FR876721A - Method of underground drilling and apparatus for its implementation - Google Patents

Method of underground drilling and apparatus for its implementation

Info

Publication number
FR876721A
FR876721A FR876721DA FR876721A FR 876721 A FR876721 A FR 876721A FR 876721D A FR876721D A FR 876721DA FR 876721 A FR876721 A FR 876721A
Authority
FR
France
Prior art keywords
implementation
underground drilling
underground
drilling
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
Jean-Baptiste Morel
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 FR876721A publication Critical patent/FR876721A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/26—Drilling without earth removal, e.g. with self-propelled burrowing devices

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)
FR876721D 1940-12-06 1940-12-06 Method of underground drilling and apparatus for its implementation Expired FR876721A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR876721T 1940-12-06

Publications (1)

Publication Number Publication Date
FR876721A true FR876721A (en) 1942-11-16

Family

ID=9360694

Family Applications (1)

Application Number Title Priority Date Filing Date
FR876721D Expired FR876721A (en) 1940-12-06 1940-12-06 Method of underground drilling and apparatus for its implementation

Country Status (1)

Country Link
FR (1) FR876721A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2599041A (en) * 1947-11-20 1952-06-03 Clyde E Bannister Apparatus for enlarging and straightening wellholes
DE3418045A1 (en) * 1983-05-16 1984-11-22 Institut gornogo dela Sibirskogo otdelenija Akademii Nauk SSSR, Novosibirsk DEVICE FOR DRILLING HOLES IN THE GROUND

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2599041A (en) * 1947-11-20 1952-06-03 Clyde E Bannister Apparatus for enlarging and straightening wellholes
DE3418045A1 (en) * 1983-05-16 1984-11-22 Institut gornogo dela Sibirskogo otdelenija Akademii Nauk SSSR, Novosibirsk DEVICE FOR DRILLING HOLES IN THE GROUND

Similar Documents

Publication Publication Date Title
FR882808A (en) Method and apparatus for frequency modulation
FR922945A (en) Method and apparatus for the manufacture of polyamides
FR938749A (en) Method and apparatus for forming parts
FR876721A (en) Method of underground drilling and apparatus for its implementation
FR884628A (en) Blast hole tamping method and apparatus for its implementation
FR878771A (en) Improved method and apparatus for sealing electric lamps and the like
FR863594A (en) Method and apparatus for fractionation of solutions
FR884771A (en) Stamping process and device for its implementation
FR916755A (en) Method for bringing solids and gases into contact
FR864488A (en) Process for checking the hermeticity of hollow assemblies and apparatus for implementing this process
FR866689A (en) Method and device for axial drilling of slips
FR864185A (en) Method and apparatus for the rapid driving of underground galleries
FR877009A (en) Method of regulating ovens and apparatus for its implementation
FR887471A (en) Rectification process and device for its implementation
FR972016A (en) Method and apparatus for lifting underwater wrecks
FR864348A (en) Process for the treatment of oil and gas wells
FR854680A (en) Method for plotting curves and apparatus for carrying out this method
FR894003A (en) Method for separating radium and mesothorium from barium and apparatus for its implementation
FR875300A (en) Method and apparatus for ore reduction
FR891317A (en) Method and apparatus for drawing metal wires
FR875887A (en) Method and device for the production of magnesium
FR972012A (en) Heating method and devices intended for its implementation
FR938791A (en) Method and apparatus for color television
FR870945A (en) Method and apparatus for the rapid fixing of metal cables
FR871995A (en) Method and apparatus for channeling fluids