FR568542A - Method and apparatus for performing boreholes and more particularly deep boreholes in rocky terrain - Google Patents

Method and apparatus for performing boreholes and more particularly deep boreholes in rocky terrain

Info

Publication number
FR568542A
FR568542A FR568542DA FR568542A FR 568542 A FR568542 A FR 568542A FR 568542D A FR568542D A FR 568542DA FR 568542 A FR568542 A FR 568542A
Authority
FR
France
Prior art keywords
boreholes
particularly deep
rocky terrain
rocky
terrain
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
French (fr)
Inventor
Otto Schaub
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
Application granted granted Critical
Publication of FR568542A publication Critical patent/FR568542A/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
    • E21B7/16—Applying separate balls or pellets by the pressure of the drill, so-called shot-drilling

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)
FR568542D 1922-07-10 1923-07-10 Method and apparatus for performing boreholes and more particularly deep boreholes in rocky terrain Expired FR568542A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE568542X 1922-07-10

Publications (1)

Publication Number Publication Date
FR568542A true FR568542A (en) 1924-03-28

Family

ID=6568129

Family Applications (1)

Application Number Title Priority Date Filing Date
FR568542D Expired FR568542A (en) 1922-07-10 1923-07-10 Method and apparatus for performing boreholes and more particularly deep boreholes in rocky terrain

Country Status (1)

Country Link
FR (1) FR568542A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2468025A1 (en) * 1979-10-16 1981-04-30 Upat Max Langensiepen Kg METHOD FOR POSITIONING AN ANCHOR BOLT IN A FASTENING BRACKET; ANCHOR BOLT FOR IMPLEMENTING THE METHOD AND METHOD FOR MANUFACTURING THE ANCHOR BOLT.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2468025A1 (en) * 1979-10-16 1981-04-30 Upat Max Langensiepen Kg METHOD FOR POSITIONING AN ANCHOR BOLT IN A FASTENING BRACKET; ANCHOR BOLT FOR IMPLEMENTING THE METHOD AND METHOD FOR MANUFACTURING THE ANCHOR BOLT.

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