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| Application No. | Application Title | Issue Date |
| 20120125979 | REPAIR OF TURBINE COMPONENTS AND SOLDER ALLOY THEREFOR A method for repairing a component of a gas turbine and a solder alloy are disclosed. In an embodiment, the method includes applying the solder alloy to the component in an area of the component having a punctiform damage or a linear imperfection, where the solder alloy... | 05/24/2012 |
| 20120067939 | BRAZING FORMULATION AND METHOD OF MAKING THE SAME A braze formulation includes a novel promoter and a metal filler. The promoter includes a blend of potassium tetrafluoroaluminate and potassium tetrafluoroborate. The braze may be used for repairing cracks in a substrate. The braze has a low melt point, removes oxides f... | 03/22/2012 |
| 20120048912 | METHODS FOR THE FORMATION OF MCrAlY COATINGS ON GAS TURBINE ENGINE COMPONENTS Embodiments of a method for forming an MCrAlY coating on a gas turbine engine component are provided, as are embodiments of a method for repairing a structurally-damaged region of a gas turbine engine component utilizing an MCrAlY material. In one embodiment, the method... | 03/01/2012 |
| 20110294636 | Roll for supporting and conveying hot material, process for producing the roll, process for repairing a worn roll, weld filler and welding wire for producing a build-up weld A roll (1) for supporting and conveying hot material, including a roll element that has a roll jacket (2) made of a basic material and a wear coat which is applied to the basic material by means of a surface welding process (4) using a welding addit... | 12/01/2011 |
| 20110287191 | PRODUCTION METHOD OF MULTILAYER PIECES COMPRISING INCLINED HOLES AND RESISTANT TO HIGH THERMAL STRESSES, AND USE OF THE METHOD FOR REPAIRING PIECES One or more embodiments relate to a production method of multilayer pieces comprising holes having inclined axes and the pieces being resistant to high temperatures and having a bond sub-layer and a thermal barrier coating layer (TBC) comprising depositing the bond sub-... | 11/24/2011 |
| 20110248071 | AUSTENITIC WELDING MATERIAL, AND PREVENTIVE MAINTENANCE METHOD FOR STRESS CORROSION CRACKING AND PREVENTIVE MAINTENANCE METHOD FOR INTERGRANULAR CORROSION, USING SAME Disclosed is an austenitic welding material which contains C: 0.01 wt % or less, Si: 0.5 wt % or less, Mn: 0.5 wt % or less, P: 0.005 wt % or less, S: 0.005 wt % or less, Ni: 15 to 40 wt %, Cr: 20 to 30 wt %, N: 0.01 wt % or less, 0: 0.01 wt % or less, and the balance o... | 10/13/2011 |
| 20110240716 | METHODS FOR REWORK OF A SOLDER Methods for reworking a solder containing one or more joined members are described herein. Such methods can include applying a disintegrating agent to a solder containing a solder material, disintegrating the solder material to form a disintegrated solder material, and ... | 10/06/2011 |
| 20110217484 | METHOD FOR REPAIRING SEAL SEGMENTS OF ROTOR/STATOR SEALS OF A GAS TURBINE The subject of the invention is a method for repairing sealing surfaces of seal segments, arranged on the inner circumference of a turbine casing section, of a rotor/stator seal of a gas turbine. With the method according to the invention, first of all material is remov... | 09/08/2011 |
| 20110180589 | METHOD OF RESTORING A METALLIC COMPONENT A component is repaired by removing a damaged region to form a cavity, in which layered repair inserts are installed. The profile of the cavity, and of the exposed surface of each repair insert is measured to serve as the basis for the contact surface of each subsequent... | 07/28/2011 |
| 20110180199 | Powder -metallurgy braze preform and method of use A method of fabricating and using a braze preform, the method comprising cold pressing a powdered brazing material in a die, thereby forming a braze preform in the die. The braze preform can then be diffusion brazed to a damaged component to repair the component.... | 07/28/2011 |
| 20110174867 | PROCESS FOR BRAZING WIDE GAPS A method for repairing wider gaps in a substrate of a component by brazing at a brazing temperature is provided. Filler material and solder are prevented from separating in that, in a two-stage process, first the filler material and then the solder are applied to the wi... | 07/21/2011 |
| 20110165432 | POWDER METALLURGICAL ARTICLE AND PROCESS A powder metallurgical article and process are disclosed. The article is a repaired or enlarged powder metallurgical article. The repaired or enlarged powder metallurgical article includes a formed article including a first alloy and a material including a second alloy.... | 07/07/2011 |
| 20110132972 | MANUAL METHOD FOR REBALLING USING A SOLDER PREFORM A method for manually reattaching solder balls onto a plurality of contact areas arranged in a pattern on a device to be reballed is provided. First, a single use preform with a plurality of solder balls arranged in a pattern corresponding to the pattern of contact area... | 06/09/2011 |
| 20110135489 | NICKEL-BASED SUPERALLOYS, TURBINE BLADES, AND METHODS OF IMPROVING OR REPAIRING TURBINE ENGINE COMPONENTS Nickel-based superalloys, turbine blades, and methods of improving or repairing turbine engine components are included. A nickel-based superalloy includes, by weight, about 5% to about 12% cobalt, about 3% to about 10% chromium, about 5.5% to about 6.3% aluminum, about ... | 06/09/2011 |
| 20110117385 | METHOD OF REPAIR ON NICKEL BASED HPT SHROUDS A method of repairing an abradable, nickel single crystal material having an abraded surface area by applying a diffusion layer to the abraded surface area comprising a nickel-based alloy having a quantity of an additional element selected from silicon and boron; and al... | 05/19/2011 |
| 20110097599 | PLATINUM-MODIFIED NICKEL-BASED SUPERALLOYS, METHODS OF REPAIRING TURBINE ENGINE COMPONENTS, AND TURBINE ENGINE COMPONENTS Platinum-modified nickel-based superalloys and turbine engine components are provided. The platinum-modified nickel-based superalloy includes, by weight, aluminum, in a range of about 7.8 percent to about 8.2 percent, tantalum, in a range of about 5.0 percent to about 6... | 04/28/2011 |
| 20110068151 | METHOD OF ATTACHING A SOLDER BALL AND METHOD OF REPAIRING A MEMORY MODULE In a method of attaching a solder ball, a first material is coated on a solder ball. A second material is coated on a pad of a substrate where the solder ball is to be attached to exothermically react with the first material. The solder ball makes contact with the pad s... | 03/24/2011 |
| 20110062220 | SUPERALLOY COMPOSITION AND METHOD OF FORMING A TURBINE ENGINE COMPONENT A nickel-base composition is disclosed that includes:
| |
| 20110031223 | INSERT WELD REPAIR A method of repairing an aperture and adjacent defect wherein one or more defects proximate an aperture are removed from the base material proximate the aperture in an arc shape. An insert containing a profile that corresponds to the arc shaped section of the base mater... | 02/10/2011 |
| 20110024398 | INSERT WELD REPAIR A method of repairing an aperture and adjacent defect in a part which is started by removing one or more defects adjacent an aperture in a base material. The material is removed to create a weld seam that extends past an area of high stress concentration on the aperture... | 02/03/2011 |
| 20100297468 | METHODS OF JOINING AND MATERIAL DEPOSITION FOR A WORKPIECE WITH A WORKPIECE AREA MADE FROM A TITANIUM-ALUMINIDE ALLOY The invention concerns a method to create fusion-integrated joints of workpieces, in which a workpiece area formed on a workpiece made from a TiAl alloy and a workpiece area formed on another workpiece made from a TiAl alloy or a different high temperature material are ... | 11/25/2010 |
| 20100276108 | 7XXX WELD FILLER ALLOYS AND METHODS OF USING THE SAME 7xxx aluminum alloy weld filler alloys and methods of using the same are described. The 7xxx aluminum alloy weld filler alloys may be used to repair 7xxx alloy products. The repaired volume of the 7xxx alloy products may be substantially crack-free, and may facilitate r... | 11/04/2010 |
| 20100270276 | System and Method for Repairing Hermetic Solder Seals in RF Electronic Assemblies The system contains a laser beam source and a work piece having a soldered joint. A work piece holder holds the work piece at an angle relative to the laser beam source. A crack is formed in a soldered joint of the work piece. The laser beam source is positioned approxi... | 10/28/2010 |
| 20100243614 | METHOD OF REPAIRING HOLES USING CONDUCTIVE HEAT RESISTANCE WELDING A method of repairing a hole in a work piece includes mechanically constraining donor plates against a work piece. Constraint plates keep donor plates flush against the work piece during conductive heat resistance welding. By constraining the donor plates, the molten mi... | 09/30/2010 |
| 20100237134 | Repair process for coated articles A process for repairing a damaged portion of a thermal barrier coating on a turbine engine component includes sintering a mixture comprising particles of a bond coat and particles of a brazing alloy to form a composite preform; depositing a thermal barrier coating on th... | 09/23/2010 |
| 20100215984 | Ni-BASED BRAZING COMPOSITION, BRAZE REPAIR METHOD, AND BRAZE-REPAIR STRUCTURE A Ni-based brazing composition at least containing, in mass %, 1.0% or more and 1.3% or less of B, 4.0% or more and 6.0% or less of Si, and the balance consisting of Ni and unavoidable impurities, wherein the brazing composition forms wherein the brazing composition for... | 08/26/2010 |
| 20100187290 | METHOD OF REPAIR Provided is a method of repair which method is capable of holding a molten brazing material at the bonding portion when a component is bonded with a brazing material to an inclined or to a curved surface. The method of repair repairs by brazing a repair portion in which... | 07/29/2010 |
| 20100181366 | CONTROL OF CASE WALL GROWTH DURING REPAIR A method for repairing a gas turbine engine component includes identifying a distorted feature located in a first portion of the component, identifying a second portion of the component that behaves as at least one of a heat sink or a stiffener, removing the second port... | 07/22/2010 |
| 20100176119 | METHODS FOR IMPROVING BRAZE JOINTS UTILIZING GOLD/COPPER/NICKEL BRAZING ALLOYS A method to improve the impact resistance of a braze joint between a tungsten/carbide/cobalt substrate and a substrate including titanium or alloy thereof includes utilizing a brazing material including gold, nickel, and copper present in respective amounts to improve t... | 07/15/2010 |
| 20100116793 | Welded Repair of Defects Lying on the Inside of Components The repair of cracks according to the state of the art comprises the fact that defects located on the inside must be worked outward in order to be able to be welded closed. The method according to the invention proposes not to work out cracks located on the inside, but ... | 05/13/2010 |
| 20100112239 | METHODS FOR REPAIRING GAS TURBINE ENGINE COMPONENTS Methods for repairing gas turbine engine components are provided. In this regard, a representative method includes: applying a surface treatment to the component such that locations at an exterior surface of the component exhibiting inter-granular attack are protected f... | 05/06/2010 |
| 20100108745 | METHOD FOR THE SOLDERING REPAIR OF A COMPONENT IN A VACUUM AND AN ADJUSTED PARTIAL OXYGEN PRESSURE A method for the repair of a component by a solder is disclosed. The method is performed under specifically selected vacuum conditions in order to prevent oxidation and vaporization.... | 05/06/2010 |
| 20100059572 | WELD REPAIR PROCESS AND ARTICLE REPAIRED THEREBY A method for repairing a steel alloy article, and an article repaired thereby, is provided and comprises the steps of depositing at least a first weld repair layer on a surface of the article so as to form a heat affected zone in the article beneath the surface. Locally... | 03/11/2010 |
| 20100062151 | Method of repairing an aluminide coating on an article A method of locally repairing an aluminide coating (50) on a gas turbine engine nozzle guide vane (26) or a turbine blade (30,30B) comprises removing a damaged portion of the aluminide coating (50) from a portion (53) of the surface of... | 03/11/2010 |
| 20100050408 | Preforms and Related Methods for Repairing Abradable Seals of Gas Turbine Engines Methods for repairing abradable seals of gas turbine engines include providing an abradable seal component of a gas turbine engine, the seal component having a structural substrate; providing a first preform to restore the structural substrate; and providing a second pr... | 03/04/2010 |
| 20100025454 | SOLDER ALLOYS AND PROCESS FOR REPAIRING A COMPONENT Many known solder alloys according to prior art utilize silicon or boron as melting point reducers, which, however, form brittle phases that have an undesirable effect on the thermo-mechanical properties. The invention relates to a solder ally that comprises gallium and... | 02/04/2010 |
| 20100000976 | Process for Repairing a Component Comprising a Directional Microstructure by Setting a Temperature Gradient During the Laser Heat Action, and a Component Produced by Such a Process In one aspect, a repair method for repairing components comprising a base material with a directed microstructure is provided. The repair is performed in such a way that the repaired location correspondingly has a directed microstructure like the surrounding base materi... | 01/07/2010 |
| 20090321500 | REPAIR APPARATUS AND REPAIR METHOD A repair apparatus includes a heating head device configured to heat a soldering member, which is soldered to a circuit board. The heating head device includes a heating head and a contact member heated by the heating head. The contact member is formed of a material hav... | 12/31/2009 |
| 20090289100 | Method and apparatus for rework soldering A method is disclosed for performing rework soldering for removing an electronic component from a printed circuit board and re-soldering the electronic component to the printed circuit board. The method includes the steps of positioning a dual structure body including a... | 11/26/2009 |
| 20090283572 | Method for Repairing Cracks in Components and Solder Material for Soldering Components The invention relates to a method for repairing components that consist of superalloys, in particular for repairing components that consist of a superalloy with an aligned microstructure in such a way that the repaired site likewise has an aligned microstructure. The me... | 11/19/2009 |
