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Patent # Description
US-9,394,810 Valve timing controller
In a definition cross-section of a planet gear located on an eccentric side in a radial direction relative to a driving rotor and a driven rotor, an imaginary...
US-9,394,809 Hydraulic valve for cam phaser
A hydraulic valve for a cam phaser including a valve housing with a longitudinal axis and a valve piston that is axially moveable along the longitudinal axis,...
US-9,394,808 Method for operating a combined cycle power plant and plant to carry out such a method
Disclosed is a method for operating a gas turbine (11) comprising a compressor (14), which is equipped with variable inlet guide vanes (13) and receives at its...
US-9,394,807 Apparatus, system, and methods for mechanical energy regeneration
Systems and methods for storing and retrieving thermo-mechanical energy are disclosed. The systems and methods generally include a thermodynamic loop or cycle...
US-9,394,806 Guide apparatus for turbomachines
The invention relates to a guide apparatus for turbomachines, in particular for Francis or Kaplan turbines or pumps or pump turbines having a plurality of guide...
US-9,394,805 Diode electrical ground for fan blades
A rotor has a rotor body with at least one slot receiving a blade. The blade has an outer surface, at least at some areas, formed of a first material and having...
US-9,394,804 Apparatus and method for rotating fluid controlling vanes in small turbine engines and other applications
Actuation systems and methods for varying the angle of small turbine engine inlet guide vanes (IGV) and/or compressor stator vanes (CSV). Such systems and...
US-9,394,803 Bypass air-pump system within the core engine to provide air for an environmental control system in a gas...
An engine comprises a fan configured to produce propulsive thrust from a fan discharge air stream. A bypass duct is located between a cowl and an engine core,...
US-9,394,802 Sensor hoop storage and transport apparatus
A hoop support device (202) supports a hoop assembly (100). The hoop assembly comprises a structural hoop (102) and a plurality of wires. The hoop support...
US-9,394,801 Adjustable turbine seal and method of assembling same
A system for providing sealing in a turbine is provided. The sealing system includes a retaining channel oriented within a housing structure proximate a moving...
US-9,394,800 Turbomachine having swirl-inhibiting seal
Various embodiments include a turbomachine including a swirl-inhibiting seal. In various particular embodiments, a turbomachine includes: a rotor section having...
US-9,394,799 Air riding seal for a turbine
An air riding seal between a rotor and a stator in a turbine of a gas turbine engine, where an annular piston is movable in an axial direction within a housing...
US-9,394,798 Gas turbine engines with turbine airfoil cooling
An airfoil for a gas turbine engine is provided. The airfoil includes a body with a leading edge, a trailing edge, a first side wall extending between the...
US-9,394,797 Turbomachine nozzle having fluid conduit and related turbomachine
Various embodiments include a steam turbine nozzle and turbomachinery including such a nozzle. In various particular embodiments, a steam turbine nozzle...
US-9,394,796 Turbine component and methods of assembling the same
A turbine component is provided. The turbine component includes an airfoil having a first surface and a second surface. A thermal barrier coating is coupled to...
US-9,394,795 Multiple piece turbine rotor blade
A spar and shell turbine rotor blade with a spar and a tip cap formed as a single piece, the spar includes a bottom end with dovetail or fir tree slots that...
US-9,394,794 Fluid-flow machine--blade with hybrid profile configuration
A blade for use in a fluid-flow machine, where at least one of the meridional flow line profile sections MSLi and MSLo is provided at a distance of max. 35% of...
US-9,394,793 Turbomachine blade
A turbomachine airfoil element has an airfoil. The airfoil has an inboard end, an outboard end, a leading edge, a trailing edge, a pressure side, and a suction...
US-9,394,792 Reduced height ligaments to minimize non-integral vibrations in rotor blades
A system for minimizing non-integral vibrations in rotor blades located in a compressor section of a gas turbine engine includes a casing having a plurality of...
US-9,394,791 Rotor
A rotor of a charging device may include at least two parts fastened to each other and configured to enclose a hollow space. The two parts may be fastened to...
US-9,394,790 Rotary energy converter with retractable barrier
A rotary internal combustion engine includes an outer housing and an inner housing defining an enclosure therebetween, and first and second side housings...
US-9,394,789 Piston vibrator
A vibrator has a hollow body with two end walls, a first piston slidably housed within the body, a first chamber defined therein and communicating with an inlet...
US-9,394,788 Mine ventilation structure and a deck panel for such a structure
A mine ventilation structure is disclosed. The structure comprises a deck including a plurality of elongate sheet metal panels. Each panel is generally of...
US-9,394,787 Wear resistant insert for diamond abrasive cutter
A cutter bit includes a wear resistant element replaceably mounted to a front surface immediately below the cutting surface of the cutter bit. The body of the...
US-9,394,786 Method and system for in situ, continuous and real-time analysis of mineral content in drilling debris
A method and a system for in situ measuring and analyzing, in a continuous, non-intrusive manner in real-time, one or more compounds, typically minerals present...
US-9,394,785 Methods and apparatus for evaluating downhole conditions through RFID sensing
An apparatus and method may operate to mount one or more communication assemblies relative to the exterior of a casing being placed in a borehole. Two...
US-9,394,784 Algorithm for zonal fault detection in a well environment
A hydrocarbon well (e.g., oil well) may be monitored during to determine whether a fault exists during an operation such as injecting sealant (e.g., cement)...
US-9,394,783 Methods for evaluating inflow and outflow in a subterranean wellbore
A method for evaluating inflow or outflow in a subterranean wellbore includes acquiring first and second axially spaced pressure measurements in the wellbore....
US-9,394,782 Apparatuses and methods for at-bit resistivity measurements for an earth-boring drilling tool
A cutting element for an earth-boring drilling tool comprises a cutting body having a cutting surface thereon, and a sensor coupled with the cutting surface,...
US-9,394,781 Logging-while-drilling tool incorporating electronic radiation generator and method for using same
Logging-while-drilling tools incorporating an electronic radiation generator, such as an electronic X-ray generator, and a method for using the same are...
US-9,394,780 Solar heating for site located oil storage or separation
A system for providing supplemental or auxiliary heat to a crude oil separator is provided. The system includes a primary circuit carrying a fluid heated by a...
US-9,394,779 Hydraulic fracturing isolation methods and well casing plugs for re-fracturing horizontal multizone wellbores
A method for hydraulically isolating a portion of a multizone wellbore by providing a plug proximate the portion of the wellbore. The plug may be a proppant...
US-9,394,778 Apparatus, systems, and methods for fracturing a geological formation
The present disclosure relates, according to some embodiments, to apparatus, systems, and methods of fracturing a geological structure including the application...
US-9,394,777 Pressure controlled multi-shift frac sleeve system
A frac sleeve system includes an outer sleeve with openings, an inner sleeve with ports, a pressure seat, a bottom locking device and a spring device. In a...
US-9,394,776 Pulse fracturing device and method
A method of inducing fracture in at least a portion of a geologic structure includes inducing acoustic waves into a fluid medium present in a borehole extending...
US-9,394,775 Electrical fracturing of a reservoir
A device is provided for fracturing a geological hydrocarbon reservoir including two packers defining between them a confined space in a well drilled in the...
US-9,394,774 Methods and devices for hydraulic fracturing design and optimization: a modification to zipper frac
The present invention provides a method of optimizing the placement of fractures along deviated wellbores by hydraulically fracturing a well to form a complex...
US-9,394,773 Resettable ball seat
A device comprising multiple sliding sleeves actuated using same-sized balls has a resettable seat in an upper sliding sleeve and a non-resettable seat in a...
US-9,394,772 Systems and methods for in situ resistive heating of organic matter in a subterranean formation
A method for pyrolyzing organic matter in a subterranean formation includes powering a first generation in situ resistive heating element within an aggregate...
US-9,394,771 Single well, self-flowing, geothermal system for energy extraction
A renewable energy, single well, primarily self-flow, geothermal heat/power production system that acquires naturally occurring sub-surface geothermal heat to...
US-9,394,770 Remote power solution
An independent power system provides electrical power to an electric submersible pumping system positioned in a well that produces petroleum products. The...
US-9,394,769 Inflow control valve for controlling the flow of fluids into a generally horizontal production well and method...
An inflow control valve has a valve body having a threaded portion for connecting the valve body to a production tubing, a through bore for connecting the valve...
US-9,394,768 Hydromecanical piercing perforator and method of operation thereof
Proposed devices provide for a jetting process of formation critical areas after opening up a column, increasing a perforator's punch power and reliability,...
US-9,394,767 Transient control of wellbore pressure
A method and apparatus is described for modifying downhole wellbore pressure at the instant that an explosive event occurs. By a significant temporary reduction...
US-9,394,766 Subterranean well tools with directionally controlling flow layer
A flow direction controlling layer for use in controlling the flow of fluids in subterranean well tools. The control layer comprises micro check valve arrays...
US-9,394,765 Gravel packing apparatus having locking jumper tubes
A gravel packing apparatus has first and second joints each including a sand control screen assembly having a filter medium positioned exteriorly of a base pipe...
US-9,394,764 Method and an apparatus for obtaining energy by expanding a gas at a wellhead
A method and an apparatus (100) for reducing the pressure of a natural gas (2) at a wellhead of a natural gas field. The method provides prearranging an energy...
US-9,394,763 Multilateral location and orientation assembly
A location and orientation assembly suitable for use in a multi-lateral wellbore may include a coupling portion, an upper muleshoe, a muleshoe spacer and a...
US-9,394,762 Isolation valve with debris control and flow tube protection
The present invention generally relates to an isolation valve with debris control. In one aspect, an isolation valve for use as part of a casing string is...
US-9,394,761 Flexible zone inflow control device
A device for controlling fluid flow from a subsurface fluid reservoir into a production tubing siring includes a tubular member defining a central bore. At...
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