[go: up one dir, main page]

FR2818171B1 - Procede de nettoyage des passages internes d'une pale et pale nettoyee selon ce procede - Google Patents

Procede de nettoyage des passages internes d'une pale et pale nettoyee selon ce procede

Info

Publication number
FR2818171B1
FR2818171B1 FR0116450A FR0116450A FR2818171B1 FR 2818171 B1 FR2818171 B1 FR 2818171B1 FR 0116450 A FR0116450 A FR 0116450A FR 0116450 A FR0116450 A FR 0116450A FR 2818171 B1 FR2818171 B1 FR 2818171B1
Authority
FR
France
Prior art keywords
blade
cleaning
internal passage
cleaned according
blade cleaned
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
FR0116450A
Other languages
English (en)
Other versions
FR2818171A1 (fr
Inventor
John E Schilbe
Rebecca J Boczkaja
Bruce M Warnes
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.)
Howmet Corp
Original Assignee
Howmet Research 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 Howmet Research Corp filed Critical Howmet Research Corp
Publication of FR2818171A1 publication Critical patent/FR2818171A1/fr
Application granted granted Critical
Publication of FR2818171B1 publication Critical patent/FR2818171B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/007—Preventing corrosion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/10—Other heavy metals
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/28—Cleaning or pickling metallic material with solutions or molten salts with molten salts
    • C23G1/32—Heavy metals
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/002—Cleaning of turbomachines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/30—Preventing corrosion or unwanted deposits in gas-swept spaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/60—Fluid transfer
    • F05D2260/607—Preventing clogging or obstruction of flow paths by dirt, dust, or foreign particles
    • 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)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Cleaning By Liquid Or Steam (AREA)
FR0116450A 2000-12-19 2001-12-19 Procede de nettoyage des passages internes d'une pale et pale nettoyee selon ce procede Expired - Fee Related FR2818171B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/740,704 US6475289B2 (en) 2000-12-19 2000-12-19 Cleaning of internal passages of airfoils

Publications (2)

Publication Number Publication Date
FR2818171A1 FR2818171A1 (fr) 2002-06-21
FR2818171B1 true FR2818171B1 (fr) 2004-10-15

Family

ID=24977687

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0116450A Expired - Fee Related FR2818171B1 (fr) 2000-12-19 2001-12-19 Procede de nettoyage des passages internes d'une pale et pale nettoyee selon ce procede

Country Status (6)

Country Link
US (1) US6475289B2 (fr)
JP (1) JP2002295267A (fr)
CA (1) CA2364593A1 (fr)
DE (1) DE10160107A1 (fr)
FR (1) FR2818171B1 (fr)
GB (1) GB2384492B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1497059B1 (fr) * 2002-04-11 2008-07-23 Rolls-Royce Corporation Procede et appareil permettant d'oter du materiau ceramique de composes moules
EP1411149A1 (fr) * 2002-10-18 2004-04-21 Siemens Aktiengesellschaft Procédé pour l'enlèvement d'un revêtement d'un composant
US6953146B2 (en) * 2002-10-24 2005-10-11 Leonard Nanis Low-temperature flux for soldering nickel-titanium alloys and other metals
US20050127039A1 (en) * 2003-12-16 2005-06-16 General Electric Company Process for removing adherent oxide particles from an aluminized surface
DE502004005600D1 (de) * 2004-01-27 2008-01-10 Siemens Ag Verfahren zum Entfernen eines Korrosionsproduktes
EP1676938A1 (fr) * 2004-12-30 2006-07-05 Siemens Aktiengesellschaft Methode de fabrication d'un component d'une turbine et le component d'une turbine
DE102005045839A1 (de) * 2005-09-24 2007-04-12 Mtu Aero Engines Gmbh Verfahren zum Reinigen von Hohlräumen an Gasturbinenbauteilen
DE102008005168A1 (de) * 2008-01-19 2009-07-23 Mtu Aero Engines Gmbh Verfahren zum zumindest selektiven Entfernen einer ersten Schicht von einem Triebwerksbauteil
US20110088720A1 (en) * 2009-10-20 2011-04-21 General Electric Company Methods for cleaning substrates
US20110112002A1 (en) * 2009-11-12 2011-05-12 Honeywell International Inc. Methods of cleaning components having internal passages
US20110180109A1 (en) * 2010-01-28 2011-07-28 Pratt & Whitney Canada Corp. Pressure flush process for cooled turbine blades
US8828214B2 (en) 2010-12-30 2014-09-09 Rolls-Royce Corporation System, method, and apparatus for leaching cast components
US10316414B2 (en) 2016-06-08 2019-06-11 United Technologies Corporation Removing material with nitric acid and hydrogen peroxide solution
US9803139B1 (en) * 2016-06-24 2017-10-31 General Electric Company Process for removing aluminum-silicon coatings from metallic structures, and related processes for preparing magnetic components

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1496785A1 (de) 1966-12-10 1969-08-07 Dynamit Nobel Ag Verfahren zur Entfernung von Metallpulver und niederen Metalloxyden von der Oberflaeche mit Natriumhydrid gebeizter Drahtbuendel
US3625900A (en) 1968-01-22 1971-12-07 Kolene Corp Prefused descaling bath constituent and method of maintaining a constant chemical composition of a bath
US3668082A (en) 1970-12-07 1972-06-06 Ibm Method for strongly adhering a metal film on epoxy substrates
US4965095A (en) 1979-03-30 1990-10-23 Alloy Surfaces Company, Inc. Method for refurbishing used jet engine hot section airfoils
US4317685A (en) 1980-06-06 1982-03-02 General Electric Company Method for removing a scale from a superalloy surface
US4439241A (en) 1982-03-01 1984-03-27 United Technologies Corporation Cleaning process for internal passages of superalloy airfoils
FR2525637B1 (fr) 1982-04-23 1986-05-09 Stephanois Rech Mec Procede de traitement de pieces en metal ferreux en bain de sels oxydant, pour ameliorer leur resistance a la corrosion, les pieces contenant du soufre
US4437980A (en) 1982-07-30 1984-03-20 Rockwell International Corporation Molten salt hydrotreatment process
FR2561667B1 (fr) 1984-03-20 1986-09-12 Stephanois Rech Mec Procede de traitement au bain de sels, en vue d'ameliorer la resistance a la corrosion, de pieces en metal ferreux qui ont subi un traitement thermochimique prealable
US4600443A (en) * 1984-10-01 1986-07-15 Kennecott Corporation Process for removing surface oxides from a copper-base alloy
US4566939A (en) 1985-01-25 1986-01-28 Avco Corporation Surface preparation of nickel base alloys for brazing
US4966659A (en) 1988-06-03 1990-10-30 Sumitomo Metal Industries, Ltd. Method for molten salt electroplating of steel
AU5076890A (en) 1989-03-13 1990-09-20 Safety-Kleen Corp. Cleaning compositions and methods
US5221358A (en) 1991-08-16 1993-06-22 Kolene Corporation Descaling/deglassing salt composition and method
US5272798A (en) 1992-08-05 1993-12-28 Kolene Corporation Method and apparatus for descaling metal strip
US5507306A (en) 1993-12-23 1996-04-16 Howmet Corporation Cleaning apparatus and method for cleaning internal airfoil cooling passages
US5575858A (en) 1994-05-02 1996-11-19 United Technologies Corporation Effective cleaning method for turbine airfoils
US5679270A (en) 1994-10-24 1997-10-21 Howmet Research Corporation Method for removing ceramic material from castings using caustic medium with oxygen getter
US5685917A (en) * 1995-12-26 1997-11-11 General Electric Company Method for cleaning cracks and surfaces of airfoils
US5779809A (en) * 1995-12-26 1998-07-14 General Electric Company Method of dissolving or leaching ceramic cores in airfoils
US5788823A (en) * 1996-07-23 1998-08-04 Howmet Research Corporation Platinum modified aluminide diffusion coating and method
US5895782A (en) 1996-08-26 1999-04-20 Overton; James Michael Acid replacement solution for cleaning non ferrous metals
US6168874B1 (en) * 1998-02-02 2001-01-02 General Electric Company Diffusion aluminide bond coat for a thermal barrier coating system and method therefor
US5972424A (en) * 1998-05-21 1999-10-26 United Technologies Corporation Repair of gas turbine engine component coated with a thermal barrier coating
US6132520A (en) * 1998-07-30 2000-10-17 Howmet Research Corporation Removal of thermal barrier coatings
US6194026B1 (en) * 1998-10-19 2001-02-27 Howmet Research Corporation Superalloy component with abrasive grit-free coating
US6354310B1 (en) * 1998-11-12 2002-03-12 General Electric Company Apparatus and process to clean and strip coatings from hardware
US6174380B1 (en) * 1998-12-22 2001-01-16 General Electric Company Method of removing hot corrosion products from a diffusion aluminide coating
US6372299B1 (en) * 1999-09-28 2002-04-16 General Electric Company Method for improving the oxidation-resistance of metal substrates coated with thermal barrier coatings
EP1123987A1 (fr) * 2000-02-11 2001-08-16 General Electric Company Revêtements réparables d'aluminures à diffusion

Also Published As

Publication number Publication date
FR2818171A1 (fr) 2002-06-21
US6475289B2 (en) 2002-11-05
GB0129595D0 (en) 2002-01-30
DE10160107A1 (de) 2002-10-24
CA2364593A1 (fr) 2002-06-19
JP2002295267A (ja) 2002-10-09
GB2384492A (en) 2003-07-30
US20020074017A1 (en) 2002-06-20
GB2384492B (en) 2005-01-19

Similar Documents

Publication Publication Date Title
FR2818171B1 (fr) Procede de nettoyage des passages internes d'une pale et pale nettoyee selon ce procede
EP1172532A4 (fr) Procede d'epuration de gaz d'echappement
EP1143496A4 (fr) Procede d'attaque au plasma
FR2818979B1 (fr) Procede de preparation d'imidaclopride
EP1386674A4 (fr) Procede de nettoyage d'une structure, procede anticorrosion et structure mettant en oeuvre ceux-ci
FR2815891B1 (fr) Installation pour le nettoyage d'engins agricoles et la recuperation des eaux sales contaminees et/ou usees
FI981345A0 (fi) Puhdistaja öljyn poistamista varten
FR2817487B1 (fr) Procede et installation d'epuration de fumees de cimenterie
ITBO20000605A0 (it) Unita' di scarto di prodotti
FR2776655B1 (fr) Procede d'hydrofugation du platre
ITBO20010202A0 (it) Unita' per il condizionamento di prodotti
ITRM980761A0 (it) Procedimento accelerato per il decapaggio di nastri d'acciaio e dispo- sitivo per realizzarlo
DE50112952D1 (de) Reinigungsanlage und Verfahren zum Betreiben derselben
ITBO20030612A1 (it) Unita' e metodo per la formazione di un baco continuo di
FR2832903B1 (fr) Machine pour la decoupe et/ou l'enlevement du trognon de plantes potageres
FR2835394B1 (fr) Machine pour l'ecimage des melons
EP1371739A4 (fr) Procede pour purifier du zinc et colonne de rectification pour purifier du zinc
ITTO20010073A0 (it) Metodo ed unita' per il trattamento di rotoli di carta.
FR2828812B1 (fr) Procede de depollution ou d'odorification d'air
MA25828A1 (fr) Procede de preparation d'oligomeres de galactomannanes
IT243758Y1 (it) Attrezzo di pulizia in particolare per togliere ragnatele
EP1401456A4 (fr) Procede de determination de l'efficacite des agents ameliorant le transport inverse du cholesterol
FR2832810B1 (fr) Procede d'ordonnancement temps reel notamment des pointages d'un radar
ITPE20000011A0 (it) Unita' di taglio
IT1320954B1 (it) Metodo ed unita' di trasferimento di spezzoni di sigaretta.

Legal Events

Date Code Title Description
ST Notification of lapse