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Patent # Description
US-9,988,929 Borescope plug for gas turbine engine
A borescope plug includes a threaded section that extends from a head section along an axis, the threaded section including a central passage along said axis. A...
US-9,988,928 Systems and methods for determining turbomachine engine safe start clearances following a shutdown of the...
System and methods for predicting a turbomachine engine safe start clearance following a shutdown of the turbomachine engine is provided. The system includes a...
US-9,988,927 Housing for a gas turbine, aircraft engine, and a process for operating a gas turbine
A housing for a gas turbine is disclosed. At least one wall element is housed on the housing so as to move, which limits a flow channel of the housing in the...
US-9,988,926 Machined vane arm of a variable vane actuation system
An exemplary variable vane actuation system includes, among other things, a vane arm with a vane stem contact surface and a radially outward facing surface. The...
US-9,988,925 Laser measurement system for detecting turbine blade lockup
A laser measurement system for detecting at least one locked blade assembly in a gas turbine. The system includes at least one laser device for emitting a laser...
US-9,988,924 Rotor blade tip clearance control
A gas turbine engine comprising first and second axially spaced turbine rotor stages (46, 48) and a turbine casing (56) radially outside the rotor stages. A...
US-9,988,923 Seal for gas turbine engine
One exemplary embodiment of this disclosure relates to a gas turbine engine including a first engine component and a second engine component. The first engine...
US-9,988,922 Impingement baffle for a gas turbine engine and gas turbine engine
An impingement baffle for a gas turbine engine is provided. The impingement baffle is a one piece impingement ring with one opening and with fastening elements...
US-9,988,921 Circumferential seal with seal dampening elements
The present disclosure relates to sealing systems for gas turbine engines. In one embodiment, a circumferential seal for a gas turbine engine includes a first...
US-9,988,920 Fan blade platform seal with leading edge winglet
A fan section for a gas turbine engine is provided. The fan section having a fan hub with a slot and a fan blade with an airfoil extending from a root to a tip,...
US-9,988,919 Dual compliant seal
The present disclosure relates generally to a seal between two circumferential components. The seal comprises a first rope seal partially disposed within a...
US-9,988,918 Compressor system and airfoil assembly
An airfoil assembly for a turbine engine, comprising at least one airfoil having a leading edge and a trailing edge, a band having an inner side and an outer...
US-9,988,917 Bulged nozzle for control of secondary flow and optimal diffuser performance
A turbine nozzle disposed in a turbine includes a suction side having a bulge, and a pressure side. The suction side and the pressure side extend opposite one...
US-9,988,916 Cooling structure for stationary blade
Embodiments of the present disclosure provide a cooling structure for a stationary blade, including: an endwall coupled to a radial end of an airfoil; a chamber...
US-9,988,915 Stator segment
One exemplary embodiment of this disclosure relates to a stator segment. The stator segment includes a first circumferential end face, and a second...
US-9,988,914 Environmental severity measurement tool
An environmental severity measurement tool measures acceleration along 3 axes to determine shock and vibration affecting a downhole tool in which the...
US-9,988,913 Using inserts to balance heat transfer and stress in high temperature alloys
A method for forming a gas turbine engine component comprises the steps of forming a block of a high temperature alloy material. An external surface of the...
US-9,988,912 Thermal regulation channels for turbomachine components
A turbomachine component (e.g., a blade, vane, or any other suitable component) is defined at least partially in a radial direction and an axial direction...
US-9,988,911 Gas turbine engine component paired film cooling holes
A gas turbine engine component includes a wall that provides exterior and interior surfaces. The interior surface faces an internal cooling passage of the gas...
US-9,988,910 Staggered core printout
A core for gas turbine engine component comprises a body extending between first and second ends to define a length, and extending between first and second...
US-9,988,909 Hub features for turbocharger wheel
A turbocharger including a wheel having suction surfaces and hub surfaces contoured to reduce secondary flow. The suction surfaces are radially contoured with a...
US-9,988,908 Gas turbine engine airfoil
A gas turbine engine include a combustor section arranged between a compressor section and a turbine section. A fan section has multiple fan blades. A geared...
US-9,988,907 Blade features for turbocharger wheel
A turbocharger including a wheel having suction surfaces and hub surfaces contoured to reduce secondary flow. The suction surfaces are radially contoured with a...
US-9,988,906 Turbomachine rotor blade milling machine system and method of field repairing a turbomachine rotor blade
A turbomachine rotor blade milling machine system includes a fixture having a body including first and second opposing surfaces and a slot. The fixture is...
US-9,988,905 Solid-filling coal mining feeding and conveying monitoring system
A solid-filling coal mining feeding and conveying monitoring system, suitable for monitoring of a vertical feeding and conveying system in underground mine...
US-9,988,904 Plow bit assembly
A plow bit for a bit holder including a recess of a mining plow is disclosed. The plow bit also has a bit shank configured to be inserted into the recess of the...
US-9,988,903 Combination polycrystalline diamond bit and bit holder
A quick change type bit/bit holder includes several different structures for holding the item in a bit block without the necessity of a fastener. The bit...
US-9,988,902 Determining the quality of data gathered in a wellbore in a subterranean formation
Methods for determining the quality of data gathered in a wellbore in a subterranean formation including (a) collecting a formation fluid sample in the wellbore...
US-9,988,901 Methods for determining gas extraction efficiency from a drilling fluid
It can sometimes be difficult to determine accurately the in-process degassing efficiency of a drilling fluid, thereby leading to inaccurate feedback from an...
US-9,988,900 Method of geometric evaluation of hydraulic fractures by using pressure changes
A method of evaluating a geometric parameter of a first fracture emanating from a first wellbore penetrating a subterranean formation is provided. The method...
US-9,988,899 Rock formation testing method and formation testing instrument
A method of formation testing and a formation testing instrument are provided. The formation testing instrument includes a first pump, a dual packer module, a...
US-9,988,898 Method and system for monitoring and managing fiber cable slack in a coiled tubing
A method and system for monitoring a cable within a coiled tubing is disclosed. A first set of excitation signals is applied to the coiled tubing at a first...
US-9,988,897 Optimizing electromagnetic telemetry transmissions
An electromagnetic telemetry system adjusts telemetry parameters which may include carrier frequency, signal amplitude and/or data encoding protocol to achieve...
US-9,988,896 Method and system for transmitting a data frame of an electromagnetic telemetry signal to or from a downhole...
Methods, techniques, and systems for transmitting a data frame of an electromagnetic (EM) telemetry signal to or from a downhole location can be performed using...
US-9,988,895 Method for determining hydraulic fracture orientation and dimension
Method for characterizing subterranean formation is described. One method includes: placing a subterranean fluid into a well extending into at least a portion...
US-9,988,894 System and method for installing a power line in a well
System and method for installing a power line in a well. At least some of the illustrative embodiments are a powered device engaged with a power line...
US-9,988,893 Instrumented wellbore cable and sensor deployment system and method
A system and method for rapid deployment of fiber optic distributed sensing cables, conventional electronic cables, or hydraulic control lines in the annulus of...
US-9,988,892 Systems and methods for measuring bending, weight on bit and torque on bit while drilling
An apparatus for determining torque on bit and bending forces in a drilling assembly. The apparatus includes a body having an inner bore defined by an inner...
US-9,988,891 Monitoring control and/or optimization of borehole sidetracking
An embodiment of a method of drilling a secondary borehole from a primary borehole includes deploying a drilling assembly at a selected location in the primary...
US-9,988,890 System and a method of recovering and processing a hydrocarbon mixture from a subterranean formation
The present invention relates to a method and system for recovering and processing a hydrocarbon mixture from a subterranean formation. The method comprises:...
US-9,988,889 Pneumatic system and process for fracturing rock in geological formations
A tunable pneumatic fracturing system and process useable in some instances to extract oil and gas. Some embodiments provide a pneumatic fracturing tool with an...
US-9,988,888 Electric fracturing of a reservoir
A device is proposed for fracturing a geological hydrocarbon reservoir, including two packers defining a confined space therebetween in a well drilled in the...
US-9,988,887 Metal bellows equalizer capacity monitoring system
A bellows position monitoring arrangement to determine the axial position of a bellows assembly within the outer housing of a seal section or equalizer. The...
US-9,988,886 Gas lift valve with mixed bellows and floating constant volume fluid chamber
A valve apparatus capable of withstanding high pressures and techniques for using this apparatus in various suitable applications are provided. The valve...
US-9,988,885 Method of initiating a percussion initiator
According to an aspect a deformable member is provided, wherein the deformable member is configured for use in a ballistic transfer module. The ballistic...
US-9,988,884 Annular screen communication system
Screen sections have opposed open ends near the threaded connection of a base pipe and on opposed ends. The base pipes have premium threads for connection. A...
US-9,988,883 Wellbore screen
A wellbore screen for screening particulates in wellbore fluid comprising: a base pipe having an inner bore; and a screen section disposed in a section of the...
US-9,988,882 Gravel packing apparatus having locking jumper tubes
A gravel packing apparatus has first and second joints each including a sand control screen assembly a slurry delivery subassembly positioned exteriorly of the...
US-9,988,881 Surface representation for modeling geological surfaces
A method for developing a subterranean field includes: receiving a representation of a rock surface in the subterranean field, the representation having a...
US-9,988,880 Systems and methods of drilling control
A system to optimize a drilling parameter of a drill string includes a drill string control subsystem. The system includes an optimization controller to...
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