CH542993A - Device for loosening and tightening screw connections of a drill string - Google Patents

Device for loosening and tightening screw connections of a drill string

Info

Publication number
CH542993A
CH542993A CH864371A CH864371A CH542993A CH 542993 A CH542993 A CH 542993A CH 864371 A CH864371 A CH 864371A CH 864371 A CH864371 A CH 864371A CH 542993 A CH542993 A CH 542993A
Authority
CH
Switzerland
Prior art keywords
loosening
drill string
tightening screw
screw connections
connections
Prior art date
Application number
CH864371A
Other languages
German (de)
Inventor
Gunnar Jonsson Nils
Original Assignee
Atlas Copco Ab
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 Atlas Copco Ab filed Critical Atlas Copco Ab
Publication of CH542993A publication Critical patent/CH542993A/en

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
    • E21B19/16—Connecting or disconnecting pipe couplings or joints
    • E21B19/161—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe
    • E21B19/163—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe piston-cylinder actuated
    • 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
    • E21B19/16—Connecting or disconnecting pipe couplings or joints
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/12—Chucks or sockets with fluid-pressure actuator
    • Y10T279/1208—Chucks or sockets with fluid-pressure actuator with measuring, indicating or control means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/12—Chucks or sockets with fluid-pressure actuator
    • Y10T279/1274—Radially reciprocating jaws
    • Y10T279/1283—Fluid pressure directly moves jaws

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Telephone Set Structure (AREA)
  • Drilling Tools (AREA)
CH864371A 1970-06-15 1971-06-14 Device for loosening and tightening screw connections of a drill string CH542993A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE08254/70A SE341169B (en) 1970-06-15 1970-06-15

Publications (1)

Publication Number Publication Date
CH542993A true CH542993A (en) 1973-10-15

Family

ID=20273561

Family Applications (1)

Application Number Title Priority Date Filing Date
CH864371A CH542993A (en) 1970-06-15 1971-06-14 Device for loosening and tightening screw connections of a drill string

Country Status (10)

Country Link
US (1) US3696872A (en)
JP (1) JPS518361B1 (en)
CA (1) CA939662A (en)
CH (1) CH542993A (en)
FI (1) FI54832C (en)
FR (1) FR2097870A5 (en)
GB (1) GB1295217A (en)
NO (1) NO131517C (en)
SE (1) SE341169B (en)
ZA (1) ZA713469B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3845962A (en) * 1973-02-09 1974-11-05 V Molin Floating work driver chuck
US3901330A (en) * 1973-11-21 1975-08-26 Brown Oil Tools Electric power drive assembly
US3942592A (en) * 1974-08-12 1976-03-09 Hughes Tool Company Drill stem make-up and break-out system for earth drilling machines
SE415117B (en) * 1975-12-11 1980-09-08 Craelius Ab DRILLING STRAIGHT FOR A MOUNTAIN DRILLING MACHINE
US4194579A (en) * 1976-08-09 1980-03-25 Joy Manufacturing Company Drilling apparatus and method
US4128135A (en) * 1977-07-13 1978-12-05 Gardner-Denver Company Drill pipe handling mechanism
US4190119A (en) * 1977-12-12 1980-02-26 Joy Manufacturing Company Earth drilling apparatus
SE444836B (en) * 1981-06-01 1986-05-12 Craelius Ab DEVICE ON MOUNTAIN OR EARTH DRILLING UNIT
SE448017B (en) * 1982-12-27 1987-01-12 Craelius Ab PRESSURE-POWERED GRIP DEVICE FOR ROTARY DRILLING AT A MOUNTAIN OR EARTH DRILLING UNIT
JPS6235576U (en) * 1985-08-19 1987-03-02
US4696206A (en) * 1986-04-10 1987-09-29 Hughes Tool Company Torque wrench
DE3912327A1 (en) * 1989-04-14 1990-10-18 Hamburger Hochbahn Ag Flexible anchor for railway line - consists of rubber anchor to fit around both sides of rail foot and bolted into underlay
US5174175A (en) * 1990-10-31 1992-12-29 Frank's Casing Crew & Rental Tools, Inc. Actuator for rotatable clamping apparatus
SE506758C2 (en) * 1996-01-05 1998-02-09 Atlas Copco Rocktech Ab Rock and earth drilling units for rotary drilling
US6385837B1 (en) 1999-04-05 2002-05-14 Central Motor Wheel Co., Ltd. Method and apparatus for fixedly connecting threaded tubes, and recording medium storing control program for practicing or controlling those method and apparatus
CA2411253A1 (en) * 2001-04-26 2002-10-28 Furukawa Co., Ltd. Step tube rod, and drilling machine
SE537994C2 (en) * 2012-08-30 2016-01-26 Atlas Copco Rock Drills Ab Procedure for a drill support device, drill support device, vehicle and computer program and computer program product for a single drill support device
CN104047910A (en) * 2013-03-13 2014-09-17 中国石油天然气股份有限公司 Hydraulic system of under-pressure drilling machine
CN111636812B (en) * 2020-05-09 2021-06-25 中南大学 Rock-entering axial stepping pressurization system of long spiral drilling machine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3021739A (en) * 1957-12-23 1962-02-20 Joy Mfg Co Hydraulically controlled and operated power tong
JPS5239108B2 (en) * 1971-08-14 1977-10-03

Also Published As

Publication number Publication date
FI54832B (en) 1978-11-30
JPS518361B1 (en) 1976-03-16
FI54832C (en) 1979-03-12
SE341169B (en) 1971-12-20
NO131517C (en) 1975-06-11
GB1295217A (en) 1972-11-08
US3696872A (en) 1972-10-10
FR2097870A5 (en) 1972-03-03
ZA713469B (en) 1972-01-26
NO131517B (en) 1975-03-03
CA939662A (en) 1974-01-08
DE2128362A1 (en) 1972-01-27

Similar Documents

Publication Publication Date Title
CH542993A (en) Device for loosening and tightening screw connections of a drill string
AT302933B (en) Device for cementing a drill pipe in a borehole
AT302217B (en) Device for making and loosening screw connections
CH525565A (en) Device for fastening connections
AT291892B (en) Device for cementing casing in a borehole
AT322803B (en) DEVICE FOR HYDRAULIC TENSIONING OF RODS AND ROPES
AT306376B (en) Device for treating a flowable substance
AT309506B (en) Device for distributing and profiling the ballast ballast of a track
CH524091A (en) Device for shutting off a work medium
AT336355B (en) DEVICE FOR TIGHTENING A SCREW ELEMENT
AT325635B (en) DEVICE FOR SEPARATING AND / OR CLASSIFYING THE COMPONENTS OF A MIXTURE
ATA999572A (en) DEVICE FOR STRENGTHENING BIG SOIL
CH555258A (en) DEVICE FOR OXYGEN-FREE FLUSHING OF BOX GOODS TO BE MEASURED AND PACKED.
AT291889B (en) Device for assembling and disassembling drill pipe connections
CH496904A (en) Device for screw connection of workpieces
AT303606B (en) Device for holding and expressing tubes
AT262190B (en) Method of knocking down the drill bit of a drill bit and drill bit
AT338728B (en) DEVICE FOR SCREWING DRILL PIPES OF A DRILLING MACHINE
AT305930B (en) Device for picking up and depositing elongate drilling and borehole equipment
CH550459A (en) DEVICE FOR FASTENING A VIBRATING STRING TO A PART OF A MEASURING APPARATUS.
CH461885A (en) Device for fastening a rotatable and exchangeable bolt
CH523497A (en) Device for measuring and / or regulating pressures
CH544309A (en) Device for determining the hiding power of paints
AT288292B (en) Method and device for attaching rock bolts
CH466179A (en) Method and device for tightening screws

Legal Events

Date Code Title Description
PUE Assignment

Owner name: CRAELIUS AKTIEBOLAG

PL Patent ceased