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| Number | Title | Issue Date |
| 7676897 | Process of refurbishing brake components A method of refurbishing components such as brake rotors and drums is disclosed. The method may involve identifying, sorting and cleaning used or worn components. The components may then be blasted with an abrasive material to prepare them for a metal deposition pro... | 03/16/2010 |
| 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 |
| 7278208 | Method of replacing an abradable portion on the casing on a turbojet fan A simple and low cost method of replacing an abradable portion on the fan casing of a turbojet includes an inside heating belt together with holding sectors therefor are put into place against the abradable portion, each holding sector including an inflatable bladde... | 10/09/2007 |
| 7246425 | Method of manufacturing a speaker In manufacturing a speaker, ultrasonic complex vibration welding is applied at least to: a process of fixedly putting together a magnet, a pot yoke a the pole piece; a process of fixing, to a portion of an inner circumference of a frame, an outer periphery of a spid... | 07/24/2007 |
| 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 |
| 7185433 | Turbine nozzle segment and method of repairing same A method for repairing a stationary turbine nozzle segment having at least one vane disposed between outer and inner structural bands includes providing an engine-run turbine nozzle segment having at least one vane disposed between outer and inner bands, wherein the... | 03/06/2007 |
| 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 |
| 7043819 | Methods for forming metal parts having superior surface characteristics A method of forming a metal product. A metal alloy workpiece substrate is provided have pre-process dimensions. The dimensional differences are determined between the pre-process dimensions of the workpiece substrate and desired post-process dimensions of a post-pro... | 05/16/2006 |
| 7010987 | Non-destructive method of detecting defects in braze-repaired cracks It is disclosed a method of detecting and quantifying subsurface defects (10) in an article (1) made of high strength non magnetisable materials after the use in a high temperature environment. A crack (8) or gap on a surface (7) of the a... | 03/14/2006 |
| 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 |
| 6941639 | Method for repairing generator rotor An improved generator rotor (30) and a method of repairing an existing generator rotor (12) are disclosed. Methods consistent with the present invention provide techniques for repairing existing stress-damaged rotors (12) to remove stress-induce... | 09/13/2005 |
| 6834092 | Method of repairing leaking elongate hollow members in boiling water reactors The method facilitates sealing a control rod drive (CRD) housing to a stub tube in a reactor pressure vessel of a nuclear reactor, if any cracks develop proximate a heat affected zone of the stub tube at a CRD housing re-attachment weld. The method includes cutting ... | 12/21/2004 |
| 6766937 | Ultrasonic rotary horn repair An ultrasonic rotary horn is repaired by removal of deteriorated metal condition from the horn energy transfer surface, and application and consolidation of metal powder to the horn radial surface. An ultrasonic rotary horn having a repaired radial energy transfer s... | 07/27/2004 |
| 6701615 | Inspection and sorting system and method for part repair An inspection and sorting system for part repair includes at least one sensor for inspecting a part. The sensor is configured to obtain inspection data for the part. A comparison module is configured to receive the inspection data, to generate a repair pr... | 03/09/2004 |
| 6651322 | Method of reworking a multilayer printed circuit board assembly An improved rework method and rework wiring structure for repairing and reworking multilayer printed circuit boards utilizing ball grid array (BGA) solder pads are described. The repair method includes the steps of locating a solder pad to be rewired, rem... | 11/25/2003 |
| 6629368 | Method for isothermal brazing of single crystal components A process of brazing cracks and gaps in a single crystal article which takes places isothermally under the following conditions: the temperature of the isothermal solidification is between TLiqidus, Braze +5*(wt-%BBraze) and (Ts... | 10/07/2003 |
| 6609284 | Method of converting a railcar The present invention relates to a method of converting box car from having a sliding door to having a plug door. In addition, the roof may be removed and the storage capacity within the box car may be increased by raising the roof of the box car and addi... | 08/26/2003 |
| 6591470 | Method and apparatus for rapidly plugging a leak from a container A framework of magnet pods and beams or strongbacks can be quickly and easily assembled to plug a leak in a ferromagnetic container wall. The magnet pods are located on either side of the leak. One or more beams extend between the magnet pods. Each magnet... | 07/15/2003 |
| 6469271 | Method and apparatus for refurbishing valves A method and apparatus for in situ refurbishment of valve seats are disclosed in which a worn valve seat is initially ground to a flat surface, a buildup of weld metal is deposited on the flat surface, and the weld buildup is machined to the final dimensi... | 10/22/2002 |
| 6425752 | Bubbler tube with integral inlet pipe and bimetal core for injection molding tools and method of making the bubbler tube A mold assembly including moveable mold parts, one of which includes a plurality of hollow cavities. Each hollow cavity forms an outer wall of an elongated, generally annular portion of a molded part and the other mold part includes a corresponding plural... | 07/30/2002 |
| 6311967 | Moulding tool for the manufacture of precision articles The invention relates to a process for the production of a clamping means for clamping a component (20) in a holder (16), especially for the production of moulding tools for the manufacture of precision articles. Spring-action clamping elements (72), for ... | 11/06/2001 |
| 6295709 | Printed circuit board assembly and method for making a printed circuit board assembly A PCB assembly which allows economical and reliable rework. The PCB assembly contains a soldermask and a trace with a portion of the trace exposed by a soldermask relief When one needs to rework the PCB assembly, one bonds a rework wire, using conventiona... | 10/02/2001 |
| 6276056 | Method for modifying a torque converter hub The instant invention provides an inexpensive method of repairing the hollow drive shaft hub of a torque converter impeller housing. The impeller hub is turned to a smaller outer diameter and a sleeve having a wear resistant surface is fitted to the turne... | 08/21/2001 |
| 6115912 | Apparatus and method for printed circuit board repair A method and apparatus for efficiently repairing or reworking a printed circuit board having a solder ball grid array thereon efficiently and at minimum cost includes the steps of drilling out a plated-through hole to sever electrical connections between ... | 09/12/2000 |
| 6049978 | Methods for repairing and reclassifying gas turbine engine airfoil parts A method for repairing gas turbine engine airfoil parts. The dimensional differences between pre-repaired dimensions of a turbine engine airfoil part and desired post-repair dimensions of the turbine engine airfoil part are determined. A build-up thicknes... | 04/18/2000 |
| 6032551 | Balance weight and method of securing same to a rotatable tubular body An improved balance weight construction and a method of securing such a balance weight to a drive shaft or other tubular body are disclosed. A generally cylindrical balance weight is formed with a curved end surface which conforms to the outer surface of ... | 03/07/2000 |
| 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 |
| 5956845 | Method of repairing a turbine engine airfoil part A method of forming an engine airfoil part. The attributes of a final workpiece product are selected. An appropriate substrate composition is determined depending on the selected attributes. A workpiece substrate is formed to near-finished dimensions. An ... | 09/28/1999 |
| 5904201 | Solidification of an article extension from a melt using a ceramic mold A method for forming integral extensions on the end of directionally oriented, superalloy articles, such as airfoil blading members or other components used in gas turbine or other turbine engines. An extension is formed directly on an article by dipping ... | 05/18/1999 |
| 5890284 | Method for modifying circuit having ball grid array interconnections In aspect, the present invention is directed to a method of modifying a circuit board having at least one Ball Grid Array (BGA). The method includes removing the via portion of the BGA pad from the circuit board to sever the connection between the via and... | 04/06/1999 |
| 5794331 | Process for the exchange of a detection module hybridized by welding bumps A process for exchanging a detection module hybridized by welding beads, balls or bumps, employs an interconnection support having first and second groups of welding elements. The module to be hybridized is provided with blocks wettable by the weld, and p... | 08/18/1998 |
| 5796797 | Method for sealing a stub tube in a nuclear reactor A method for sealing cracks adjacent stub tube attachment welds in a reactor pressure vessel of a nuclear reactor is described. The reactor pressure vessel includes at least one stub tube through which a control rod housing extends. The control rod housin... | 08/18/1998 |
| 5793014 | Process and device for restoring the tightness of connecting elements such as water boxes of alternators with a mixed water-hydrogen cooling system The process comprises separating the connecting element (3) from one of the pipes (4) which connects it to the circuit so as to open up an opening (6) of the connecting element and thereby gain access to the interior of the connecting element while leavin... | 08/11/1998 |
| 5755030 | Turbine blade repair A method of repairing a turbine blade in which damaged material around a lacing wire hole is removed by machining or chemical etching. New metal is then added by welding such that the lacing wire hole is much smaller or completely eliminated and prior to ... | 05/26/1998 |
| 5723078 | Method for repairing a thermal barrier coating A method of repairing a thermal barrier coating on an article designed for use in a hostile thermal environment, such as turbine, combustor and augmentor components of a gas turbine engine. The method is particularly suited for the repair of thermal barri... | 03/03/1998 |
| 5615387 | Method and apparatus for reworking printed circuit boards using surface coating and selective removal of an electrically conductive material A method of reworking a printed circuit board having a surface including areas needing to be reworked including the steps of covering the surface with a dielectric leaving uncovered at least the areas of the surface to be reworked, and selectively providi... | 03/25/1997 |
| 5581869 | Repair method for sealing liquid-cooled stator bar end fittings for a generator The method includes repairing the stator bar end fittings used for the electrical and hydraulic connections at the stator bar ends of a generator with suitable integrity to be as good as new or better than an in-kind replacement with new components for th... | 12/10/1996 |
| 5454925 | Repair of mesh electrode spaced from electrode pan Electrodes such as mesh electrodes can be in configurations where they are separated from electrode back pans by standoffs. The mesh electrodes are very adherently secured to the standoffs. When the electrodes are in need of repair, removal and refurbishi... | 10/03/1995 |
| 5398386 | Process for rejuvenating baghouse filter cartridges A Process and apparatus for rejuvenating baghouse filter cartridges. The first step in the process is passing cartridges from a baghouse through a cutting chamber, slitting the bags from the cages. The cutting chamber comprises a water knife angularly dis... | 03/21/1995 |
| 5375314 | Method for repairing a damaged sill member of a vehicle bodywork A method for repairing a damaged sill member of a vehicle bodywork, wherein the sill member is formed as an extruded hollow section member which is disposed connected between two cast light-metal node elements. A damaged girder portion of an extruded holl... | 12/27/1994 |
