GB2070669B - Borehole drive for rock crushing instrument - Google Patents

Borehole drive for rock crushing instrument

Info

Publication number
GB2070669B
GB2070669B GB8113395A GB8113395A GB2070669B GB 2070669 B GB2070669 B GB 2070669B GB 8113395 A GB8113395 A GB 8113395A GB 8113395 A GB8113395 A GB 8113395A GB 2070669 B GB2070669 B GB 2070669B
Authority
GB
United Kingdom
Prior art keywords
borehole
drive
rock crushing
crushing instrument
instrument
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
GB8113395A
Other versions
GB2070669A (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.)
INST BUROVOI TEKHNIK
Original Assignee
INST BUROVOI TEKHNIK
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 INST BUROVOI TEKHNIK filed Critical INST BUROVOI TEKHNIK
Publication of GB2070669A publication Critical patent/GB2070669A/en
Application granted granted Critical
Publication of GB2070669B publication Critical patent/GB2070669B/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)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
GB8113395A 1979-09-11 1980-06-30 Borehole drive for rock crushing instrument Expired GB2070669B (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
GB2070669A GB2070669A (en) 1981-09-09
GB2070669B true GB2070669B (en) 1983-03-09

Family

ID=20844075

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8113395A Expired GB2070669B (en) 1979-09-11 1980-06-30 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
FR2465063B1 (en) 1984-02-24
WO1981000736A1 (en) 1981-03-19
CA1161425A (en) 1984-01-31
DE3049836C2 (en) 1985-01-10
ES494966A0 (en) 1981-08-01
GB2070669A (en) 1981-09-09
ES8106787A1 (en) 1981-08-01
SU1086102A1 (en) 1984-04-15
JPS56501095A (en) 1981-08-06
DE3049836T1 (en) 1982-03-04
JPS6037278B2 (en) 1985-08-24
FR2465063A1 (en) 1981-03-20

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Legal Events

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