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| Number | Title | Issue Date |
| 7591057 | Method of repairing spline and seal teeth of a mated component A method of repairing spline and seal teeth of a mated component is disclosed. The method includes a low energy input weld to deposit a repair material on the non-worn, non-pressure face of the splines while minimizing the HAZ grain size. The splined area of the com... | 09/22/2009 |
| 7416393 | Apparatus and method for joining a rotor blade to a rotor mount of a gas turbine rotor A gas turbine rotor and a method for manufacturing a gas turbine rotor having integral blading, is disclosed. A rotor blade has a blade pan and a blade footing connected to the blade pan. The blade footing is designed with a V-shaped cross section in at least some p... | 08/26/2008 |
| 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 |
| 7334316 | Method of sealing a generator stator bar and a stator bar end fitting A method of sealing a generator stator bar and a stator bar end fitting receiving the end including the steps of: brazing the fitting to the end of the stator bar with a braze material; applying a metallic barrier coating material to the end of the stator bar in the... | 02/26/2008 |
| 7275315 | Method for repair soldering of multi-pole miniature plug connectors A method for repair soldering of multi-pole miniature plug connectors on printed circuit boards, having signal contact pins in the SMT design and shroud pins in the THR design. The plug connectors have shrouds whose shroud pins project out on the back of the printed... | 10/02/2007 |
| 7261784 | Method of making a coating on a metal substrate and/or an article, such a coating, such a metal substrate and/or an article, and a cam forming such an article The method of the invention enables a coating to be made on at least one face to be protected of a metal substrate and/or article in order to improve its performance in terms of resistance to wear by friction, in particular at high temperature. The method comprises ... | 08/28/2007 |
| 7249808 | Brake liquid pressure control unit of on-vehicle device and its manufacturing method In brake liquid pressure control unit for an on-vehicle device and its manufacturing method, a lid member constituting at least one reservoir together with a cylindrically shaped hole is formed substantially in a bell shape, the lid member comprising a cylindrical w... | 07/31/2007 |
| 7249412 | Method for repairing a damaged blade of a Blisk A BLISK having a damaged blade, with a repair region that has a thickness less than a specified thickness as a result of damage during manufacture or prior service, is repaired by depositing repair metal onto the repair region to increase its thickness to greater th... | 07/31/2007 |
| 7231713 | Method of reconditioning a turbine blade A method of reconditioning a rotating blade (1) with a shroud (8) following the operation in a gas turbine, includes the application of a barrier (14) placed on the edge of the shroud (8) facing the edge of a shroud (8) of an adjac... | 06/19/2007 |
| 7222422 | Method for refurbishing surfaces subjected to high compression contact A process for refurbishing a worn surface of a shroud support component of a turbomachine, as well as a shroud support component refurbished with the process. The process generally entails removing a surface region of the worn surface so as to define a repair surfac... | 05/29/2007 |
| 7216428 | Method for turbine element repairing Physical vapor deposition is utilized to deposit repair material on Ti alloy turbine components. ... | 05/15/2007 |
| 7188416 | Restoration process for porosity defects in high pressure die cast engine blocks A restoration process for restoring surface porosity defects in engine blocks cast using a high pressure die cast method. The areas of an engine block having surface porosity defects are identified and the areas not containing surface porosity defects are masked usi... | 03/13/2007 |
| 7146725 | Repair of combustion turbine components A method of repairing a combustion turbine component having damage located at or near a cooling hole or hollow or geometrically complex portion of the component is provided. The method comprises forming a preparatory groove that extends from a surface of the compone... | 12/12/2006 |
| 7076017 | Apparatus and method for repairing reactor vessel cladding using a seal plate A seal plate for repairing damaged areas in a pressure vessel cladding includes a first side and an opposing second side and a sealing portion located on the second side, with the sealing portion circumscribing the seal plate. The seal plate also includes a seal lip... | 07/11/2006 |
| 7065850 | Hardened motor-vehicle part with repair point A hardened metal part is created having a pair of opposite faces and a dimple open at one of the faces and forming a pocket. This hardened metal part is installed in a motor vehicle over an element of the vehicle with the one face turned toward and the dimple aligne... | 06/27/2006 |
| 7047612 | Method for repairing a casting This invention relates generally to a method for repairing a casting, and more specifically to a method of repairing a casting by pouring melted filler material into a damaged portion of the original casting. Damaged cast metal components, such as a cylinder head of... | 05/23/2006 |
| 7000303 | Method of repairing a crack in a component utilizing friction stir welding A method of repairing a crack (14) in a component (12). The method includes preparing a surrounding surface (22) of the crack (14) for repair and welding a first portion (24) of the component (12) on a first side (26)... | 02/21/2006 |
| 6993811 | System for applying a diffusion aluminide coating on a selective area of a turbine engine component A method for applying diffusion aluminide coating on a selective area of a turbine engine component and the coating produced by that method is disclosed. A quartz infrared lamp heats only substantially the localized area of the component to be coated, rather than th... | 02/07/2006 |
| 6986201 | Methods for replacing combustor liners A method enables replacement of a gas turbine engine combustor liner. The combustor has a combustion zone formed by inner and outer liners. A plurality of cooling features are formed by overhanging portions of the inner and outer liner liners. The method comprises c... | 01/17/2006 |
| 6982123 | Method for repair of a nickel-base superalloy article using a thermally densified coating A nickel-base superalloy article, such as a gas turbine stationary flowpath shroud that has previously been in service, is repaired by applying a restoration coating to a surface of the article. The restoration coating is applied by providing a precursor mixture, wh... | 01/03/2006 |
| 6892931 | Methods for replacing portions of turbine shroud supports A method facilitates replacing a portion of a gas turbine engine turbine support. The turbine support includes a body including a forward leg, an aft leg, and a mounting flange that each extend radially outwardly from the body. The forward leg is axially upstream fr... | 05/17/2005 |
| 6801733 | Printer cartridge and method of making or refurbishing A printer cartridge and method of making or refurbishing a printer cartridge are disclosed. The printer cartridge may include a first cartridge subassembly attached to a second cartridge subassembly. The first cartridge subassembly may include a first conductive ter... | 10/05/2004 |
| 6757961 | Wireless suspension salvage method A method to salvage suspensions from defective head gimbal assembly units is presented. Because the performance of a slider becomes more sensitive to signals and the wafer manufacturing process produces a lower yield, a suspension salvage method is developed to recy... | 07/06/2004 |
| 6754955 | Method or repairing trailing edge portions of partitions in turbine diaphragms Using sinker electrode discharge machining tools, damaged portions of partitions of the turbine which have been removed and replaced with weld material of increased thickness may be shaped and contoured to blend with the suction and pressure sides of the partitions.... | 06/29/2004 |
| 6751835 | Method for reconditioning propane cylinders The method for reconditioning a used propane gas tank or cylinder comprises the steps of: removing an existing relief valve from the tank; rolling up sheets of aluminum mesh material into mesh inserts and clipping the rolled up sheet with two clips; inserting the al... | 06/22/2004 |
| 6615470 | System and method for repairing cast articles A system and method for repairing defects such as bumper holes, cracks, freckles and inclusions, in a cast article, such as a turbine component. The system comprises a device for locating a defect in a cast article, a repair material that is disposable at... | 09/09/2003 |
| 6588103 | Tip material for a turbine blade and method of manufacturing or repairing a tip of a turbine blade A tip material for a turbine blade or for repairing a damaged tip of a turbine blade having a metallic coating, the material used for the tip is equivalent in composition to the metallic coating material used for the turbine blade. Also disclosed is a met... | 07/08/2003 |
| 6581285 | Methods for replacing nuggeted combustor liner panels A replacement method facilitates replacing of a portion of a nuggeted combustor liner within a gas turbine engine combustor in a cost-effective and reliable manner. The combustor includes a combustion zone that is defined by an inner and an outer liner. T... | 06/24/2003 |
| 6560870 | Method for applying diffusion aluminide coating on a selective area of a turbine engine component A method for applying diffusion aluminide coating on a selective area of a turbine engine component and the coating produced by that method is disclosed. A quartz infrared lamp heats only substantially the localized area of the component to be coated, rat... | 05/13/2003 |
| 6516865 | Hollow-cast component In a hollow-cast component, a core opening (13) created during manufacturing is closed with a closure piece (14). This closure piece is located inside a recess (15) in the component, whereby the recess is arranged so that it is imbedded completely in the ... | 02/11/2003 |
| 6327766 | Method for repairing studs fixed to a cover for a transmission torque connector A cover for a transmission torque connector having loosened or otherwise damaged bolts is repaired for reuse. One method includes removing a loosened bolt, and plugging and countersinking the bolt hole. The countersunk area on the exterior of the cover pr... | 12/11/2001 |
| 6243950 | Process for repairing a framework composed of profile sections, particularly vehicle bodies A process for repairing a framework (1) composed of profile members, in particular for repairing the body structure of a vehicle in which a damaged subassembly (10) composed of several profile members (11-15) is removed by cutting through the profile memb... | 06/12/2001 |
| 6195886 | Method of repairing a cylinder head having cooling water passages A method of repairing a cylinder head of a water cooled internal combustion engine that has damage to the boundary wall between a cooling water passage and the combustion chamber. According to the method. the boundary wall B located between a cooling wate... | 03/06/2001 |
| 6148514 | Method for butt-end electromechanical splicing A process and system for repairing electromechanical cables having an external armor wire layer using a butt welding technique and an arc vanishing machine. A short (break) in a cable having both an external and inner helically wrapped wire layer over an ... | 11/21/2000 |
| 6128820 | Method of repairing damaged turbine rotor wheels using differentially controlled temperatures A method of repairing a turbine rotor wheel having a damaged dovetail includes removing the damaged dovetail from the turbine wheel, leaving a turbine wheel body and welding a ring about the turbine wheel body in place of the removed damaged dovetail. Dur... | 10/10/2000 |
| 6004683 | Plural layered metal repair tape A base metal repair tape includes a first layer formed braze alloy bonded together with fibrillated polytetrafluoroethylene, a second layer formed from powdered base metal comprising oxygen-sensitive superalloy bonded together by fibrillated polytetrafluo... | 12/21/1999 |
| 5980204 | Method of establishing hook diameters on diaphragm packing ring dovetails A turbine diaphragm for accommodating a rotor, comprising a diaphragm body having a radially inner bore and an inwardly recessed dovetail groove; a plurality of packing ring segments, each having a dovetail located within the dovetail groove; wherein the ... | 11/09/1999 |
| 5966812 | Method of repairing vehicle axle housings A method of repairing a vehicle axle housing comprising the steps of enlarging a center passageway in the axle housing by, for example, boring, providing a stepped elongate sleeve having an outside diameter greater than the diameter of the enlarged center... | 10/19/1999 |
| 5952042 | Plural layered metal repair tape A method of forming a superalloy part comprises: forming a preform from tape, said tape comprising a base metal layer and a braze alloy layer, said base metal layer comprising fibrillated polytetrafluoroethylene and an oxygen-sensitive superalloy base met... | 09/14/1999 |
| 5873703 | Repair of gamma titanium aluminide articles A surface defect in a gamma titanium aluminide article is repaired by weld repairing the defect and thereafter sealing the surface-connected cracks in the weldment. The surface-connected cracks are repaired by applying to the region of the weldment a powd... | 02/23/1999 |
