NO760217L - - Google Patents

Info

Publication number
NO760217L
NO760217L NO760217A NO760217A NO760217L NO 760217 L NO760217 L NO 760217L NO 760217 A NO760217 A NO 760217A NO 760217 A NO760217 A NO 760217A NO 760217 L NO760217 L NO 760217L
Authority
NO
Norway
Prior art keywords
pendulum
housing
decoiler
rotatable
liquid
Prior art date
Application number
NO760217A
Other languages
English (en)
Norwegian (no)
Inventor
R J Armstrong
B S Cook
Original Assignee
Bp Trading Ltd
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
Priority claimed from GB349475A external-priority patent/GB1497809A/en
Application filed by Bp Trading Ltd filed Critical Bp Trading Ltd
Publication of NO760217L publication Critical patent/NO760217L/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C9/00—Measuring inclination, e.g. by clinometers, by levels
    • G01C9/12—Measuring inclination, e.g. by clinometers, by levels by using a single pendulum
    • 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
    • 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
    • E21B7/04—Directional drilling
    • E21B7/043—Directional drilling for underwater installations

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Details Of Measuring And Other Instruments (AREA)
NO760217A 1975-01-27 1976-01-23 NO760217L (esLanguage)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB349475A GB1497809A (en) 1975-01-27 1975-01-27 Angular positional sensing devices
GB1451375 1975-04-09

Publications (1)

Publication Number Publication Date
NO760217L true NO760217L (esLanguage) 1976-07-28

Family

ID=26238353

Family Applications (1)

Application Number Title Priority Date Filing Date
NO760217A NO760217L (esLanguage) 1975-01-27 1976-01-23

Country Status (7)

Country Link
US (1) US4027399A (esLanguage)
JP (1) JPS5199559A (esLanguage)
CA (1) CA1063696A (esLanguage)
DE (1) DE2601177A1 (esLanguage)
FR (1) FR2298785A1 (esLanguage)
NL (1) NL183907C (esLanguage)
NO (1) NO760217L (esLanguage)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4163325A (en) * 1977-05-21 1979-08-07 Sperry Rand Limited Verticality sensors
SE411687B (sv) * 1978-05-31 1980-01-28 Aga Ab Accelerometer for metning av vinkellege i vertikalled
AU8550782A (en) * 1981-07-24 1983-01-27 Commonwealth Of Australia, The Roll measuring device
SE451446B (sv) * 1983-09-20 1987-10-12 Volvo Penta Ab Trimindikator for batar med utombordspropellerdrev
US4827624A (en) * 1987-07-30 1989-05-09 Zircon International, Inc. Electronic level
US4942668A (en) * 1988-05-11 1990-07-24 Zircon International, Inc. Digital inclinometer
DE4019144A1 (de) * 1990-06-14 1991-12-19 Oelsch Fernsteuergeraete Neigungsgeber
JP2005257520A (ja) * 2004-03-12 2005-09-22 Omron Corp 傾斜センサ
DE102007039842B4 (de) 2007-07-25 2011-02-24 Gebr. Schmidt Fabrik für Feinmechanik GmbH & Co. KG Neigungssensor
US8141260B2 (en) * 2009-02-09 2012-03-27 Lockheed Martin Corporation Cable fleet angle sensor
CN109690021A (zh) * 2016-08-26 2019-04-26 海德里尔美国配送有限责任公司 用于离岸钻井立管的换能器组件
RU2707583C1 (ru) * 2019-05-23 2019-11-28 Акционерное общество "Научно-технический центр "Диапром" Датчик наклона и вибрации

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR352923A (fr) * 1905-04-03 1905-08-28 Victor Cremieu Dispositif amortisseur automatique de la puissance vive du pendule, applicable aux aiguilles d'appareils de mesure, fléaux de balance ou autres appareils oscillants
US1109008A (en) * 1913-05-01 1914-09-01 Charles H Norton Testing device.
US1732397A (en) * 1922-07-11 1929-10-22 Braibant Nestor Gradometer
US2803887A (en) * 1953-09-22 1957-08-27 Gen Electric Long period pendulum for navigation control system
US3137077A (en) * 1958-05-21 1964-06-16 Adolph H Rosenthal Drill-hole direction indicator
FR1540476A (fr) * 1967-08-17 1968-09-27 Dispositif de mesure d'inclinaison applicable, en particulier, au contrôle d'un appareil de forage
US3693142A (en) * 1969-11-21 1972-09-19 Jack W Jones Borehole orientation tool
US3727180A (en) * 1971-03-23 1973-04-10 Blh Electronics On-board aircraft weight and c. g. synchro-type self-checking attitude sensor
US3861052A (en) * 1972-03-13 1975-01-21 Silevco Inc Electronic level instrument
US3911592A (en) * 1974-02-25 1975-10-14 Hydril Co Tilt detector and system

Also Published As

Publication number Publication date
JPS5199559A (esLanguage) 1976-09-02
CA1063696A (en) 1979-10-02
NL183907B (nl) 1988-09-16
FR2298785A1 (fr) 1976-08-20
FR2298785B1 (esLanguage) 1982-12-17
NL183907C (nl) 1989-02-16
NL7600814A (nl) 1976-07-29
DE2601177A1 (de) 1976-07-29
US4027399A (en) 1977-06-07

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