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GB0225472D0 - Abradable coatings - Google Patents

Abradable coatings

Info

Publication number
GB0225472D0
GB0225472D0 GB0225472A GB0225472A GB0225472D0 GB 0225472 D0 GB0225472 D0 GB 0225472D0 GB 0225472 A GB0225472 A GB 0225472A GB 0225472 A GB0225472 A GB 0225472A GB 0225472 D0 GB0225472 D0 GB 0225472D0
Authority
GB
United Kingdom
Prior art keywords
abradable coatings
abradable
coatings
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.)
Withdrawn
Application number
GB0225472A
Other versions
GB2399777A (en
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB0225472A priority Critical patent/GB2399777A/en
Publication of GB0225472D0 publication Critical patent/GB0225472D0/en
Publication of GB2399777A publication Critical patent/GB2399777A/en
Withdrawn legal-status Critical Current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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB0225472A 2002-11-01 2002-11-01 Abradable seals for gas turbine engines Withdrawn GB2399777A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0225472A GB2399777A (en) 2002-11-01 2002-11-01 Abradable seals for gas turbine engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0225472A GB2399777A (en) 2002-11-01 2002-11-01 Abradable seals for gas turbine engines

Publications (2)

Publication Number Publication Date
GB0225472D0 true GB0225472D0 (en) 2002-12-11
GB2399777A GB2399777A (en) 2004-09-29

Family

ID=9947008

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0225472A Withdrawn GB2399777A (en) 2002-11-01 2002-11-01 Abradable seals for gas turbine engines

Country Status (1)

Country Link
GB (1) GB2399777A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4886271B2 (en) 2005-10-31 2012-02-29 株式会社東芝 Steam turbine and hydrophilic coating material thereof
JP4718991B2 (en) 2005-12-22 2011-07-06 株式会社東芝 Sealing device
US8017240B2 (en) * 2006-09-28 2011-09-13 United Technologies Corporation Ternary carbide and nitride thermal spray abradable seal material
GB0911500D0 (en) 2009-07-03 2009-08-12 Rolls Royce Plc Rotor blade over-tip leakage control
GB201405704D0 (en) * 2014-03-31 2014-05-14 Rolls Royce Plc Gas turbine engine
US20160122552A1 (en) * 2014-10-31 2016-05-05 United Technologies Corporation Abrasive Rotor Coating With Rub Force Limiting Features
US11149744B2 (en) * 2017-09-19 2021-10-19 Raytheon Technologies Corporation Turbine engine seal for high erosion environment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291089A (en) * 1979-11-06 1981-09-22 Sherritt Gordon Mines Limited Composite powders sprayable to form abradable seal coatings
US4349313A (en) * 1979-12-26 1982-09-14 United Technologies Corporation Abradable rub strip
US4566700A (en) * 1982-08-09 1986-01-28 United Technologies Corporation Abrasive/abradable gas path seal system
GB2242143B (en) * 1990-03-23 1993-07-28 Rolls Royce Plc Abradable seal coating and method of making the same

Also Published As

Publication number Publication date
GB2399777A (en) 2004-09-29

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)