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GB2152080B - Porous metal abradable seal material - Google Patents

Porous metal abradable seal material

Info

Publication number
GB2152080B
GB2152080B GB08432052A GB8432052A GB2152080B GB 2152080 B GB2152080 B GB 2152080B GB 08432052 A GB08432052 A GB 08432052A GB 8432052 A GB8432052 A GB 8432052A GB 2152080 B GB2152080 B GB 2152080B
Authority
GB
United Kingdom
Prior art keywords
porous metal
seal material
abradable seal
metal abradable
porous
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
Application number
GB08432052A
Other versions
GB8432052D0 (en
GB2152080A (en
Inventor
William Floyd Otfinoski
Harry Edwin Eaton
Richard Charles Novak
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.)
RTX Corp
Original Assignee
United Technologies 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 United Technologies Corp filed Critical United Technologies Corp
Publication of GB8432052D0 publication Critical patent/GB8432052D0/en
Publication of GB2152080A publication Critical patent/GB2152080A/en
Application granted granted Critical
Publication of GB2152080B publication Critical patent/GB2152080B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/445—Free-space packings with means for adjusting the clearance
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/08—Alloys with open or closed pores
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/18—After-treatment
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Material Composition (AREA)
GB08432052A 1983-12-27 1984-12-19 Porous metal abradable seal material Expired GB2152080B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US56554283A 1983-12-27 1983-12-27

Publications (3)

Publication Number Publication Date
GB8432052D0 GB8432052D0 (en) 1985-01-30
GB2152080A GB2152080A (en) 1985-07-31
GB2152080B true GB2152080B (en) 1987-08-05

Family

ID=24259084

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08432052A Expired GB2152080B (en) 1983-12-27 1984-12-19 Porous metal abradable seal material

Country Status (4)

Country Link
JP (1) JPS60169538A (en)
CA (1) CA1247402A (en)
DE (1) DE3447470A1 (en)
GB (1) GB2152080B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5018573A (en) * 1989-12-18 1991-05-28 Carrier Corporation Method for manufacturing a high efficiency heat transfer surface and the surface so manufactured
FR2669938B1 (en) * 1990-12-04 1993-03-19 Robinetterie Mecanique Ste Gle BLINDING DEVICE COMPRISING A DEFORMABLE METAL JOINT, AND METHOD FOR THE PRODUCTION THEREOF.
DE19501659C1 (en) * 1995-01-20 1996-05-15 Daimler Benz Ag Method for producing component made of metal foam
SG88799A1 (en) * 1999-12-17 2002-05-21 United Technologies Corp Abradable seal having improved properties
GB2489693B (en) * 2011-04-04 2014-10-01 Rolls Royce Plc Abradable liner

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3084064A (en) * 1959-08-06 1963-04-02 Union Carbide Corp Abradable metal coatings and process therefor
US3350178A (en) * 1963-05-14 1967-10-31 Wall Colmonoy Corp Sealing device
US3413136A (en) * 1965-03-10 1968-11-26 United Aircraft Corp Abradable coating
GB1226553A (en) * 1967-06-27 1971-03-31
US3655447A (en) * 1969-09-08 1972-04-11 Mallory & Co Inc P R Means and method for making porous bodies of integral structure
GB1329256A (en) * 1970-08-24 1973-09-05 Mallory & Co Inc P R Porous cadmium bodies
JPS5127631B1 (en) * 1971-01-11 1976-08-13
US3723165A (en) * 1971-10-04 1973-03-27 Metco Inc Mixed metal and high-temperature plastic flame spray powder and method of flame spraying same
FR2160358B3 (en) * 1971-11-15 1975-08-29 United Aircraft Corp
US3879831A (en) * 1971-11-15 1975-04-29 United Aircraft Corp Nickle base high temperature abradable material
US3964877A (en) * 1975-08-22 1976-06-22 General Electric Company Porous high temperature seal abradable member
JPS5410239A (en) * 1977-06-25 1979-01-25 Masayoshi Tagaya Molten jetting of nickellchromium alloy
US4269903A (en) * 1979-09-06 1981-05-26 General Motors Corporation Abradable ceramic seal and method of making same
JPS5644122A (en) * 1979-09-14 1981-04-23 Maruyasu Sangyo Kk Magnetic recording medium
US4336276A (en) * 1980-03-30 1982-06-22 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Fully plasma-sprayed compliant backed ceramic turbine seal
US4433845A (en) * 1981-09-29 1984-02-28 United Technologies Corporation Insulated honeycomb seal
US4566700A (en) * 1982-08-09 1986-01-28 United Technologies Corporation Abrasive/abradable gas path seal system

Also Published As

Publication number Publication date
CA1247402A (en) 1988-12-28
GB8432052D0 (en) 1985-01-30
DE3447470A1 (en) 1985-07-04
JPS60169538A (en) 1985-09-03
GB2152080A (en) 1985-07-31

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20041218