SE8003588L - Hydraulsystem for borraggregat - Google Patents

Hydraulsystem for borraggregat

Info

Publication number
SE8003588L
SE8003588L SE8003588A SE8003588A SE8003588L SE 8003588 L SE8003588 L SE 8003588L SE 8003588 A SE8003588 A SE 8003588A SE 8003588 A SE8003588 A SE 8003588A SE 8003588 L SE8003588 L SE 8003588L
Authority
SE
Sweden
Prior art keywords
motor
thrust cylinders
pump
fluid
torque
Prior art date
Application number
SE8003588A
Other languages
Unknown language ( )
English (en)
Inventor
J O Winsor
N Thompson
Original Assignee
Dresser Ind
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 Dresser Ind filed Critical Dresser Ind
Publication of SE8003588L publication Critical patent/SE8003588L/sv

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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder
    • 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
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling
    • E21B3/022—Top 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)
  • Earth Drilling (AREA)
  • Fluid-Pressure Circuits (AREA)
SE8003588A 1979-05-14 1980-05-13 Hydraulsystem for borraggregat SE8003588L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/038,955 US4214445A (en) 1979-05-14 1979-05-14 Hydraulic circuitry for raise drill apparatus

Publications (1)

Publication Number Publication Date
SE8003588L true SE8003588L (sv) 1980-11-15

Family

ID=21902888

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8003588A SE8003588L (sv) 1979-05-14 1980-05-13 Hydraulsystem for borraggregat

Country Status (9)

Country Link
US (1) US4214445A (sv)
AU (1) AU536116B2 (sv)
CA (1) CA1134717A (sv)
DE (1) DE3017819A1 (sv)
FR (1) FR2456829A1 (sv)
GB (1) GB2048994B (sv)
SE (1) SE8003588L (sv)
ZA (1) ZA802413B (sv)
ZM (1) ZM4780A1 (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6182588B1 (en) * 1998-05-01 2001-02-06 Flexi-Coil Ltd. Hydraulic system having boost pump in series with a primary pump and a boost pump drive therefor
DE10326887A1 (de) * 2003-06-14 2004-12-30 Daimlerchrysler Ag Mehrstufiges Ölpumpensystem
US6973782B2 (en) * 2003-12-19 2005-12-13 Dana Corporation Pressurized hydraulic fluid system with remote charge pump
US7793683B2 (en) * 2006-10-11 2010-09-14 Weatherford/Lamb, Inc. Active intake pressure control of downhole pump assemblies
US20080095643A1 (en) * 2006-10-11 2008-04-24 Weatherford/Lamb, Inc. Active intake pressure control of downhole pump assemblies
DE102009029840A1 (de) * 2009-06-22 2011-01-27 Liebherr-Werk Nenzing Gmbh Hydrauliksystem
KR101012609B1 (ko) * 2010-11-08 2011-02-10 김유중 일정유량 토출용 증압기
CN102720461B (zh) * 2012-06-11 2014-10-29 中铁隧道集团有限公司 液压凿岩台车止浆方法及止浆装置
US9085943B2 (en) * 2012-12-31 2015-07-21 George Ronald Owens Pipe handling device
CN112834363B (zh) * 2021-02-25 2021-11-19 中国科学院地质与地球物理研究所 液压系统及交变应力疲劳测试设备

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1911132A (en) * 1930-06-19 1933-05-23 Oilgear Co Drilling machine
US3922855A (en) * 1971-12-13 1975-12-02 Caterpillar Tractor Co Hydraulic circuitry for an excavator
BE792617A (fr) * 1971-12-13 1973-06-12 Caterpillar Tractor Co Circuit hydraulique pour un excavateur.
US4033127A (en) * 1976-06-04 1977-07-05 Jacob Amstutz Hydraulically-powered vehicle accessory system supercharged by hydraulic vehicle drive system
US4073141A (en) * 1977-03-17 1978-02-14 Caterpillar Tractor Co. Fluid control system with priority flow

Also Published As

Publication number Publication date
ZM4780A1 (en) 1981-10-21
GB2048994B (en) 1983-03-30
FR2456829A1 (fr) 1980-12-12
AU5776780A (en) 1980-11-20
GB2048994A (en) 1980-12-17
FR2456829B1 (sv) 1984-06-29
US4214445A (en) 1980-07-29
CA1134717A (en) 1982-11-02
AU536116B2 (en) 1984-04-19
ZA802413B (en) 1981-04-29
DE3017819A1 (de) 1980-11-20

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