IT1102346B - 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
IT1102346B
IT1102346B IT31046/78A IT3104678A IT1102346B IT 1102346 B IT1102346 B IT 1102346B IT 31046/78 A IT31046/78 A IT 31046/78A IT 3104678 A IT3104678 A IT 3104678A IT 1102346 B IT1102346 B IT 1102346B
Authority
IT
Italy
Prior art keywords
making
same
gas seal
improved gas
improved
Prior art date
Application number
IT31046/78A
Other languages
English (en)
Other versions
IT7831046A0 (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
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 IT7831046A0 (it) 1978-12-20
IT1102346B true 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)

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DE4341216C2 (de) * 1993-12-03 1997-01-16 Mtu Muenchen Gmbh Dichtungsbauteil für Spalt- oder Labyrinthdichtungen und Verfahren zu seiner Herstellung
GB9325135D0 (en) * 1993-12-08 1994-02-09 Rolls Royce Plc Manufacture of wear resistant components
US5603603A (en) * 1993-12-08 1997-02-18 United Technologies Corporation Abrasive blade tip
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

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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
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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
JPS6131282B2 (it) 1986-07-19
DE2853959A1 (de) 1979-06-28
US4169020A (en) 1979-09-25
GB2010982A (en) 1979-07-04
FR2412699B1 (it) 1984-10-26
FR2412699A1 (fr) 1979-07-20
IT7831046A0 (it) 1978-12-20
GB2010982B (en) 1982-05-12
JPS54102413A (en) 1979-08-11
DE2853959C2 (it) 1987-12-10

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Effective date: 19921216