GB2066386B - Filler removal method - Google Patents

Filler removal method

Info

Publication number
GB2066386B
GB2066386B GB8025249A GB8025249A GB2066386B GB 2066386 B GB2066386 B GB 2066386B GB 8025249 A GB8025249 A GB 8025249A GB 8025249 A GB8025249 A GB 8025249A GB 2066386 B GB2066386 B GB 2066386B
Authority
GB
United Kingdom
Prior art keywords
removal method
filler removal
filler
removal
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
GB8025249A
Other versions
GB2066386A (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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB2066386A publication Critical patent/GB2066386A/en
Application granted granted Critical
Publication of GB2066386B publication Critical patent/GB2066386B/en
Expired 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • C22B7/007—Wet processes by acid leaching
    • 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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/16—Acidic compositions
    • C23F1/28—Acidic compositions for etching iron group metals
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Powder Metallurgy (AREA)
  • Gasket Seals (AREA)
GB8025249A 1979-12-26 1980-08-01 Filler removal method Expired GB2066386B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10679679A 1979-12-26 1979-12-26

Publications (2)

Publication Number Publication Date
GB2066386A GB2066386A (en) 1981-07-08
GB2066386B true GB2066386B (en) 1983-10-12

Family

ID=22313299

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8025249A Expired GB2066386B (en) 1979-12-26 1980-08-01 Filler removal method

Country Status (6)

Country Link
JP (1) JPS5692305A (en)
DE (1) DE3048209A1 (en)
FR (1) FR2472620A1 (en)
GB (1) GB2066386B (en)
IT (1) IT1212429B (en)
NL (1) NL8006825A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1185152A (en) * 1982-01-22 1985-04-09 Thomas W. Bleeks Selective chemical removal of hard surface coatings from superalloy substrates

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL220440A (en) * 1956-09-12
FR1328104A (en) * 1961-06-30 1963-05-24 Wiggin & Co Ltd Henry Improvements in the manufacture of turbine blades and other hollow articles
US3607398A (en) * 1969-06-18 1971-09-21 Avco Corp Chemical stripping process
IT1040265B (en) * 1975-08-07 1979-12-20 Rolls Royce 1971 Ltd Removal of aluminium diffusion coating from substrates - by means of a strong acid solution
DK38276A (en) * 1975-02-10 1976-08-11 United Technologies Corp PROCEDURE FOR REMOVING ALUMINUM COATINGS

Also Published As

Publication number Publication date
GB2066386A (en) 1981-07-08
IT8026844A0 (en) 1980-12-22
FR2472620A1 (en) 1981-07-03
DE3048209A1 (en) 1981-10-15
JPS5692305A (en) 1981-07-27
IT1212429B (en) 1989-11-22
NL8006825A (en) 1981-07-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee