IT7831046A0 - Perfezionata tenuta di gas e metodo per fare la medesima. - Google Patents

Perfezionata tenuta di gas e metodo per fare la medesima.

Info

Publication number
IT7831046A0
IT7831046A0 IT7831046A IT3104678A IT7831046A0 IT 7831046 A0 IT7831046 A0 IT 7831046A0 IT 7831046 A IT7831046 A IT 7831046A IT 3104678 A IT3104678 A IT 3104678A IT 7831046 A0 IT7831046 A0 IT 7831046A0
Authority
IT
Italy
Prior art keywords
doing
same
gas tightness
improved gas
improved
Prior art date
Application number
IT7831046A
Other languages
English (en)
Other versions
IT1102346B (it
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT7831046A0 publication Critical patent/IT7831046A0/it
Application granted granted Critical
Publication of IT1102346B publication Critical patent/IT1102346B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Devices (AREA)
IT31046/78A 1977-12-21 1978-12-20 Perfezionata tenuta di gas e metodo per fare la medesima IT1102346B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/863,017 US4169020A (en) 1977-12-21 1977-12-21 Method for making an improved gas seal

Publications (2)

Publication Number Publication Date
IT7831046A0 true IT7831046A0 (it) 1978-12-20
IT1102346B IT1102346B (it) 1985-10-07

Family

ID=25340034

Family Applications (1)

Application Number Title Priority Date Filing Date
IT31046/78A IT1102346B (it) 1977-12-21 1978-12-20 Perfezionata tenuta di gas e metodo per fare la medesima

Country Status (6)

Country Link
US (1) US4169020A (it)
JP (1) JPS54102413A (it)
DE (1) DE2853959A1 (it)
FR (1) FR2412699A1 (it)
GB (1) GB2010982B (it)
IT (1) IT1102346B (it)

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4390320A (en) * 1980-05-01 1983-06-28 General Electric Company Tip cap for a rotor blade and method of replacement
NO811830L (no) * 1980-06-05 1981-12-07 United Technologies Corp Slipende, kjoelbar tupphette for rotorblader.
US4411597A (en) * 1981-03-20 1983-10-25 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Tip cap for a rotor blade
US4386112A (en) * 1981-11-02 1983-05-31 United Technologies Corporation Co-spray abrasive coating
DE3203869C2 (de) * 1982-02-05 1984-05-10 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Turbinenlaufschaufel für Strömungsmaschinen, insbesondere Gasturbinentriebwerke
US4487550A (en) * 1983-01-27 1984-12-11 The United States Of America As Represented By The Secretary Of The Air Force Cooled turbine blade tip closure
NL8301574A (nl) * 1983-05-04 1984-12-03 United Technologies Corp Werkwijze voor het afzetten van een slijpgruisbekleding.
US4615658A (en) * 1983-07-21 1986-10-07 Hitachi, Ltd. Shroud for gas turbines
DE3401742C2 (de) * 1984-01-19 1986-08-14 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Rotor für einen Axialverdichter
US4589823A (en) * 1984-04-27 1986-05-20 General Electric Company Rotor blade tip
IL75564A (en) * 1984-06-25 1988-02-29 United Technologies Corp Abrasive surfaced article for high temperature service
US4744725A (en) * 1984-06-25 1988-05-17 United Technologies Corporation Abrasive surfaced article for high temperature service
US4608145A (en) * 1984-07-23 1986-08-26 General Electric Company Electroplating tape
US4608128A (en) * 1984-07-23 1986-08-26 General Electric Company Method for applying abrasive particles to a surface
DE3535548C2 (de) * 1984-10-05 1999-03-04 Baj Coatings Ltd Beschichteter Gegenstand und Verfahren zum Herstellen einer Beschichtung eines Gegenstandes
DE3500692A1 (de) * 1985-01-11 1986-07-17 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Axial- oder radiallaufschaufelgitter mit einrichtungen zur konstanthaltung des schaufelspitzenspiels
US4680199A (en) * 1986-03-21 1987-07-14 United Technologies Corporation Method for depositing a layer of abrasive material on a substrate
US4689242A (en) * 1986-07-21 1987-08-25 United Technologies Corporation Method for adhesion of grit to blade tips
DE3627779A1 (de) * 1986-08-16 1988-02-18 Bbc Brown Boveri & Cie Erneuertes turbinenbauteil
GB8823094D0 (en) * 1988-10-01 1988-11-09 Rolls Royce Plc Clearance control between rotating & static components
US5074970A (en) * 1989-07-03 1991-12-24 Kostas Routsis Method for applying an abrasive layer to titanium alloy compressor airfoils
GB2241506A (en) * 1990-02-23 1991-09-04 Baj Ltd Method of producing a gas turbine blade having an abrasive tip by electrodepo- sition.
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
DE4121839C2 (de) * 1991-07-02 2003-01-09 Werner Hermann Wera Werke Werkzeug mit drehmomentübertragenden Arbeitsflächen und Verfahren zur Herstellung desselben
DE4130946C1 (it) * 1991-09-18 1992-09-03 Mtu Muenchen Gmbh
US5389228A (en) * 1993-02-04 1995-02-14 United Technologies Corporation Brush plating compressor blade tips
US5486281A (en) * 1993-10-15 1996-01-23 United Technologies Corporation Method for CBN tipping of HPC integrally bladed rotors
US5476363A (en) * 1993-10-15 1995-12-19 Charles E. Sohl Method and apparatus for reducing stress on the tips of turbine or compressor blades
US5437724A (en) * 1993-10-15 1995-08-01 United Technologies Corporation Mask and grit container
DE4341216C2 (de) * 1993-12-03 1997-01-16 Mtu Muenchen Gmbh Dichtungsbauteil für Spalt- oder Labyrinthdichtungen und Verfahren zu seiner Herstellung
US5603603A (en) * 1993-12-08 1997-02-18 United Technologies Corporation Abrasive blade tip
GB9325135D0 (en) * 1993-12-08 1994-02-09 Rolls Royce Plc Manufacture of wear resistant components
EP0661415A1 (de) * 1993-12-17 1995-07-05 Sulzer Innotec Ag Einrichtung mit rotierfähigem Körper, Gehäuse und dazwischen liegendem Dichtspalt
US5584663A (en) * 1994-08-15 1996-12-17 General Electric Company Environmentally-resistant turbine blade tip
DE4432998C1 (de) * 1994-09-16 1996-04-04 Mtu Muenchen Gmbh Anstreifbelag für metallische Triebwerkskomponente und Herstellungsverfahren
DE4439950C2 (de) * 1994-11-09 2001-03-01 Mtu Muenchen Gmbh Metallisches Bauteil mit einer Verbundbeschichtung, Verwendung, sowie Verfahren zur Herstellung von metallischen Bauteilen
US5932356A (en) * 1996-03-21 1999-08-03 United Technologies Corporation Abrasive/abradable gas path seal system
US5704759A (en) * 1996-10-21 1998-01-06 Alliedsignal Inc. Abrasive tip/abradable shroud system and method for gas turbine compressor clearance control
US5952110A (en) * 1996-12-24 1999-09-14 General Electric Company Abrasive ceramic matrix turbine blade tip and method for forming
US6355086B2 (en) 1997-08-12 2002-03-12 Rolls-Royce Corporation Method and apparatus for making components by direct laser processing
US5902471A (en) * 1997-10-01 1999-05-11 United Technologies Corporation Process for selectively electroplating an airfoil
US5935407A (en) 1997-11-06 1999-08-10 Chromalloy Gas Turbine Corporation Method for producing abrasive tips for gas turbine blades
US6478537B2 (en) * 2001-02-16 2002-11-12 Siemens Westinghouse Power Corporation Pre-segmented squealer tip for turbine blades
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
US6367687B1 (en) 2001-04-17 2002-04-09 General Electric Company Method for preparing a plate rim for brazing
US6502303B2 (en) 2001-05-07 2003-01-07 Chromalloy Gas Turbine Corporation Method of repairing a turbine blade tip
JP2003148103A (ja) * 2001-11-09 2003-05-21 Mitsubishi Heavy Ind Ltd タービンおよびその製造方法
EP1426458B1 (en) * 2002-12-06 2008-03-12 ALSTOM Technology Ltd Method of locally depositing a MCrAlY coating
US20050091848A1 (en) * 2003-11-03 2005-05-05 Nenov Krassimir P. Turbine blade and a method of manufacturing and repairing a turbine blade
WO2006113447A2 (en) * 2005-04-14 2006-10-26 Ted Johnson Superabrasive coatings
DE102008047043A1 (de) * 2008-09-13 2010-03-18 Mtu Aero Engines Gmbh Ersatzteil für eine Gasturbinen-Schaufel einer Gasturbine, Gasturbinen-Schaufel sowie ein Verfahren zur Reparatur einer Gasturbinen-Schaufel
US20110164963A1 (en) * 2009-07-14 2011-07-07 Thomas Alan Taylor Coating system for clearance control in rotating machinery
EP2316988B1 (de) * 2009-11-02 2015-07-08 Alstom Technology Ltd Verschleiss- und oxidationsbeständige Turbinenschaufel
DE102009053954A1 (de) * 2009-11-19 2011-06-09 Siemens Aktiengesellschaft Labyrinthdichtung und Verfahren zum Herstellen einer Labyrinthdichtung
DE102010027319A1 (de) * 2010-07-16 2012-01-19 Merck Patent Gmbh Metallkomplexe
US8616847B2 (en) * 2010-08-30 2013-12-31 Siemens Energy, Inc. Abrasive coated preform for a turbine blade tip
FR2977274B1 (fr) * 2011-06-30 2013-07-12 Snecma Joint d'etancheite a labyrinthe pour turbine d'un moteur a turbine a gaz
US20150093237A1 (en) * 2013-09-30 2015-04-02 General Electric Company Ceramic matrix composite component, turbine system and fabrication process
US9511436B2 (en) 2013-11-08 2016-12-06 General Electric Company Composite composition for turbine blade tips, related articles, and methods
US9909428B2 (en) 2013-11-26 2018-03-06 General Electric Company Turbine buckets with high hot hardness shroud-cutting deposits
US11066937B2 (en) 2014-06-04 2021-07-20 Raytheon Technologies Corporation Cutting blade tips
US9932839B2 (en) * 2014-06-04 2018-04-03 United Technologies Corporation Cutting blade tips
GB2529854B (en) * 2014-09-04 2018-09-12 Rolls Royce Plc Rotary blade tip
EP3029113B1 (en) * 2014-12-05 2018-03-07 Ansaldo Energia Switzerland AG Abrasive coated substrate and method for manufacturing thereof
US10738644B2 (en) * 2017-08-30 2020-08-11 General Electric Company Turbine blade and method of forming blade tip for eliminating turbine blade tip wear in rubbing
CN109338288B (zh) * 2018-09-17 2020-09-18 中国科学院金属研究所 一种燃气轮机叶片叶尖防护涂层及其制备方法和应用
US11299993B2 (en) * 2019-10-28 2022-04-12 Honeywell International Inc. Rotor assembly for in-machine grinding of shroud member and methods of using the same

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1105887A (fr) * 1953-05-26 1955-12-08 Boart Products South Africa Procédé de fabrication d'outils abrasifs à couche unique et outils obtenus par ce procédé
BE530127A (it) * 1953-11-25
DE1239525B (de) * 1962-12-03 1967-04-27 Licentia Gmbh Stroemungsmaschinenschaufel, insbesondere fuer Gasturbinen
US3199836A (en) * 1964-05-04 1965-08-10 Gen Electric Axial flow turbo-machine blade with abrasive tip
US3339933A (en) * 1965-02-24 1967-09-05 Gen Electric Rotary seal
US3667985A (en) * 1967-12-14 1972-06-06 Gen Electric Metallic surface treatment method
US3591350A (en) * 1968-06-17 1971-07-06 M & T Chemicals Inc Novel plating process
US3615376A (en) * 1968-11-01 1971-10-26 Gen Electric Cast nickel base alloy
US3632319A (en) * 1969-07-11 1972-01-04 Gen Electric Diffusion bonding of superalloy members
US3700427A (en) * 1969-07-11 1972-10-24 Gen Electric Powder for diffusion bonding of superalloy members
BE789481A (fr) * 1971-10-04 1973-01-15 Gen Electric Poudre a braser pour soudure par diffusion
US3899267A (en) * 1973-04-27 1975-08-12 Gen Electric Turbomachinery blade tip cap configuration
US3957593A (en) * 1975-01-31 1976-05-18 Keene Corporation Method of forming an abrasive tool
GB1534448A (en) * 1977-06-22 1978-12-06 Wiana R Abrasive product

Also Published As

Publication number Publication date
IT1102346B (it) 1985-10-07
DE2853959A1 (de) 1979-06-28
FR2412699B1 (it) 1984-10-26
GB2010982A (en) 1979-07-04
GB2010982B (en) 1982-05-12
JPS6131282B2 (it) 1986-07-19
FR2412699A1 (fr) 1979-07-20
JPS54102413A (en) 1979-08-11
US4169020A (en) 1979-09-25
DE2853959C2 (it) 1987-12-10

Similar Documents

Publication Publication Date Title
IT7831046A0 (it) Perfezionata tenuta di gas e metodo per fare la medesima.
IT7830425A0 (it) Percettore elettrochimico di gas.
NO802676L (no) Tetningsanordning.
IT7819316A0 (it) Dispositivo di tenuta.
NL7811962A (nl) Gasdrukverhogend systeem.
IT8124644A0 (it) Oggetto composto e metodo per fare il medesimo.
NL186874C (nl) Afdichtinrichting.
NL191190C (nl) Gasanalysator.
NL7808825A (nl) Ofthalmische werkwijze.
NO780082L (no) Gassavfuktingsapparat.
NO784038L (no) Broennproevesystem.
NL7702103A (nl) Laswerkwijze.
NL7802618A (nl) Neerslagmethode.
NL7800036A (nl) Gasmonitor.
IT7820262A0 (it) Apparato di informazione.
NL7904913A (nl) Begassingswerkwijze en -inrichting.
IT1094048B (it) Metodo per costruzione di valvola
IT7831287A0 (it) Metodo e disposizione per la fabbricazione di confezioni.
NL7700275A (nl) Laswerkwijze.
NO773306L (no) Gasspanel.
NL7801197A (nl) Afdichtconstructie.
NL7704757A (nl) Laswerkwijze.
NL7811422A (nl) Gaslaser.
DK248878A (da) Deuterede 1,1,-difluor-2,2-dihalogenethyl-difluormethylethere og fremgangsmaade til fremstilling deraf
FI841271A (fi) Produktionsanlaeggning foer braennbar gas.

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19921216