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Patent # Description
US-9,879,568 Method for energy saving
Method for coupling a first heat-requiring industrial process to a second cold-requiring industrial process, whereby a first circuit for energy recovery (1)...
US-9,879,567 Securing device for securing a turbomachine rotor set up transversely to a horizontal plane against tipping...
A securing device for securing a rotor of a turbomachine against tilting is provided, the rotor being arranged perpendicular in relation to a horizontal plane....
US-9,879,566 Turbine engine couplings and methods for manufacturing turbine engine couplings
A coupling apparatus for use in sealingly connecting a first fluid flow path to a second fluid flow path. The coupling apparatus includes a rigid fluid flow...
US-9,879,565 Enclosed jacking insert
A case assembly is provided. The case assembly comprises a first flange and a spot face in the first flange. The spot face has a D-shaped perimeter. A jacking...
US-9,879,564 Vortex generators placed in the interblade channel of a compressor rectifier
A compressor rectifier of a turbomachine including a plurality of stationary blades extending in a circular fashion between an inner shroud and an outer shroud...
US-9,879,563 Gas turbine engine with geared turbofan and oil thermal management system
A lubricant supply system for a gas turbine engine has a lubricant lube pump delivering lubricant to an outlet line. The outlet line is split into at least a...
US-9,879,562 Compressor guide-vane stage for a turbine engine including a gasket between a vane and a shroud of the...
A compressor guide-vane stage for a turbine engine, the stage comprising two coaxial shrouds, respectively an inner shroud (120) and an outer shroud, with vanes...
US-9,879,561 Turbomachine comprising a plurality of fixed radial blades mounted upstream of the fan
A bypass turbine engine including: an inner casing, an inter-duct casing and an outer casing so as to define a primary duct between the inter-duct casing and...
US-9,879,560 Vane strut positioning and securing systems
A strut-flap vane system for a turbomachine includes a vane strut comprising an airfoil portion and a strut mount extending in a radially outward direction from...
US-9,879,559 Airfoils having porous abradable elements
A gas turbine engine includes a plurality of airfoils that are circumferentially arranged to rotate about an engine central axis. Each of the airfoils includes...
US-9,879,558 Low leakage multi-directional interface for a gas turbine engine
An interface within a gas turbine engine includes a multiple of segmented components, each with a segment flange with a multiple of apertures, at least one of...
US-9,879,557 Inner stage turbine seal for gas turbine engine
A turbine section of a gas turbine engine includes a seal that extends between a vane platform and a Blade Outer Air Seal.
US-9,879,556 Cooled finger seal
An air seal for a gas turbine engine platform comprises a flow path platform, a seal retention ring, a finger seal. The seal retention ring is situated radially...
US-9,879,555 Turbine combustion system transition seals
Respective seals (54, 78) for the upper and lower spans (48A, 48B) of an exit frame (48) of a turbine combustion system transition piece (28). Each seal has a...
US-9,879,554 Crimped insert for improved turbine vane internal cooling
An insert tube of a turbine vane is disclosed. The insert tube includes a pressure side wall, a suction side wall opposite and spaced apart from the pressure...
US-9,879,553 Fixed blade assembly usable in exhaust pump, and exhaust pump provided with same
Provided are a stator blade assembly advantageous for improving the evacuation performance by shortening the evacuation time, and an exhaust pump provided with...
US-9,879,552 Hydraulic device for changing the pitch of a propeller
A hydraulic device for changing the pitch of a propeller including a piston rod actuated by a hydraulic fluid, the piston rod including at its end a clevis...
US-9,879,551 Fluid damper and method of making
An airfoil includes an airfoil structure defining a damping network that includes a first cavity, a second cavity, a flow passage connecting the first and...
US-9,879,550 Outer shroud with gusset
A turbine blade comprises an airfoil. An outer shroud at a tip of the airfoil, has a main surface facing the airfoil and forming a first plateau. A gusset or...
US-9,879,549 Aircraft engine annular shroud comprising an opening for the insertion of blades
An aircraft engine annular shroud includes, on its internal surface, a peripheral annular groove able to accept a plurality of blade roots; an insertion opening...
US-9,879,548 Turbine blade damper system having pin with slots
A damper system for a turbine having adjacent turbine bucket platforms including opposing slash faces having opposing grooves is provided. The system includes a...
US-9,879,547 Interior cooling circuits in turbine blades
A turbine blade that includes an airfoil and a radially extending chamber therein for a coolant. The turbine blade may also include a rib configuration that...
US-9,879,546 Airfoil cooling circuits
An airfoil includes leading and trailing edges; first and second sides extending from the leading edge to the trailing edge, each side having an exterior...
US-9,879,545 Manufacture of hollow aerofoil
A method of manufacturing a hollow aerofoil component for a gas turbine engine includes using a capping panel to cover a pocket in a pocketed aerofoil body....
US-9,879,544 Turbine rotor blades with improved tip portion cooling holes
A turbine rotor blade is provided for a turbine section of an engine. The turbine rotor blade includes a platform and an airfoil extending from the platform...
US-9,879,543 Hybrid vapor and film cooled turbine blade
A cooling system for cooling a fluid reaction apparatus of a gas turbine engine includes a vapor cooling subsystem and a film cooling subsystem. The vapor...
US-9,879,542 Platform with curved edges adjacent suction side of airfoil
A gas turbine engine component includes an airfoil and a platform. The airfoil has a pressure side and an opposite suction side. The platform is connected to...
US-9,879,541 Rotor blade with a segmented supporting structure and method for manufacturing the rotor blade
A rotor blade with a supporting structure, wherein the rotor blade has a rotor blade base section and a rotor blade tip section, is provided. The supporting...
US-9,879,540 Compressor stator with contoured endwall
Compressor stators (22) for gas turbine engines (10) are disclosed. An exemplary compressor stator (22) comprises a circumferential array of stator vanes (28)...
US-9,879,539 Engine airfoils and methods for reducing airfoil flutter
A method is provided for designing an airfoil. The method includes considering a baseline airfoil having a first camber distribution and a first aerodynamic...
US-9,879,538 Blank casting for producing a turbine engine rotor blade and process for manufacturing the rotor blade from...
A blank casting for producing a turbine engine rotor blade, with a vane connected by a platform to a root, is provided. The root has an axial machining...
US-9,879,536 Surface treatment of turbomachinery
Embodiments of the present disclosure provide surface treatment tools, methodologies, and/or treated turbomachine components. A surface treatment tool according...
US-9,879,535 Laser net shape manufactured component using an adaptive toolpath deposition method
A laser net shape manufactured BLISK, compressor blade, turbine blade or turbine component including a plurality of overlapping predetermined variable bead...
US-9,879,534 Rotary piston and cylinder devices
A transmission assembly for a rotary piston and cylinder device, comprising a first gear (120) and a gear sub-assembly (15, 16, 17, 18, 19), the first gear...
US-9,879,533 Spring return apparatus for an axial piston machine of swash plate design for elastically prestressing sliding...
A spring return apparatus for elastically prestressing sliding pads against a sliding bearing face of an axial piston machine. The sliding pads are positioned...
US-9,879,532 Adaptation of a hydraulic motor
The invention relates to a hydraulic axial piston machine (1) of dry case type of construction, whose case (2) is provided for connection to a gearing case (21)...
US-9,879,531 Bit holder shank and differential interference between the shank distal portion and the bit holder block bore
Improved bit holder/bit holder block structure provides increased access to the rear of the assembly allowing bit holder blocks to be mounted closer to each...
US-9,879,530 Method and system of selecting hydrocarbon wells for well testing
Selecting hydrocarbon wells for well testing. The selecting may include identifying hydrocarbon wells whose last well test took place prior to a predetermined...
US-9,879,529 Apparatus for generating pulses in fluid during drilling of wellbores
In one aspect, an apparatus for use in a drilling assembly is disclosed that in one embodiment includes a flow control device that further includes: a fluid...
US-9,879,528 Solenoid actuator for mud pulse telemetry
An actuator for a mud pulse telemetry tool. The actuator includes a solenoid-based servo valve with a coil shaft responsive to data transmitted by a data...
US-9,879,527 Systems and methods for double data rate communication via power cable
Systems and methods for communicating messages over a three-phase power cable between surface equipment and downhole equipment in a well. A transmitter parses...
US-9,879,526 Subsea electronic data system
A subsea electronic information system for managing data related to a characteristic of subsea equipment locatable subsea. The system includes sensors locatable...
US-9,879,525 Systems and methods for monitoring a condition of a tubular configured to convey a hydrocarbon fluid
Systems and methods for monitoring a condition of a tubular configured to convey a fluid such as for use in producing hydrocarbons in relationship with a...
US-9,879,524 Lag calculation with caving correction in open hole
A gas analyzer system that can detect atmospheric air gasses in drilling mud is used to calculate an actual lag time in a well. The calculated lag time and a...
US-9,879,523 Determining stuck point of tubing in a wellbore
An example method includes introducing a string of tubing into a wellbore to perform a primary operation, the string of tubing including at least one sensor for...
US-9,879,522 Determining minimum miscibility pressure of an oil compositon with a fluid
Various embodiments disclosed relate to methods and apparatuses for determining a minimum miscibility pressure of a fluid with and oil composition. In various...
US-9,879,521 Well ranging apparatus, systems, and methods
Disclosed embodiments include well ranging apparatus, systems, and methods which operate to measure electromagnetic field strength components associated with an...
US-9,879,520 Packaging structures and materials for vibration and shock energy attenuation and dissipation and related methods
An apparatus for protecting a module used in a borehole may include a plurality of shock protection elements associated with the module. The plurality of shock...
US-9,879,519 Methods and apparatus for evaluating downhole conditions through fluid 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-9,879,518 Intelligent reamer for rotary/sliding drilling system and method
A downhole intelligent reamer controller detects the difference between rotary drilling and sliding drilling, responds appropriately and quickly to multiple...
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