DE69321295D1 - Laserverfahren zum Anbringen von vorbehandelten überzogenen Schleifpartikeln und einer Metallmatrix auf der Spitze einer Turbinenschaufel - Google Patents

Laserverfahren zum Anbringen von vorbehandelten überzogenen Schleifpartikeln und einer Metallmatrix auf der Spitze einer Turbinenschaufel

Info

Publication number
DE69321295D1
DE69321295D1 DE69321295T DE69321295T DE69321295D1 DE 69321295 D1 DE69321295 D1 DE 69321295D1 DE 69321295 T DE69321295 T DE 69321295T DE 69321295 T DE69321295 T DE 69321295T DE 69321295 D1 DE69321295 D1 DE 69321295D1
Authority
DE
Germany
Prior art keywords
abrasive particles
powder
substrate
pool
metal matrix
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69321295T
Other languages
English (en)
Other versions
DE69321295T2 (de
Inventor
Mark A Everett
Alan R Blankhain
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Quantum Laser Corp
Original Assignee
Quantum Laser Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Quantum Laser Corp filed Critical Quantum Laser Corp
Application granted granted Critical
Publication of DE69321295D1 publication Critical patent/DE69321295D1/de
Publication of DE69321295T2 publication Critical patent/DE69321295T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C24/00—Coating starting from inorganic powder
    • C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
    • C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
    • C23C24/103—Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
    • B23K26/144—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor the fluid stream containing particles, e.g. powder
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
    • Y10T428/12146—Nonmetal particles in a component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
DE69321295T 1992-06-08 1993-06-05 Laserverfahren zum Anbringen von vorbehandelten überzogenen Schleifpartikeln und einer Metallmatrix auf der Spitze einer Turbinenschaufel Expired - Fee Related DE69321295T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US89493192A 1992-06-08 1992-06-08
US08/052,730 US5453329A (en) 1992-06-08 1993-04-30 Method for laser cladding thermally insulated abrasive particles to a substrate, and clad substrate formed thereby

Publications (2)

Publication Number Publication Date
DE69321295D1 true DE69321295D1 (de) 1998-11-05
DE69321295T2 DE69321295T2 (de) 1999-04-01

Family

ID=26731016

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69321295T Expired - Fee Related DE69321295T2 (de) 1992-06-08 1993-06-05 Laserverfahren zum Anbringen von vorbehandelten überzogenen Schleifpartikeln und einer Metallmatrix auf der Spitze einer Turbinenschaufel

Country Status (6)

Country Link
US (1) US5453329A (de)
EP (1) EP0573928B1 (de)
AT (1) ATE171659T1 (de)
AU (1) AU4001193A (de)
CA (1) CA2097342A1 (de)
DE (1) DE69321295T2 (de)

Families Citing this family (90)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9303245L (sv) * 1993-10-05 1995-04-06 Johan Lennart Olofsson Förfarande för att förbättra bestämda egenskaper på järnvägshjul
US5584663A (en) * 1994-08-15 1996-12-17 General Electric Company Environmentally-resistant turbine blade tip
US5486676A (en) * 1994-11-14 1996-01-23 General Electric Company Coaxial single point powder feed nozzle
EP0931180B1 (de) 1995-10-05 2000-12-20 BLZ Bayerisches Laserzentrum Gemeinnützige Forschungsgesellschaft mbH Verfahren zur herstellung eines schneidwerkzeuges
DE19548496A1 (de) * 1995-12-22 1997-06-26 Deutsche Forsch Luft Raumfahrt Laserbearbeitungskopf und Verfahren zum Laserschweißen
US5932356A (en) * 1996-03-21 1999-08-03 United Technologies Corporation Abrasive/abradable gas path seal system
US6476343B2 (en) * 1996-07-08 2002-11-05 Sandia Corporation Energy-beam-driven rapid fabrication system
US5951892A (en) * 1996-12-10 1999-09-14 Chromalloy Gas Turbine Corporation Method of making an abradable seal by laser cutting
CA2207579A1 (fr) * 1997-05-28 1998-11-28 Paul Caron Piece frittee a surface anti-abrasive et procede pour sa realisation
US6355086B2 (en) 1997-08-12 2002-03-12 Rolls-Royce Corporation Method and apparatus for making components by direct laser processing
US6007132A (en) * 1998-01-13 1999-12-28 Caterpillar Inc. Liner for a work machine body and method for manufacturing the same
US6122564A (en) * 1998-06-30 2000-09-19 Koch; Justin Apparatus and methods for monitoring and controlling multi-layer laser cladding
US5997248A (en) * 1998-12-03 1999-12-07 Sulzer Metco (Us) Inc. Silicon carbide composition for turbine blade tips
US6534745B1 (en) 1999-09-27 2003-03-18 Mathew T. J. Lowney Nozzle particularly suited to direct metal deposition
EP1248691A4 (de) * 1999-11-16 2003-01-08 Triton Systems Inc Laserherstellung von diskontinuierlich verstärktem metall-matrix-komposit
DE10009133A1 (de) * 2000-02-26 2001-08-30 Volkswagen Ag Verfahren zum Laserbeschichten einer Oberfläche
JP2002256808A (ja) 2001-02-28 2002-09-11 Mitsubishi Heavy Ind Ltd 燃焼エンジン、ガスタービン及び研磨層
DE10158933A1 (de) * 2001-12-03 2003-06-12 Dialux Diamantwerkzeuge Gmbh Schneid- oder Schleif- oder Bohrwerkzeug mit Schneid- oder Schleifschichten geringer Höhe, sowie Verfahren zur Herstellung eines solchen Werkzeuges
US6593540B1 (en) * 2002-02-08 2003-07-15 Honeywell International, Inc. Hand held powder-fed laser fusion welding torch
US6894247B2 (en) 2002-07-26 2005-05-17 Honeywell International, Inc. Powder feed splitter for hand-held laser powder fusion welding torch
BR0314420B1 (pt) * 2002-08-28 2013-03-19 mÉtodo para formar uma seÇço de metal sobre um substrato de metal depositando uma pluralidade de camadas superpostas.
GB0304546D0 (en) * 2003-02-27 2003-04-02 Rolls Royce Plc Abradable seals
EP1460152B1 (de) * 2003-03-21 2006-07-26 ALSTOM Technology Ltd Verfahren zum Aufbringen einer dichten Verschleisschutzschicht und Dichtungsystem
US20050023256A1 (en) * 2003-07-31 2005-02-03 Srikanth Sankaranarayanan 3-D adaptive laser powder fusion welding
IL157681A0 (en) * 2003-09-01 2004-03-28 J G Systems Inc Improved abrasives for chemical-mechanical polishing applications
US20050056628A1 (en) * 2003-09-16 2005-03-17 Yiping Hu Coaxial nozzle design for laser cladding/welding process
US7038162B2 (en) * 2003-11-13 2006-05-02 Honeywell International, Inc. Hand-held laser welding wand filler media delivery systems and methods
US7666522B2 (en) * 2003-12-03 2010-02-23 IMDS, Inc. Laser based metal deposition (LBMD) of implant structures
US7001672B2 (en) 2003-12-03 2006-02-21 Medicine Lodge, Inc. Laser based metal deposition of implant structures
US20050212694A1 (en) * 2004-03-26 2005-09-29 Chun-Ta Chen Data distribution method and system
US7051645B2 (en) * 2004-06-30 2006-05-30 Briggs & Stratton Corporation Piston for an engine
US20060165547A1 (en) * 2005-01-26 2006-07-27 Honeywell International, Inc. High strength rhenium alloys and high temperature components made from such alloys
FR2893268B1 (fr) * 2005-11-15 2008-02-08 Snecma Sa Procede de realisation d'un rebord situe a l'extremite libre d'une aube, aube obtenue par ce procede et turbomachine equipee de cette aube
US7951412B2 (en) 2006-06-07 2011-05-31 Medicinelodge Inc. Laser based metal deposition (LBMD) of antimicrobials to implant surfaces
CA2679517C (en) 2007-05-04 2014-02-11 Mtu Aero Engines Gmbh Method for manufacturing an abrasive coating on a gas turbine component
US9352420B2 (en) 2007-10-10 2016-05-31 Ronald Peter Whitfield Laser cladding device with an improved zozzle
CA2702278C (en) 2007-10-10 2015-11-17 Ronald Peter Whitfield Laser cladding device with an improved nozzle
US8800480B2 (en) 2007-10-10 2014-08-12 Ronald Peter Whitfield Laser cladding device with an improved nozzle
US8505414B2 (en) * 2008-06-23 2013-08-13 Stanley Black & Decker, Inc. Method of manufacturing a blade
US20100086702A1 (en) * 2008-10-06 2010-04-08 Lincoln Global, Inc. Methods and materials for laser cladding
US20100242843A1 (en) * 2009-03-24 2010-09-30 Peretti Michael W High temperature additive manufacturing systems for making near net shape airfoils leading edge protection, and tooling systems therewith
CN101613860B (zh) * 2009-07-22 2011-11-16 中国科学院金属研究所 燃气轮机钛合金叶片激光硬面涂层工艺方法
DE102009049518A1 (de) * 2009-10-15 2011-04-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Schweißen von Werkstücken aus hochwarmfesten Superlegierungen
EP2322313A1 (de) * 2009-11-13 2011-05-18 Siemens Aktiengesellschaft Verfahren zum Schweissen von Werkstücken aus hochwarmfesten Superlegierungen mit besonderer Massenzufuhrrate des Schweisszusatzwerkstoffes
DE102009055914A1 (de) 2009-11-27 2011-06-09 Rolls-Royce Deutschland Ltd & Co Kg Dichtringe für eine Labyrinthdichtung
US8728388B2 (en) * 2009-12-04 2014-05-20 Honeywell International Inc. Method of fabricating turbine components for engines
AU2011230222A1 (en) * 2010-03-25 2012-11-15 Kabushikikaisha Amc Method for forming metal membrane
US9249887B2 (en) 2010-08-03 2016-02-02 Dresser-Rand Company Low deflection bi-metal rotor seals
US8769833B2 (en) 2010-09-10 2014-07-08 Stanley Black & Decker, Inc. Utility knife blade
WO2012152461A1 (en) 2011-05-10 2012-11-15 Sulzer Turbo Services Venlo B.V. Process for cladding a substrate
ES2773743T3 (es) * 2011-12-13 2020-07-14 Mtu Aero Engines Gmbh Paleta que tiene un conjunto de nervaduras con un recubrimiento abrasivo
KR101393323B1 (ko) * 2012-05-10 2014-05-09 한국수력원자력 주식회사 레이저를 이용한 금속 소재의 산화물 분산 강화 방법
US9598973B2 (en) 2012-11-28 2017-03-21 General Electric Company Seal systems for use in turbomachines and methods of fabricating the same
US10697303B2 (en) 2013-04-23 2020-06-30 United Technologies Corporation Internally damped airfoiled component and method
CN103691949B (zh) * 2014-01-09 2015-08-19 湖北工业大学 一种wc-金属复合材料结构件的激光成形方法
US20180036837A1 (en) * 2015-02-19 2018-02-08 Mitsubishi Hitachi Power Systems, Ltd. Welding device, welding method, and turbine blade
US10060273B2 (en) * 2015-04-15 2018-08-28 United Technologies Corporation System and method for manufacture of abrasive coating
US10450876B2 (en) 2015-04-15 2019-10-22 United Technologies Corporation Abrasive tip blade manufacture methods
EP3085900B1 (de) 2015-04-21 2020-08-05 Ansaldo Energia Switzerland AG Abreibbare lippe für eine gasturbine
DE102015222141A1 (de) * 2015-11-10 2017-05-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Halterungsvorrichtung für ein Substrat und Verfahren zur Beschichtung einer Oberseite eines Substrats
CN105328181A (zh) * 2015-12-08 2016-02-17 湖北工业大学 一种TiC-NiMo复合材料构件的激光成形方法
CN105478762A (zh) * 2015-12-08 2016-04-13 湖北工业大学 一种Cr3C2-FeCr复合材料构件的激光成形方法
CN105328190A (zh) * 2015-12-08 2016-02-17 湖北工业大学 一种TiC-FeCr-Gr复合材料构件的激光成形方法
CN105478760A (zh) * 2015-12-08 2016-04-13 湖北工业大学 一种TiC-Cu复合材料构件的激光成形方法
CN105458259A (zh) * 2015-12-08 2016-04-06 湖北工业大学 一种Cr3C2-NiCr复合材料构件的激光成形方法
CN105478759A (zh) * 2015-12-08 2016-04-13 湖北工业大学 一种Cr3C2-Cu复合材料构件的激光成形方法
US10722946B2 (en) 2016-04-25 2020-07-28 Thomas Strangman Methods of fabricating turbine engine components
CN106086988B (zh) * 2016-08-09 2017-12-19 天津工业大学 一种激光熔覆封闭铝合金阳极氧化膜的方法
US10253417B2 (en) * 2017-01-30 2019-04-09 United Technologies Corporation System and method for applying abrasive grit
WO2018176101A1 (en) * 2017-03-29 2018-10-04 Laserbond Limited Methods, systems and assemblies for laser deposition
US20190211457A1 (en) * 2018-01-05 2019-07-11 United Technologies Corporation Method for applying an abrasive tip to a high pressure turbine blade
US10927685B2 (en) 2018-07-19 2021-02-23 Raytheon Technologies Corporation Coating to improve oxidation and corrosion resistance of abrasive tip system
US11073028B2 (en) * 2018-07-19 2021-07-27 Raytheon Technologies Corporation Turbine abrasive blade tips with improved resistance to oxidation
US11028721B2 (en) * 2018-07-19 2021-06-08 Ratheon Technologies Corporation Coating to improve oxidation and corrosion resistance of abrasive tip system
CN108950544A (zh) * 2018-09-03 2018-12-07 江苏典悦三维科技有限公司 提高铜表面激光熔覆涂层冶金结合强度的方法
IT201900003691A1 (it) * 2019-03-13 2020-09-13 Nuovo Pignone Tecnologie Srl Terminale abrasivo di una pala rotorica per un turboespansore
US11612986B2 (en) * 2019-12-17 2023-03-28 Rolls-Royce Corporation Abrasive coating including metal matrix and ceramic particles
US20210205927A1 (en) * 2020-01-06 2021-07-08 Rohr, Inc. Enhanced coatings and structures via laser cladding with nano-modified feedstock
CN111334791B (zh) * 2020-04-08 2022-04-05 江苏拜欧尼克智能科技有限公司 一种基于仿生设计的渣浆泵叶片表面非均匀强化方法
US11536151B2 (en) 2020-04-24 2022-12-27 Raytheon Technologies Corporation Process and material configuration for making hot corrosion resistant HPC abrasive blade tips
CN111560613B (zh) * 2020-05-19 2021-12-21 江苏万力机械股份有限公司 一种汽车曲轴表面半消失型补强处理方法
CN111962066B (zh) * 2020-08-20 2022-10-25 西安交通大学 一种棱边平齐且呈锯齿状排列的叶尖切削涂层及其制备方法
CN112522698B (zh) * 2020-11-26 2023-04-25 江苏科技大学 一种超声振动辅助激光熔覆钨钽铌合金装置及方法
CN113322460A (zh) * 2021-05-28 2021-08-31 江苏宇通干燥工程有限公司 一种采用激光熔覆技术的真空设备的加工方法
CN113549916B (zh) * 2021-07-22 2022-06-17 济南大学 一种基于3d打印技术的分区结构性能抛丸叶片成型方法
CN115178734A (zh) * 2022-05-16 2022-10-14 广州大学 一种颗粒型双/多金属复合材料及其制备方法
CN115101271B (zh) * 2022-07-01 2023-10-24 北京航空航天大学 一种基于混合纳米微粒激光烧结的绝缘薄膜及其制造方法
GB202213705D0 (en) * 2022-09-20 2022-11-02 Rolls Royce Plc Method for coating a tip of an aerofoil and aerofoil
CN116748536A (zh) * 2023-08-23 2023-09-15 贵州大学 一种冷射流辅助激光增材制造装置
CN117259986B (zh) * 2023-11-22 2024-01-30 济南梓桂数控设备有限公司 一种自动化激光焊接装置

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3339933A (en) * 1965-02-24 1967-09-05 Gen Electric Rotary seal
SE339374B (de) * 1966-01-24 1971-10-04 C Forestek
US4184853A (en) * 1976-04-21 1980-01-22 Andropov Jury I Individual abrasive grains with a silicon-base alloy coating
US4148494A (en) * 1977-12-21 1979-04-10 General Electric Company Rotary labyrinth seal member
ZA781390B (en) * 1978-03-09 1979-04-25 De Beers Ind Diamond The metal coating of abrasive particles
US4232995A (en) * 1978-11-27 1980-11-11 General Electric Company Gas seal for turbine blade tip
GB2052566B (en) * 1979-03-30 1982-12-15 Rolls Royce Laser aplication of hard surface alloy
US4299860A (en) * 1980-09-08 1981-11-10 The United States Of America As Represented By The Secretary Of The Navy Surface hardening by particle injection into laser melted surface
DE3216456A1 (de) * 1982-05-03 1983-11-03 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zum einbetten von hartstoffen in die oberflaeche von spanabhebenden werkzeugen
US4505720A (en) * 1983-06-29 1985-03-19 Minnesota Mining And Manufacturing Company Granular silicon carbide abrasive grain coated with refractory material, method of making the same and articles made therewith
DE3347048C2 (de) * 1983-12-24 1986-02-13 Messer Griesheim Gmbh, 6000 Frankfurt Verfahren zum Erzeugen einer borhaltigen Oberflächenschicht auf einem metallischen Grundmaterial durch Auftragschweißen und dafür vorgesehenes Zusatzmaterial
US4744725A (en) * 1984-06-25 1988-05-17 United Technologies Corporation Abrasive surfaced article for high temperature service
US4743733A (en) * 1984-10-01 1988-05-10 General Electric Company Method and apparatus for repairing metal in an article
US4730093A (en) * 1984-10-01 1988-03-08 General Electric Company Method and apparatus for repairing metal in an article
GB8425716D0 (en) * 1984-10-11 1984-11-14 Quantum Laser Uk Ltd Screw powder feeders
US4750947A (en) * 1985-02-01 1988-06-14 Nippon Steel Corporation Method for surface-alloying metal with a high-density energy beam and an alloy metal
DE3773258D1 (de) * 1986-05-18 1991-10-31 Daido Steel Co Ltd Verschleissfeste gegenstaende aus titan oder aus einer titanlegierung.
JPS63250450A (ja) * 1987-04-06 1988-10-18 Mitsubishi Heavy Ind Ltd セラミツクス粒子分散表面被覆層の製作方法
US4724299A (en) * 1987-04-15 1988-02-09 Quantum Laser Corporation Laser spray nozzle and method
US4884820A (en) * 1987-05-19 1989-12-05 Union Carbide Corporation Wear resistant, abrasive laser-engraved ceramic or metallic carbide surfaces for rotary labyrinth seal members
US4804815A (en) * 1987-06-01 1989-02-14 Quantum Laser Corporation Process for welding nickel-based superalloys
US4854196A (en) * 1988-05-25 1989-08-08 General Electric Company Method of forming turbine blades with abradable tips
US4868069A (en) * 1988-08-11 1989-09-19 The Dexter Corporation Abrasion-resistant coating
US4996114A (en) * 1988-08-11 1991-02-26 The Dexter Corporation Abrasion-resistant coating
US5062165A (en) * 1990-08-03 1991-11-05 Kerr Harry D Bedside toilet incorporating overhead hoist
US5134032A (en) * 1991-02-25 1992-07-28 General Electric Company Abrasive particle and rotary seal therewith
US5484665A (en) * 1991-04-15 1996-01-16 General Electric Company Rotary seal member and method for making

Also Published As

Publication number Publication date
ATE171659T1 (de) 1998-10-15
CA2097342A1 (en) 1993-12-09
EP0573928A1 (de) 1993-12-15
EP0573928B1 (de) 1998-09-30
DE69321295T2 (de) 1999-04-01
AU4001193A (en) 1993-12-09
US5453329A (en) 1995-09-26

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