BR7200498D0 - WEDGE IMPROVEMENTS AND GRIPPING DEVICE FOR COATING TUBES AND PERFECT PROCESS FOR ADJUSTING THIS WEDGE TO A DRILLING TOOL IN PITOS - Google Patents

WEDGE IMPROVEMENTS AND GRIPPING DEVICE FOR COATING TUBES AND PERFECT PROCESS FOR ADJUSTING THIS WEDGE TO A DRILLING TOOL IN PITOS

Info

Publication number
BR7200498D0
BR7200498D0 BR498/72A BR49872A BR7200498D0 BR 7200498 D0 BR7200498 D0 BR 7200498D0 BR 498/72 A BR498/72 A BR 498/72A BR 49872 A BR49872 A BR 49872A BR 7200498 D0 BR7200498 D0 BR 7200498D0
Authority
BR
Brazil
Prior art keywords
wedge
pitos
adjusting
drilling tool
gripping device
Prior art date
Application number
BR498/72A
Other languages
Portuguese (pt)
Inventor
R Meripol
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 BR7200498D0 publication Critical patent/BR7200498D0/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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/01—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for anchoring the tools or the like
    • 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
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/129—Packers; Plugs with mechanical slips for hooking into the casing

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
BR498/72A 1971-02-01 1972-01-31 WEDGE IMPROVEMENTS AND GRIPPING DEVICE FOR COATING TUBES AND PERFECT PROCESS FOR ADJUSTING THIS WEDGE TO A DRILLING TOOL IN PITOS BR7200498D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11140171A 1971-02-01 1971-02-01

Publications (1)

Publication Number Publication Date
BR7200498D0 true BR7200498D0 (en) 1973-05-17

Family

ID=22338334

Family Applications (1)

Application Number Title Priority Date Filing Date
BR498/72A BR7200498D0 (en) 1971-02-01 1972-01-31 WEDGE IMPROVEMENTS AND GRIPPING DEVICE FOR COATING TUBES AND PERFECT PROCESS FOR ADJUSTING THIS WEDGE TO A DRILLING TOOL IN PITOS

Country Status (8)

Country Link
US (1) US3739849A (en)
AR (1) AR203817A1 (en)
BR (1) BR7200498D0 (en)
CA (1) CA947645A (en)
DE (1) DE2205042C3 (en)
FR (1) FR2124343B1 (en)
GB (1) GB1365586A (en)
NL (1) NL7200974A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863719A (en) * 1973-10-23 1975-02-04 Dresser Ind Retrievable well packer with reversing feature and method of use thereof
US3851707A (en) * 1973-11-02 1974-12-03 Dresser Ind Uni-directional unitary anchor slip
US3851705A (en) * 1973-11-02 1974-12-03 Dresser Ind Dual hydraulically actuated oil well packer
US4029147A (en) * 1975-10-23 1977-06-14 Dresser Industries, Inc. Gripping member for well packer
US4212352A (en) * 1979-01-08 1980-07-15 Dresser Industries, Inc. Gripping member for well tools
CN102913181B (en) * 2012-10-24 2015-04-08 中国石油化工股份有限公司 Throwing type washable downhole pressure-bearing plugging device and plugging method thereof
GB2561814B (en) * 2016-10-10 2019-05-15 Ardyne Holdings Ltd Downhole test tool and method of use
CN110952947A (en) * 2019-11-22 2020-04-03 白瑞义 Wellhead sealing control device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2739653A (en) * 1950-06-05 1956-03-27 Mcgaffey Taylor Corp Well tool and anchoring means therefor
US2638851A (en) * 1951-11-30 1953-05-19 Sochris Dev Company Well driller cleanout pump assembly
US3548936A (en) * 1968-11-15 1970-12-22 Dresser Ind Well tools and gripping members therefor

Also Published As

Publication number Publication date
CA947645A (en) 1974-05-21
GB1365586A (en) 1974-09-04
AR203817A1 (en) 1975-10-31
FR2124343B1 (en) 1976-06-11
DE2205042B2 (en) 1978-08-31
FR2124343A1 (en) 1972-09-22
US3739849A (en) 1973-06-19
DE2205042C3 (en) 1979-04-26
DE2205042A1 (en) 1972-08-10
AU3802772A (en) 1973-07-19
NL7200974A (en) 1972-08-03

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