FR1132959A - Lame rapportée en métal dur pour fleurets de perforatrices de roche - Google Patents

Lame rapportée en métal dur pour fleurets de perforatrices de roche

Info

Publication number
FR1132959A
FR1132959A FR1132959DA FR1132959A FR 1132959 A FR1132959 A FR 1132959A FR 1132959D A FR1132959D A FR 1132959DA FR 1132959 A FR1132959 A FR 1132959A
Authority
FR
France
Prior art keywords
hard metal
drill bits
metal insert
rock drill
insert blade
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
English (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.)
Sandvik AB
Original Assignee
Sandvik AB
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 Sandvik AB filed Critical Sandvik AB
Application granted granted Critical
Publication of FR1132959A publication Critical patent/FR1132959A/fr
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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR1132959D 1954-06-29 1955-06-17 Lame rapportée en métal dur pour fleurets de perforatrices de roche Expired FR1132959A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1132959X 1954-06-29

Publications (1)

Publication Number Publication Date
FR1132959A true FR1132959A (fr) 1957-03-19

Family

ID=20420719

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1132959D Expired FR1132959A (fr) 1954-06-29 1955-06-17 Lame rapportée en métal dur pour fleurets de perforatrices de roche

Country Status (1)

Country Link
FR (1) FR1132959A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997007256A1 (fr) * 1995-08-11 1997-02-27 Kennametal Inc. Composite dur et son procede de fabrication

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997007256A1 (fr) * 1995-08-11 1997-02-27 Kennametal Inc. Composite dur et son procede de fabrication
US6183687B1 (en) 1995-08-11 2001-02-06 Kennametal Inc. Hard composite and method of making the same

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