CA2240582C - Apparatus and method for raising and lowering a piston in a piston-cylinder arrangement in a derrick - Google Patents

Apparatus and method for raising and lowering a piston in a piston-cylinder arrangement in a derrick Download PDF

Info

Publication number
CA2240582C
CA2240582C CA002240582A CA2240582A CA2240582C CA 2240582 C CA2240582 C CA 2240582C CA 002240582 A CA002240582 A CA 002240582A CA 2240582 A CA2240582 A CA 2240582A CA 2240582 C CA2240582 C CA 2240582C
Authority
CA
Canada
Prior art keywords
port
cylinder
yoke
piston
chamber
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 - Fee Related
Application number
CA002240582A
Other languages
English (en)
French (fr)
Other versions
CA2240582A1 (en
Inventor
Per Vatne
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.)
Mhwirth AS
Original Assignee
Maritime Hydraulics AS
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 Maritime Hydraulics AS filed Critical Maritime Hydraulics AS
Publication of CA2240582A1 publication Critical patent/CA2240582A1/en
Application granted granted Critical
Publication of CA2240582C publication Critical patent/CA2240582C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • 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
    • E21B19/02—Rod or cable suspensions
    • 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

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)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Actuator (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Load-Engaging Elements For Cranes (AREA)
CA002240582A 1995-12-22 1996-12-18 Apparatus and method for raising and lowering a piston in a piston-cylinder arrangement in a derrick Expired - Fee Related CA2240582C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO955271A NO302047B1 (no) 1995-12-22 1995-12-22 Anordning ved boretårn omfattende drivanordning for stempel-/sylinderarrangement
NO955271 1995-12-22
PCT/NO1996/000294 WO1997023706A1 (en) 1995-12-22 1996-12-18 Apparatus and method for raising and lowering a piston in a piston-cylinder arrangement in a derrick

Publications (2)

Publication Number Publication Date
CA2240582A1 CA2240582A1 (en) 1997-07-03
CA2240582C true CA2240582C (en) 2005-08-09

Family

ID=19898876

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002240582A Expired - Fee Related CA2240582C (en) 1995-12-22 1996-12-18 Apparatus and method for raising and lowering a piston in a piston-cylinder arrangement in a derrick

Country Status (9)

Country Link
EP (1) EP0868593B1 (de)
JP (1) JP2000502765A (de)
KR (1) KR19990076668A (de)
AT (1) ATE261054T1 (de)
AU (1) AU1213397A (de)
CA (1) CA2240582C (de)
DE (1) DE69631788D1 (de)
NO (1) NO302047B1 (de)
WO (1) WO1997023706A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO20060536A1 (it) * 2006-07-20 2008-01-21 Drillmec Spa Unita' di perforazione.
KR100654207B1 (ko) * 2006-09-11 2006-12-06 (주)수호산업개발 굴삭기에 장착되는 암반천공장치의 유압회로 시스템
CN106321534B (zh) * 2016-09-21 2018-02-16 中国石油大学(华东) 海洋浮式钻井游车大钩升沉补偿装置
CN108035917B (zh) * 2017-12-12 2019-07-09 中国石油大学(华东) 一种液气蓄能装置用隔离阀

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB106955A (en) * 1916-12-22 1917-06-14 Napoleon Rinfrett An Improved Anti-skidding Device for Wheel Tyres.

Also Published As

Publication number Publication date
AU1213397A (en) 1997-07-17
WO1997023706A1 (en) 1997-07-03
KR19990076668A (ko) 1999-10-15
ATE261054T1 (de) 2004-03-15
CA2240582A1 (en) 1997-07-03
NO955271L (no) 1997-06-23
NO955271D0 (no) 1995-12-22
NO302047B1 (no) 1998-01-12
DE69631788D1 (de) 2004-04-08
JP2000502765A (ja) 2000-03-07
EP0868593A1 (de) 1998-10-07
EP0868593B1 (de) 2004-03-03

Similar Documents

Publication Publication Date Title
US6094910A (en) Apparatus and method for raising and lowering a piston in a piston cylinder arrangement in a derrick
US6343662B2 (en) Hydraulic drilling rig
US3986564A (en) Well rig
US4961316A (en) Controlled electric pump drive for hydraulic lifting arrangement with gas spring in motor
US20060277905A1 (en) Hydraulic control device of industrial machinery
EP0567218A1 (de) Teleskopische Armanordnung mit zwei mit einander verbundenen hydraulischen Stellgliedern für einen Schalengreiferbagger
CA2686775C (en) Hydraulic valve device
GB2270100A (en) Earth drilling machine and hydraulic system therefor
EP0218405A2 (de) Vorrichtung zum Kompensieren von dynamischen Lasten
WO1996011322A1 (en) No load derrick for drilling rig
AU2019200220B2 (en) Hydraulic multi-displacement hoisting cylinder system
CA2240582C (en) Apparatus and method for raising and lowering a piston in a piston-cylinder arrangement in a derrick
US4344733A (en) Hydraulic control circuit for decelerating a swinging backhoe
US6422349B1 (en) Hydrostatic displacement drive for lifting and lowering and holding loads, in particular for lifts
US6557453B2 (en) Hydraulic boom control
CN212455015U (zh) 一种伸缩机构液压控制系统及其应用的起重设备
NO348338B1 (en) Hoisting system and method of operation
RU2127796C1 (ru) Гидросистема привода подачи става бурового станка
CN219012468U (zh) 低净空旋挖钻机
CN103225478B (zh) 工程钻机液压式驱动系统
US11959342B2 (en) Rope tensioning system for drilling rig
GB2332480A (en) Hydraulic apparatus
SU1557078A1 (ru) Вышка к мостовому крану дл обслуживани верхних участков помещений
SU723091A1 (ru) Гидропривод подъемного устройства плавучей буровой установки
JP2944432B2 (ja) フォークリフト

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20161219