ATE81886T1 - Druckueberwachte vorrichtung fuer instandhaltungsarbeiten in einer leitung. - Google Patents

Druckueberwachte vorrichtung fuer instandhaltungsarbeiten in einer leitung.

Info

Publication number
ATE81886T1
ATE81886T1 AT88312138T AT88312138T ATE81886T1 AT E81886 T1 ATE81886 T1 AT E81886T1 AT 88312138 T AT88312138 T AT 88312138T AT 88312138 T AT88312138 T AT 88312138T AT E81886 T1 ATE81886 T1 AT E81886T1
Authority
AT
Austria
Prior art keywords
rod
crosshead
gripping means
tool
moving
Prior art date
Application number
AT88312138T
Other languages
English (en)
Inventor
Edward Thomas Thornburrow
Original Assignee
Cooper Ind Inc
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 Cooper Ind Inc filed Critical Cooper Ind Inc
Application granted granted Critical
Publication of ATE81886T1 publication Critical patent/ATE81886T1/de

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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/068—Well heads; Setting-up thereof having provision for introducing objects or fluids into, or removing objects from, wells
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow in pipes or hoses
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/598—With repair, tapping, assembly, or disassembly means
    • Y10T137/6109—Tool for applying or removing valve or valve member

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)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Earth Drilling (AREA)
  • Pipeline Systems (AREA)
  • Measuring Fluid Pressure (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Cleaning In General (AREA)
  • Detergent Compositions (AREA)
AT88312138T 1987-12-24 1988-12-21 Druckueberwachte vorrichtung fuer instandhaltungsarbeiten in einer leitung. ATE81886T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8730103A GB8730103D0 (en) 1987-12-24 1987-12-24 Pipeline servicing tool
EP88312138A EP0338165B1 (de) 1987-12-24 1988-12-21 Drucküberwachte Vorrichtung für Instandhaltungsarbeiten in einer Leitung

Publications (1)

Publication Number Publication Date
ATE81886T1 true ATE81886T1 (de) 1992-11-15

Family

ID=10629023

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88312138T ATE81886T1 (de) 1987-12-24 1988-12-21 Druckueberwachte vorrichtung fuer instandhaltungsarbeiten in einer leitung.

Country Status (7)

Country Link
US (1) US4875523A (de)
EP (1) EP0338165B1 (de)
AT (1) ATE81886T1 (de)
CA (1) CA1307459C (de)
DE (1) DE3875609T2 (de)
GB (1) GB8730103D0 (de)
SG (1) SG36393G (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1290684C (en) * 1988-12-01 1991-10-15 Roderick D. Mcleod Back pressure plug tool
US5531250A (en) * 1994-05-05 1996-07-02 Tdw Delaware, Inc. Device for plugging the interior of a pipe
US5529087A (en) * 1995-02-27 1996-06-25 Lockheed Idaho Technologies Company System for remotely servicing a top loading captive ball valve
US5649594A (en) * 1995-12-11 1997-07-22 Boots & Coots, L.P. Method and apparatus for servicing a wellhead assembly
US5975104A (en) * 1998-04-16 1999-11-02 Electromechanical Research Laboratories, Inc. Ball valve seal replacement apparatus and method
DE19854785C1 (de) * 1998-11-27 2000-04-13 Waeschle Gmbh Zellenradschleuse mit Ausziehvorrichtung
US6640826B2 (en) 2001-10-17 2003-11-04 Gatx Rail Corporation Systems and methods for servicing ball valves
GB201101467D0 (en) * 2011-01-28 2011-03-16 Cameron Int Corp Tool
DE102023113324B4 (de) * 2023-05-22 2025-03-27 Thoms Engineering GmbH Mikroskop
CN116592211B (zh) * 2023-06-07 2023-10-17 山东省核与辐射安全监测中心 一种核辐射环境下的金属管道修复机器人

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1894912A (en) * 1929-09-26 1933-01-17 Herbert C Otis Process and apparatus for inserting tubing in wells
US1895132A (en) * 1929-10-21 1933-01-24 Burt S Minor Snubbing device for oil well tubing
US2126933A (en) * 1935-08-12 1938-08-16 Hydril Co Well drilling equipment
US2077507A (en) * 1935-12-02 1937-04-20 Gray Tool Co Device for adjusting fittings and the like under fluid pressure
US2358677A (en) * 1942-09-08 1944-09-19 Gray Tool Co Wellhead equipment including back pressure valve and removal tool
US2517870A (en) * 1948-09-24 1950-08-08 Glen A Gump Apparatus for installing and removing shutoff plugs in well pipes
US3795570A (en) * 1972-03-29 1974-03-05 Ppg Industries Inc Method of shaping glass sheets to sharp bends and shaped glass sheets produced thereby
US3999610A (en) * 1974-11-21 1976-12-28 Otis Engineering Corporation Pipe snubbing method and apparatus
US4184504A (en) * 1977-12-12 1980-01-22 W-K-M Wellhead Systems, Inc. Wellhead valve removal and installation tool
US4162704A (en) * 1978-02-23 1979-07-31 Gunther Albert W Pressure control device
US4452304A (en) * 1981-06-24 1984-06-05 Tri-State Oil Tool Industries Remotely operated packer and anchor apparatus for changing a geothermal wellhead valve
US4460039A (en) * 1982-11-04 1984-07-17 W-K-M Wellhead Systems, Inc. Wellhead valve removal and installation tool
US4503879A (en) * 1983-11-04 1985-03-12 Joy Manufacturing Company Plug mechanism for wellhead tool

Also Published As

Publication number Publication date
EP0338165B1 (de) 1992-10-28
US4875523A (en) 1989-10-24
GB8730103D0 (en) 1988-02-03
EP0338165A1 (de) 1989-10-25
CA1307459C (en) 1992-09-15
DE3875609D1 (de) 1992-12-03
SG36393G (en) 1993-06-11
DE3875609T2 (de) 1993-03-11

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee