ATE42771T1 - PROCESSES FOR THE PRODUCTION OF HIGH DENSITY TUNGSTEN-RHENIUM ALLOYS. - Google Patents

PROCESSES FOR THE PRODUCTION OF HIGH DENSITY TUNGSTEN-RHENIUM ALLOYS.

Info

Publication number
ATE42771T1
ATE42771T1 AT84114127T AT84114127T ATE42771T1 AT E42771 T1 ATE42771 T1 AT E42771T1 AT 84114127 T AT84114127 T AT 84114127T AT 84114127 T AT84114127 T AT 84114127T AT E42771 T1 ATE42771 T1 AT E42771T1
Authority
AT
Austria
Prior art keywords
processes
production
high density
rhenium alloys
density tungsten
Prior art date
Application number
AT84114127T
Other languages
German (de)
Inventor
Thomas Maurice Devine Jr
Paul Alfred Siemers
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
Application granted granted Critical
Publication of ATE42771T1 publication Critical patent/ATE42771T1/en

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
    • C23C4/18—After-treatment
    • C23C4/185—Separation of the coating from the substrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • 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
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/045—Alloys based on refractory metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Physical Vapour Deposition (AREA)
  • Powder Metallurgy (AREA)
  • Chemical Vapour Deposition (AREA)
  • Catalysts (AREA)

Abstract

A method for forming dense bodies of tungsten-rhenium alloys is provided. A semi-dense body is formed by low pressure plasma deposition and the body rendered fully dense by heat treatment for one hour at at least 1800 DEG C.
AT84114127T 1983-12-02 1984-11-22 PROCESSES FOR THE PRODUCTION OF HIGH DENSITY TUNGSTEN-RHENIUM ALLOYS. ATE42771T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US55750883A 1983-12-02 1983-12-02
EP84114127A EP0174393B1 (en) 1983-12-02 1984-11-22 Method for producing high density tungsten-rhenium alloys

Publications (1)

Publication Number Publication Date
ATE42771T1 true ATE42771T1 (en) 1989-05-15

Family

ID=24225700

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84114127T ATE42771T1 (en) 1983-12-02 1984-11-22 PROCESSES FOR THE PRODUCTION OF HIGH DENSITY TUNGSTEN-RHENIUM ALLOYS.

Country Status (4)

Country Link
EP (1) EP0174393B1 (en)
JP (1) JPS60145369A (en)
AT (1) ATE42771T1 (en)
DE (1) DE3478037D1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112958770A (en) * 2021-02-02 2021-06-15 合肥工业大学 Preparation method of WRe/TZM composite material

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3146134A (en) * 1961-09-18 1964-08-25 Gen Motors Corp Method of forming tungsten shapes from sprayed metal preforms and the articles resulting therefrom
US3577227A (en) * 1968-10-04 1971-05-04 Us Navy Tungsten materials and a method for providing such materials
US4332617A (en) * 1979-09-18 1982-06-01 The United States Of America As Represented By The United States Department Of Energy Method of fabricating thin-walled articles of tungsten-nickel-iron alloy
US4390368A (en) * 1981-04-01 1983-06-28 Gte Products Corporation Flame spray powder

Also Published As

Publication number Publication date
JPS60145369A (en) 1985-07-31
EP0174393B1 (en) 1989-05-03
JPS6346143B2 (en) 1988-09-13
DE3478037D1 (en) 1989-06-08
EP0174393A1 (en) 1986-03-19

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee