GB2048984B - Shaft bearing for downhole drillmotor - Google Patents

Shaft bearing for downhole drillmotor

Info

Publication number
GB2048984B
GB2048984B GB8009622A GB8009622A GB2048984B GB 2048984 B GB2048984 B GB 2048984B GB 8009622 A GB8009622 A GB 8009622A GB 8009622 A GB8009622 A GB 8009622A GB 2048984 B GB2048984 B GB 2048984B
Authority
GB
United Kingdom
Prior art keywords
drillmotor
downhole
shaft bearing
bearing
shaft
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
GB8009622A
Other versions
GB2048984A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baker International Corp
Original Assignee
Baker International Corp
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 by Baker International Corp filed Critical Baker International Corp
Publication of GB2048984A publication Critical patent/GB2048984A/en
Application granted granted Critical
Publication of GB2048984B publication Critical patent/GB2048984B/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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/003—Bearing, sealing, lubricating details
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/02—Fluid rotary type drives

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Details Of Valves (AREA)
  • Earth Drilling (AREA)
GB8009622A 1979-03-23 1980-03-21 Shaft bearing for downhole drillmotor Expired GB2048984B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2342179A 1979-03-23 1979-03-23

Publications (2)

Publication Number Publication Date
GB2048984A GB2048984A (en) 1980-12-17
GB2048984B true GB2048984B (en) 1983-03-09

Family

ID=21815001

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8009622A Expired GB2048984B (en) 1979-03-23 1980-03-21 Shaft bearing for downhole drillmotor

Country Status (4)

Country Link
CA (1) CA1119582A (en)
DE (1) DE3010983A1 (en)
FR (1) FR2473658A1 (en)
GB (1) GB2048984B (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB673185A (en) * 1950-01-19 1952-06-04 Engineering Dev Company Improvements in and relating to turbines for operating well boring bits
FR1157162A (en) * 1956-08-04 1958-05-27 Drill turbine with compensation sleeve
DE1102612B (en) * 1956-09-12 1961-03-16 Salzgitter Maschinen Ag Device for measuring and monitoring the speed of the on-site hydraulic drive motor of a deep drilling device
FR1204932A (en) * 1958-10-16 1960-01-28 Turbofiller for drilling wells using a multi-stage hydraulic turbine
US3365202A (en) * 1965-06-15 1968-01-23 Ida H. Carleton Downhole drilling motor having an improved shaft seal
FR2314393A1 (en) * 1975-06-10 1977-01-07 Inst Burovoi Tekhnik Fluid motor for use downhole in drill string - has thrust races clamped to friction discs of mechanical seals

Also Published As

Publication number Publication date
FR2473658A1 (en) 1981-07-17
DE3010983A1 (en) 1980-11-20
CA1119582A (en) 1982-03-09
GB2048984A (en) 1980-12-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee