FR1037757A - Lame rapportée pour fleurets de perforatrices à percussion - Google Patents

Lame rapportée pour fleurets de perforatrices à percussion

Info

Publication number
FR1037757A
FR1037757A FR1037757DA FR1037757A FR 1037757 A FR1037757 A FR 1037757A FR 1037757D A FR1037757D A FR 1037757DA FR 1037757 A FR1037757 A FR 1037757A
Authority
FR
France
Prior art keywords
drill bits
hammer drill
insert blade
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 FR1037757A publication Critical patent/FR1037757A/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)
FR1037757D 1950-06-22 1951-05-28 Lame rapportée pour fleurets de perforatrices à percussion Expired FR1037757A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1037757X 1950-06-22

Publications (1)

Publication Number Publication Date
FR1037757A true FR1037757A (fr) 1953-09-22

Family

ID=20419041

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1037757D Expired FR1037757A (fr) 1950-06-22 1951-05-28 Lame rapportée pour fleurets de perforatrices à percussion

Country Status (1)

Country Link
FR (1) FR1037757A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0790387A1 (fr) * 1996-01-16 1997-08-20 Plica Werkzeugfabrik Ag Plaque de métal dur, trépan de roche pourvu d'une telle plaque et méthode pour sa fabrication

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0790387A1 (fr) * 1996-01-16 1997-08-20 Plica Werkzeugfabrik Ag Plaque de métal dur, trépan de roche pourvu d'une telle plaque et méthode pour sa fabrication

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