ES494966A0 - A WELL-DOWN MOTOR TO ENCOURAGE A ROCK BREAKER TOOL. - Google Patents

A WELL-DOWN MOTOR TO ENCOURAGE A ROCK BREAKER TOOL.

Info

Publication number
ES494966A0
ES494966A0 ES494966A ES494966A ES494966A0 ES 494966 A0 ES494966 A0 ES 494966A0 ES 494966 A ES494966 A ES 494966A ES 494966 A ES494966 A ES 494966A ES 494966 A0 ES494966 A0 ES 494966A0
Authority
ES
Spain
Prior art keywords
encourage
well
down motor
breaker tool
rock breaker
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.)
Granted
Application number
ES494966A
Other languages
Spanish (es)
Other versions
ES8106787A1 (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.)
VNII BUROVO
Original Assignee
VNII BUROVO
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 VNII BUROVO filed Critical VNII BUROVO
Publication of ES494966A0 publication Critical patent/ES494966A0/en
Publication of ES8106787A1 publication Critical patent/ES8106787A1/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)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Rolling Contact Bearings (AREA)
  • Crushing And Grinding (AREA)
  • Friction Gearing (AREA)
  • Turning (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
ES494966A 1979-09-11 1980-09-11 Borehole drive for rock crushing instrument Expired ES8106787A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU792804370A SU1086102A1 (en) 1979-09-11 1979-09-11 Hole-bottom engine

Publications (2)

Publication Number Publication Date
ES494966A0 true ES494966A0 (en) 1981-08-01
ES8106787A1 ES8106787A1 (en) 1981-08-01

Family

ID=20844075

Family Applications (1)

Application Number Title Priority Date Filing Date
ES494966A Expired ES8106787A1 (en) 1979-09-11 1980-09-11 Borehole drive for rock crushing instrument

Country Status (8)

Country Link
JP (1) JPS6037278B2 (en)
CA (1) CA1161425A (en)
DE (1) DE3049836C2 (en)
ES (1) ES8106787A1 (en)
FR (1) FR2465063A1 (en)
GB (1) GB2070669B (en)
SU (1) SU1086102A1 (en)
WO (1) WO1981000736A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8503793D0 (en) * 1985-02-14 1985-03-20 Ici Plc Treatment of seeds
DE3936730A1 (en) * 1989-11-04 1991-05-08 Gerhard Bihler Direct drive for chisels to reduce motor revolutions - comprises shafts coupled to crankshafts coupled to hollow sleeve driven by rings and crank pins
CA2522434C (en) * 2005-09-20 2010-02-16 Wenzel Downhole Tools Ltd. Method of adjusting backlash in a down hole bearing assembly
CN103277043A (en) * 2013-05-17 2013-09-04 宜昌市五环钻机具有限责任公司 Efficient medium-low-pressure down-hole hammer
CN103615194B (en) * 2013-12-03 2016-03-23 东营博深石油机械有限责任公司 Helicoid hydraulic motor oil seal main shaft assembly

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2348046A (en) * 1941-05-01 1944-05-02 Smith Corp A O Ball thrust bearing for well drilling units
US2641445A (en) * 1949-11-07 1953-06-09 Snyder Oil Tool Corp Combined rotary and impact drill with fluid coupling
SU436944A1 (en) * 1971-11-29 1974-07-25

Also Published As

Publication number Publication date
WO1981000736A1 (en) 1981-03-19
GB2070669B (en) 1983-03-09
JPS56501095A (en) 1981-08-06
SU1086102A1 (en) 1984-04-15
DE3049836C2 (en) 1985-01-10
DE3049836T1 (en) 1982-03-04
FR2465063B1 (en) 1984-02-24
ES8106787A1 (en) 1981-08-01
CA1161425A (en) 1984-01-31
GB2070669A (en) 1981-09-09
JPS6037278B2 (en) 1985-08-24
FR2465063A1 (en) 1981-03-20

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