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| Number | Title | Issue Date |
| 8182212 | Pump housing coupling An assembly is disclosed for forming a fluid-tight seal between a pump housing and a seal plate. The housing includes a first flange with a first plurality of apertures formed therein, and the seal plate includes a second flange with a second plurality of apertures ... | 05/22/2012 |
| 8182213 | Vane assembly with removable vanes A vane assembly for a gas turbine engine where each vane is connected to at least one adjacent portion of at least one of the inner and the outer shrouds through a melt-weld connection. The melt-weld connection includes non-metallic heat-meltable material with a met... | 05/22/2012 |
| 8177497 | Joint between a metal part and a ceramic part based SiC and/or C An assembly between a metal piece and a ceramic material piece made of SiC and/or C based ceramic material. The assembly includes a stack structure including the following elements assembled together in pairs in this order, by brazing: the metal piece; a first inter... | 05/15/2012 |
| 8177498 | Inlet swirl control for turbochargers An inlet duct, an induction system, and a system are disclosed for directing an inlet flow into an inlet compressor for use in an internal combustion engine. An example inlet duct may include one or more relief features disposed on an inner surface of the inlet duct... | 05/15/2012 |
| 8162601 | Surface treatment method and repair method A method for forming a dense coating on a limited region of a subject body is disclosed. The method is composed of the steps of: applying one selected from the group of a compressed body of a powder of a metal and a sintered compressed body of a powder of a metal to... | 04/24/2012 |
| 8162602 | Turbomachine casing including a device for preventing instability during contact between the casing and the rotor A cylindrical casing for a turbomachine that is suitable for receiving a rotor fitted with at least one bladed wheel is disclosed. The casing includes a device for preventing instability during contact between the casing and the bladed wheel. The device includes a s... | 04/24/2012 |
| 8142144 | Turbine engine for aircraft Disclosed is an aircraft turbine engine. The turbine engine includes an air intake having a tubular internal wall and a fan enclosed by a tubular fan casing, and the rear end of the said air intake internal wall and the front end of the fan casing are joined togethe... | 03/27/2012 |
| 8142145 | Riser clamp for pumps for pumping molten metal This disclosure features a transfer pump for pumping molten metal having a riser with a reusable socket. The pump includes a motor, support structure above a molten metal bath, a motor driven shaft and an impeller on an end of the shaft rotatable in a base. A riser ... | 03/27/2012 |
| 8100641 | Steam turbine having stage with buckets of different materials A steam turbine having a stage including buckets of different material. For example, a set of first buckets may be made of a first material and a set of second buckets may be made of a second material, where the first material is different than the second material. | 01/24/2012 |
| 8096758 | Circumferential shroud inserts for a gas turbine vane platform Protective insert plates (54, 56) installed on a working gas face (42) of a turbine vane platform (26) provide replaceable portions of a turbine shroud for improved maintenance. The plates act as tiles, and may be formed of ceramic materials for... | 01/17/2012 |
| 8092164 | Overlap interface for a gas turbine engine composite engine case A composite engine case with an axial interface. One configuration includes an alternating mix of full length and partial plies, in order to provide the total thickness needed for the axial overlap. Another configuration provides only full-length structural plies wi... | 01/10/2012 |
| 8070430 | Resinous shroud and manufacturing method of the same A resinous shroud includes a resinous wall portion formed between a portion corresponding to a casing and a portion corresponding to a retaining member in a shroud portion when a resin material is filled from a gate portion. Thereby, a flow of the resin material to ... | 12/06/2011 |
| 8047775 | Layer system for a component comprising a thermal barrier coating and metallic erosion-resistant layer, production process and method for operating a steam turbine There are described components of a steam turbine, comprising a thermally insulating layer and a metallic anti-erosion layer on said thermally insulating layer. The anti-erosion layer is provided with the same material as the metallic connecting layer. ... | 11/01/2011 |
| 8002522 | Centrifugal pump A centrifugal pump comprising a pump housing made of injection-molded plastics with a first housing part, which is designed as a single piece with a suction connection and a pressure connection, and comprises a sealing area, by means of which said first housing part... | 08/23/2011 |
| 7993101 | Nickel base alloy and use of it, turbine blade or vane and gas turbine A nickel base alloy is provided which includes the following components by weight: Co: 2.75 to 3.25% Cr: 11.5 to 12.5% Mo: 2.75 to 3.25% Al: 3.75 to 4.25% Ti: 4.1 to 4.9% Ta: 1.75 to 2.25% C: 0.006 to 0.04% B: ≦0.01% Zr: ≦0.01% Hf: ≦1.25% Nb: ≦1.25% balance ... | 08/09/2011 |
| 7914256 | Articles made from composite materials having toughened and untoughened regions Articles having a body including a composite material having at least one toughened region and at least one untoughened region, the toughened region containing a toughening agent selected from the group consisting of polymers, nano fibers, nano particles, and combin... | 03/29/2011 |
| 7887288 | Component with compressive residual stresses, process for producing and apparatus for generating compressive residual stresses A turbine blade or vane is provided. The turbine blade or vane includes an airfoil portion, a root portion arranged below the airfoil portion, a dove tail shaped securing portion arranged below the root portion have a surface including subregions that have locally d... | 02/15/2011 |
| 7850424 | Steam turbine power plant An intermediate-pressure turbine is divided into a high-temperature, high-pressure side high-temperature, intermediate-pressure turbine section 11a and a low-temperature, low-pressure side low-temperature, intermediate-pressure turbine section 11 | 12/14/2010 |
| 7832983 | Nacelles and nacelle components containing nanoreinforced carbon fiber composite material This invention is directed to nacelles and nacelle components for use in aircraft engines. The nacelles and components comprise composite material containing carbon fiber. The carbon fiber comprises from 0.1 to 20 percent by weight nanoreinforcement material. ... | 11/16/2010 |
| 7785068 | Steam turbine exhaust hood and method of fabricating the same A method of fabricating an exhaust hood is provided for use with a turbine engine. The method includes providing an upper shell casing wherein the upper shell casing is fabricated from a composite material, and coupling the upper shell casing to a lower shell casing... | 08/31/2010 |
| 7766614 | Compressor casing A compressor or fan casing is provided with a casing treatment to improve the surge margin of an unshrouded rotor stage. The casing treatment takes the form of an insert (20) let into the casing wall (10) to provide a plurality of re-circulation groove... | 08/03/2010 |
| 7632066 | Pipe for steam turbine, manufacturing process of same, main stream pipe and reheat pipe for steam turbine, and steam turbine power plant using those pipes A pipe for a steam turbine is formed of a centrifugal casting material to achieve resistance against higher temperatures and improve reliability of the pipe by employing, as a pipe material, a centrifugal casting material normalized to contain uniform and finer crys... | 12/15/2009 |
| 7614849 | Use of a thermal barrier coating for a housing of a steam turbine, and a steam turbine The invention relates to the use of a thermal insulating layer for a housing of a steam turbine in order to even out the deformation behavior of different components based on different heatings of the components. ... | 11/10/2009 |
| 7553130 | Nozzle ring adhesive bonded blading for aircraft engine compressor A compressor nozzle ring for an aircraft includes an inner shroud, an outer shroud and a multiplicity of blades extending from the inner shroud to the outer shroud. Each blade passes through the inner shroud and is attached to it with sealing cement containing an or... | 06/30/2009 |
| 7547188 | Ni-based alloy member, method of producing the alloy member, turbine engine part, welding material, and method of producing the welding material A Ni-based alloy member has resistance against grain boundary fracture, fatigue strength, and oxidation resistance at temperatures near 1000° C. or higher. The Ni-based alloy member includes a non-repaired region made of a Ni-based alloy base and a region repaired ... | 06/16/2009 |
| 7540710 | Turbine blade for use in a gas turbine A turbine blade or vane for use in a gas turbine is to have as long a service life as possible at high strength. To this end, the turbine blade or vane, according to the invention, has a basic body which is formed from a strengthened cast ceramic material and in whi... | 06/02/2009 |
| 7507070 | Gas turbine engine and a rotor for a gas turbine engine A rotor (38) for a gas turbine engine (10) has a low emissivity surface finish, or high emissivity surface finish (44), on at least a portion of its surface (42) to reduce temperature differentials between an upper portion and a lower por... | 03/24/2009 |
| 7442003 | Pump A centrifugal pump is provided for use with fluids, gases, and solids in connection with a drive shaft and a motor. The pump has a housing and at least a 30 degree sloped impeller mounted on the shaft within the housing. The housing has opposing inlet means on each ... | 10/28/2008 |
| 7442005 | Fan frame and heat dissipation fan incorporating the fan frame A heat dissipation fan includes a fan frame, a stator mounted to the frame, and a rotor rotatably disposed around the stator. The fan frame includes a bracket, a central tube for positioning the stator, and a supporting member. The supporting member is made of a mat... | 10/28/2008 |
| 7438524 | Winged structural joint and articles employing the joint A structural joint includes inner preforms 20, 22 and outer preforms 24, 26 of material. The outer preform has legs 38, 40 that extend longitudinally and laterally from a fold 42. The inner preforms project longitudinally past the fold to... | 10/21/2008 |
| 7438523 | Blade for a turbine engine and method for production of said blade A blade for a turbine engine is described, having a base body, made from a titanium alloy, with a first and a second component piece, which are connected in the connection region by means of a bonding process. A groove with a groove wall runs through the connection ... | 10/21/2008 |
| 7435056 | Leading edge erosion protection for composite stator vanes The present invention provides a turbofan engine including leading edge erosion protection for composite stator vanes contained therein. The composite stator vanes are defined by a leading edge, a trailing edge, a concave surface and a convex surface. The vanes are ... | 10/14/2008 |
| 7425115 | Thermal turbomachine A thermal turbomachine is disclosed having at least one row of rotor blades. At least one first rotor blade has a greater radial length than the others and at the blade tip is equipped with a first abrasive layer. At least one rotor blade which has a shorter radial ... | 09/16/2008 |
| 7410342 | Airfoil support A blade or a vane preferably used in a gas turbine engine, the blade or vane being formed of a metallic core or insert with a ceramic airfoil surface bonded to the metallic insert. The insert includes a series of concave and convex portions arranged along the outer ... | 08/12/2008 |
| 7404699 | Turbomachine The invention relates to a turbine machine, in particular, a steam turbine, comprising an inner housing, a turbine shaft, mounted such as to rotate, characterized in that the inner housing and the turbine shaft are produced from differing materials. The turbine is m... | 07/29/2008 |
| 7347663 | Abrasion resistant surface treatment method of a rotary member, runner, and fluid machine having runner The invention provides a method for performing abrasion resistant surface treatment on a surface of a rotary member. The abrasion resistant surface treatment method is characterized by including steps of: dividing the surface of the rotary member into a plurality of... | 03/25/2008 |
| 7347283 | Using a rotating inner member to drive a tool in a hollow outer member A rotating inner member is used to drive a downhole tool housed within the hollow outer member of a dual-member drill string. The downhole tool preferably will be adapted to receive rotational energy from the inner member. In a preferred embodiment, the downhole too... | 03/25/2008 |
| 7347664 | High-temperature component for a turbomachine, and a turbomachine The invention provides a high-temperature component for a turbomachine, in particular for a blade or vane having a main blade or vane part and a blade or vane root, the high-temperature component at least partially comprising, as base material, a porous material whi... | 03/25/2008 |
| 7343676 | Method of restoring dimensions of an airfoil and preform for performing same A method of restoring dimensions to an article includes the steps of providing an article having a section requiring dimensional restoration, providing a preform having first and second layers made from different materials, and joining the preform to the article. | 03/18/2008 |
| 7343048 | Edge based alignment algorithm A method for aligning images includes (1) selecting a pair of overlapping pixels when two second image are aligned with a camera motion; (2) if both pixels are edge pixels, incrementing a correlation value between the two images for the camera motion; (3) if only on... | 03/11/2008 |
