-9,334,713 Produced sand gravel pack process
A borehole completion method treats a formation surrounding a borehole with a chemical treatment that alters how formation particulates interact. A standalone...
US-9,334,712 One trip perforating and washing tool for plugging and abandoning wells
A single trip method allows for perforation, cleaning the annular space around the perforations in an existing tubular and then delivering a sealing material...
US-9,334,711 System and method for cooling a rotating control device
A Drill-To-The-Limit (DTTL) drilling method variant to Managed Pressure Drilling (MPD) applies constant surface backpressure, whether the mud is circulating...
US-9,334,710 Interruptible pressure testing valve
A wellbore servicing system comprising a pressure testing valve incorporated within a casing string and comprising a housing comprising one or more ports and an...
US-9,334,709 Tubing retrievable injection valve assembly
A method and apparatus for controlling the flow of fluid in an injection well includes a main valve assembly having a valve and a retrievable nozzle selective...
US-9,334,708 Flow control device, method and production adjustment arrangement
A flow control device includes, a body defining at least a portion of a flow passageway, at least one movable member in operable communication with the body,...
US-9,334,707 Emergency well plug apparatus
An emergency well plug apparatus that includes a drill string mating unit connectable endwise to an extant drill string, a top ring releasably attachable to the...
US-9,334,706 Top drive pipe spinner
The present invention relates generally to a Top Drive Pipe Spinner (TDPS). The TDPS is a tool that allows for the setting of casing without a specialized crew...
US-9,334,705 Subsea connector
A subsea connector for connecting an upper subsea component to a lower subsea component of a drilling, production, or completion system. The subsea connector...
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