FR1429417A - Pointing system in the direction of a drill, or other device, in mining or public works - Google Patents

Pointing system in the direction of a drill, or other device, in mining or public works

Info

Publication number
FR1429417A
FR1429417A FR1997A FR1997A FR1429417A FR 1429417 A FR1429417 A FR 1429417A FR 1997 A FR1997 A FR 1997A FR 1997 A FR1997 A FR 1997A FR 1429417 A FR1429417 A FR 1429417A
Authority
FR
France
Prior art keywords
mining
drill
public works
pointing system
pointing
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
FR1997A
Other languages
French (fr)
Inventor
Jean Desire Ernest Binaut
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 filed Critical
Priority to FR1997A priority Critical patent/FR1429417A/en
Application granted granted Critical
Publication of FR1429417A publication Critical patent/FR1429417A/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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/24—Guiding or centralising devices for drilling rods or pipes
    • 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

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
FR1997A 1965-01-12 1965-01-12 Pointing system in the direction of a drill, or other device, in mining or public works Expired FR1429417A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1997A FR1429417A (en) 1965-01-12 1965-01-12 Pointing system in the direction of a drill, or other device, in mining or public works

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1997A FR1429417A (en) 1965-01-12 1965-01-12 Pointing system in the direction of a drill, or other device, in mining or public works

Publications (1)

Publication Number Publication Date
FR1429417A true FR1429417A (en) 1966-02-25

Family

ID=1576831

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1997A Expired FR1429417A (en) 1965-01-12 1965-01-12 Pointing system in the direction of a drill, or other device, in mining or public works

Country Status (1)

Country Link
FR (1) FR1429417A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993020288A2 (en) * 1992-03-30 1993-10-14 Hydro-Quebec Cut expansion joint sealing device for concrete dams and method for fitting same

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993020288A2 (en) * 1992-03-30 1993-10-14 Hydro-Quebec Cut expansion joint sealing device for concrete dams and method for fitting same
WO1993020288A3 (en) * 1992-03-30 1994-03-31 Hydro Quebec Cut expansion joint sealing device for concrete dams and method for fitting same
US5449248A (en) * 1992-03-30 1995-09-12 Hydro-Quebec Sealing device for expansion joints of concrete dams and method for installing same
US5735636A (en) * 1992-03-30 1998-04-07 Hydro-Quebec Method for installing an expansion joint in a concrete dam

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