BE544412A - - Google Patents

Info

Publication number
BE544412A
BE544412A BE544412DA BE544412A BE 544412 A BE544412 A BE 544412A BE 544412D A BE544412D A BE 544412DA BE 544412 A BE544412 A BE 544412A
Authority
BE
Belgium
Prior art keywords
bands
supplied
bridges
tensiometric
resolver
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE544412A publication Critical patent/BE544412A/fr

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/02Determining slope or direction
    • E21B47/022Determining slope or direction of the borehole, e.g. using geomagnetism
    • E21B47/0236Determining 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)
  • Arrangements For Transmission Of Measured Signals (AREA)
BE544412D BE544412A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
BE544412A true BE544412A (enrdf_load_stackoverflow)

Family

ID=172395

Family Applications (1)

Application Number Title Priority Date Filing Date
BE544412D BE544412A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
BE (1) BE544412A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3083469A (en) * 1960-04-28 1963-04-02 Bogue Elec Mfg Co Leveling device
US4713890A (en) * 1987-01-12 1987-12-22 Cubic Corporation Mislevel sensing device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3083469A (en) * 1960-04-28 1963-04-02 Bogue Elec Mfg Co Leveling device
US4713890A (en) * 1987-01-12 1987-12-22 Cubic Corporation Mislevel sensing device

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