FR1265613A - Taillant pour forage de trous de mines et autres forages - Google Patents

Taillant pour forage de trous de mines et autres forages

Info

Publication number
FR1265613A
FR1265613A FR836165A FR836165A FR1265613A FR 1265613 A FR1265613 A FR 1265613A FR 836165 A FR836165 A FR 836165A FR 836165 A FR836165 A FR 836165A FR 1265613 A FR1265613 A FR 1265613A
Authority
FR
France
Prior art keywords
boreholes
bit
blasting holes
blasting
holes
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
FR836165A
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.)
Diamant Boart NV SA
Original Assignee
Diamant Boart NV SA
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 Diamant Boart NV SA filed Critical Diamant Boart NV SA
Priority to FR836165A priority Critical patent/FR1265613A/fr
Application granted granted Critical
Publication of FR1265613A publication Critical patent/FR1265613A/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
    • E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits

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)
FR836165A 1960-08-18 1960-08-18 Taillant pour forage de trous de mines et autres forages Expired FR1265613A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR836165A FR1265613A (fr) 1960-08-18 1960-08-18 Taillant pour forage de trous de mines et autres forages

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR836165A FR1265613A (fr) 1960-08-18 1960-08-18 Taillant pour forage de trous de mines et autres forages

Publications (1)

Publication Number Publication Date
FR1265613A true FR1265613A (fr) 1961-06-30

Family

ID=8737628

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836165A Expired FR1265613A (fr) 1960-08-18 1960-08-18 Taillant pour forage de trous de mines et autres forages

Country Status (1)

Country Link
FR (1) FR1265613A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3773122A (en) * 1971-06-16 1973-11-20 Palar Curacao Nv Rock drilling tool
DE4110245A1 (de) * 1991-03-28 1992-10-01 Boart Hwf Gmbh Co Kg Drehbohrkopf

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3773122A (en) * 1971-06-16 1973-11-20 Palar Curacao Nv Rock drilling tool
DE4110245A1 (de) * 1991-03-28 1992-10-01 Boart Hwf Gmbh Co Kg Drehbohrkopf

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