FR697611A - Improvements in special compositions for the manufacture of tools and the like - Google Patents

Improvements in special compositions for the manufacture of tools and the like

Info

Publication number
FR697611A
FR697611A FR697611DA FR697611A FR 697611 A FR697611 A FR 697611A FR 697611D A FR697611D A FR 697611DA FR 697611 A FR697611 A FR 697611A
Authority
FR
France
Prior art keywords
tools
manufacture
special compositions
compositions
special
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
Other languages
French (fr)
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.)
FIRTH STERLING STEEL CO
Original Assignee
FIRTH STERLING STEEL 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 FIRTH STERLING STEEL CO filed Critical FIRTH STERLING STEEL CO
Application granted granted Critical
Publication of FR697611A publication Critical patent/FR697611A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
    • C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR697611D 1929-09-27 1930-06-18 Improvements in special compositions for the manufacture of tools and the like Expired FR697611A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US697611XA 1929-09-27 1929-09-27

Publications (1)

Publication Number Publication Date
FR697611A true FR697611A (en) 1931-01-20

Family

ID=22091052

Family Applications (1)

Application Number Title Priority Date Filing Date
FR697611D Expired FR697611A (en) 1929-09-27 1930-06-18 Improvements in special compositions for the manufacture of tools and the like

Country Status (1)

Country Link
FR (1) FR697611A (en)

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