FR1410038A - Trépan à percussion - Google Patents

Trépan à percussion

Info

Publication number
FR1410038A
FR1410038A FR989813A FR989813A FR1410038A FR 1410038 A FR1410038 A FR 1410038A FR 989813 A FR989813 A FR 989813A FR 989813 A FR989813 A FR 989813A FR 1410038 A FR1410038 A FR 1410038A
Authority
FR
France
Prior art keywords
percussion bit
percussion
bit
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
FR989813A
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.)
P & V Mining & Engineering Ltd
Original Assignee
P & V Mining & Engineering Ltd
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 P & V Mining & Engineering Ltd filed Critical P & V Mining & Engineering Ltd
Priority to FR989813A priority Critical patent/FR1410038A/fr
Application granted granted Critical
Publication of FR1410038A publication Critical patent/FR1410038A/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)
FR989813A 1964-09-30 1964-09-30 Trépan à percussion Expired FR1410038A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR989813A FR1410038A (fr) 1964-09-30 1964-09-30 Trépan à percussion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR989813A FR1410038A (fr) 1964-09-30 1964-09-30 Trépan à percussion

Publications (1)

Publication Number Publication Date
FR1410038A true FR1410038A (fr) 1965-09-03

Family

ID=8839369

Family Applications (1)

Application Number Title Priority Date Filing Date
FR989813A Expired FR1410038A (fr) 1964-09-30 1964-09-30 Trépan à percussion

Country Status (1)

Country Link
FR (1) FR1410038A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2426145A1 (fr) * 1978-05-16 1979-12-14 Guergen Karl Heinz Couronne de fleuret interchangeable pour perforatrice rotative de roche a percussions et marteau perforateur utilisable pour tous les types de roche

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2426145A1 (fr) * 1978-05-16 1979-12-14 Guergen Karl Heinz Couronne de fleuret interchangeable pour perforatrice rotative de roche a percussions et marteau perforateur utilisable pour tous les types de roche

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