BR6790856D0 - (PACKING) SHUTTER FOR POCOS - Google Patents

(PACKING) SHUTTER FOR POCOS

Info

Publication number
BR6790856D0
BR6790856D0 BR190856/67A BR19085667A BR6790856D0 BR 6790856 D0 BR6790856 D0 BR 6790856D0 BR 190856/67 A BR190856/67 A BR 190856/67A BR 19085667 A BR19085667 A BR 19085667A BR 6790856 D0 BR6790856 D0 BR 6790856D0
Authority
BR
Brazil
Prior art keywords
pocos
shutter
packing
Prior art date
Application number
BR190856/67A
Other languages
Portuguese (pt)
Inventor
Ind Inc Dresser
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 BR6790856D0 publication Critical patent/BR6790856D0/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
    • 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
    • E21B33/1294—Packers; Plugs with mechanical slips for hooking into the casing characterised by a valve, e.g. a by-pass valve
    • 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
    • E21B33/1291—Packers; Plugs with mechanical slips for hooking into the casing anchor set by wedge or cam in combination with frictional effect, using so-called drag-blocks
    • E21B33/1292—Packers; Plugs with mechanical slips for hooking into the casing anchor set by wedge or cam in combination with frictional effect, using so-called drag-blocks with means for anchoring against downward and upward movement

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)
  • Drilling And Boring (AREA)
  • Piles And Underground Anchors (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
BR190856/67A 1966-06-27 1967-06-27 (PACKING) SHUTTER FOR POCOS BR6790856D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US560756A US3416608A (en) 1966-06-27 1966-06-27 Retrievable well packer

Publications (1)

Publication Number Publication Date
BR6790856D0 true BR6790856D0 (en) 1973-04-10

Family

ID=24239233

Family Applications (1)

Application Number Title Priority Date Filing Date
BR190856/67A BR6790856D0 (en) 1966-06-27 1967-06-27 (PACKING) SHUTTER FOR POCOS

Country Status (3)

Country Link
US (1) US3416608A (en)
BR (1) BR6790856D0 (en)
GB (1) GB1196964A (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516493A (en) * 1968-04-22 1970-06-23 Schlumberger Technology Corp Well packer apparatus
US3552489A (en) * 1968-12-04 1971-01-05 Schlumberger Technology Corp Well packer apparatus
US3570596A (en) * 1969-04-17 1971-03-16 Otis Eng Co Well packer and hold down means
US3603392A (en) * 1969-09-15 1971-09-07 Schlumberger Technology Corp Well packer anchor
US3631927A (en) * 1969-12-31 1972-01-04 Schlumberger Technology Corp Well packer
US3631925A (en) * 1970-03-26 1972-01-04 Schlumberger Technology Corp Retrievable permanent well packer
US3863719A (en) * 1973-10-23 1975-02-04 Dresser Ind Retrievable well packer with reversing feature and method of use thereof
US4628997A (en) * 1984-06-22 1986-12-16 Hughes Tool Company Packoff
US4949792A (en) * 1989-04-28 1990-08-21 Baker Hughes Incorporated Packer assembly and means for activating same only in smaller diameter well conduit
US5148866A (en) * 1991-09-27 1992-09-22 Dresser Industries, Inc. Well tool anchoring mechanism with improved slip release
US6056051A (en) * 1998-02-04 2000-05-02 Baker Hughes, Incorporated Internal coiled tubing connection with torque capability
US6565093B2 (en) * 2001-03-01 2003-05-20 Halliburton Energy Services, Inc. Seal structure for downhole tool
US7591305B2 (en) * 2002-04-18 2009-09-22 Tejas Complete Solutions, Lp Patriot retrievable production packer
US7082991B2 (en) * 2002-04-18 2006-08-01 Team Oil Tools Slip spring with heel notch
US20120298378A1 (en) * 2010-09-30 2012-11-29 Key Energy Services, Llc Wellbore anchor
US20130319683A1 (en) * 2012-05-29 2013-12-05 Giant Oil Tools Ltd. Anchor
US20160265304A1 (en) * 2015-03-09 2016-09-15 Shuhao Liu Anchor Structure and Downhole Plugging Apparatus
CN107299827B (en) * 2016-04-15 2023-07-04 贵州航天凯山石油仪器有限公司 Underground releasing method and device
CN113294105B (en) * 2021-07-22 2021-10-01 东营市海天石油科技有限责任公司 Rotary screw pump anchor
CN114526031B (en) * 2022-04-21 2022-07-15 山东兆鑫石油工具有限公司 Hydraulic compression packer capable of being lifted and unsealed

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE25639E (en) * 1964-09-08 Retrievable well packer and anchor
US2632514A (en) * 1948-09-24 1953-03-24 Jeremiah J Fitzpatrick Tubing packer and hold-down mechanism
US2681113A (en) * 1951-08-28 1954-06-15 Baker Oil Tools Inc Retrievable well packer
US3112795A (en) * 1960-11-14 1963-12-03 Baker Oil Tools Inc Retrievable subsurface well tool
US3277965A (en) * 1963-10-17 1966-10-11 Otis Eng Co Well packer
US3249149A (en) * 1964-01-02 1966-05-03 Camco Inc High pressure well packer
US3352362A (en) * 1964-12-21 1967-11-14 Schlumberger Technology Corp Well packer apparatus
US3338309A (en) * 1965-08-09 1967-08-29 Schlumberger Technology Corp Control apparatus for well tool anchor
US3356142A (en) * 1966-02-17 1967-12-05 Dresser Ind Mechanical holddown for well packer
US3329210A (en) * 1966-05-05 1967-07-04 Brown Oil Tools Retrievable well packer

Also Published As

Publication number Publication date
GB1196964A (en) 1970-07-01
US3416608A (en) 1968-12-17

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