FR601344A - - Google Patents

Info

Publication number
FR601344A
FR601344A FR601344DA FR601344A FR 601344 A FR601344 A FR 601344A FR 601344D A FR601344D A FR 601344DA FR 601344 A FR601344 A FR 601344A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR601344A publication Critical patent/FR601344A/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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/02—Determining slope or direction
    • E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
    • E21B47/0236—Determining slope or direction of the borehole, e.g. using geomagnetism using a pendulum

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR601344D Expired FR601344A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
FR601344A true FR601344A (enrdf_load_stackoverflow) 1926-01-27

Family

ID=1540458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR601344D Expired FR601344A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
FR (1) FR601344A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3135743A1 (de) * 1980-10-23 1982-05-19 Sundstrand Data Control, Inc., 98052 Redmond, Wash. Vorrichtung und verfahren zum ueberwachen eines bohrloches

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3135743A1 (de) * 1980-10-23 1982-05-19 Sundstrand Data Control, Inc., 98052 Redmond, Wash. Vorrichtung und verfahren zum ueberwachen eines bohrloches

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