FR85663E - Method for boring tunnels and galleries and guide member for a drilling tool implementing the method - Google Patents

Method for boring tunnels and galleries and guide member for a drilling tool implementing the method

Info

Publication number
FR85663E
FR85663E FR972563A FR972563A FR85663E FR 85663 E FR85663 E FR 85663E FR 972563 A FR972563 A FR 972563A FR 972563 A FR972563 A FR 972563A FR 85663 E FR85663 E FR 85663E
Authority
FR
France
Prior art keywords
galleries
guide member
drilling tool
tool implementing
boring tunnels
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
FR972563A
Other languages
French (fr)
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.)
Compagnie Ingersoll Rand
Original Assignee
Compagnie Ingersoll Rand
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 Compagnie Ingersoll Rand filed Critical Compagnie Ingersoll Rand
Priority to FR972563A priority Critical patent/FR85663E/en
Priority to CH869064A priority patent/CH424850A/en
Application granted granted Critical
Publication of FR85663E publication Critical patent/FR85663E/en
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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/001—Drilling a non circular hole

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR972563A 1963-07-05 1964-04-28 Method for boring tunnels and galleries and guide member for a drilling tool implementing the method Expired FR85663E (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR972563A FR85663E (en) 1964-04-28 1964-04-28 Method for boring tunnels and galleries and guide member for a drilling tool implementing the method
CH869064A CH424850A (en) 1963-07-05 1964-07-02 Method for the boring of galleries and apparatus for its implementation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR972563A FR85663E (en) 1964-04-28 1964-04-28 Method for boring tunnels and galleries and guide member for a drilling tool implementing the method

Publications (1)

Publication Number Publication Date
FR85663E true FR85663E (en) 1965-09-24

Family

ID=8828839

Family Applications (1)

Application Number Title Priority Date Filing Date
FR972563A Expired FR85663E (en) 1963-07-05 1964-04-28 Method for boring tunnels and galleries and guide member for a drilling tool implementing the method

Country Status (1)

Country Link
FR (1) FR85663E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2448623A1 (en) * 1979-02-06 1980-09-05 Secoma Bit fixing for mining drill head - has collar and clamp fixed around drill body to transmit operating stresses direct to carriage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2448623A1 (en) * 1979-02-06 1980-09-05 Secoma Bit fixing for mining drill head - has collar and clamp fixed around drill body to transmit operating stresses direct to carriage

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