FR1085703A - Fleuret de perforatrice de roche pourvu de taillants rapportés en métal dur - Google Patents

Fleuret de perforatrice de roche pourvu de taillants rapportés en métal dur

Info

Publication number
FR1085703A
FR1085703A FR1085703DA FR1085703A FR 1085703 A FR1085703 A FR 1085703A FR 1085703D A FR1085703D A FR 1085703DA FR 1085703 A FR1085703 A FR 1085703A
Authority
FR
France
Prior art keywords
drill bit
hard metal
rock drill
metal inserts
inserts
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
Sandvikens Jernverks 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 Sandvikens Jernverks AB filed Critical Sandvikens Jernverks AB
Application granted granted Critical
Publication of FR1085703A publication Critical patent/FR1085703A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR1085703D 1952-11-03 1953-10-28 Fleuret de perforatrice de roche pourvu de taillants rapportés en métal dur Expired FR1085703A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1085703X 1952-11-03

Publications (1)

Publication Number Publication Date
FR1085703A true FR1085703A (fr) 1955-02-07

Family

ID=20419835

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1085703D Expired FR1085703A (fr) 1952-11-03 1953-10-28 Fleuret de perforatrice de roche pourvu de taillants rapportés en métal dur

Country Status (1)

Country Link
FR (1) FR1085703A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2848339B1 (fr) 2013-09-13 2018-03-28 Irwin Industrial Tool Company Manche pour outil de forage, outil de forage et procédé de fabrication d'un tel outil

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2848339B1 (fr) 2013-09-13 2018-03-28 Irwin Industrial Tool Company Manche pour outil de forage, outil de forage et procédé de fabrication d'un tel outil

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