JPS641892A - Packing aggregate - Google Patents

Packing aggregate

Info

Publication number
JPS641892A
JPS641892A JP63088369A JP8836988A JPS641892A JP S641892 A JPS641892 A JP S641892A JP 63088369 A JP63088369 A JP 63088369A JP 8836988 A JP8836988 A JP 8836988A JP S641892 A JPS641892 A JP S641892A
Authority
JP
Japan
Prior art keywords
packing
pressure
cone
sleeve
engaging
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.)
Granted
Application number
JP63088369A
Other languages
English (en)
Other versions
JPH0529756B2 (ja
JPH011892A (ja
Inventor
Thomas F Bailey
John E Campbell
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.)
Drilex Systems Inc
Original Assignee
Drilex Systems 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 Drilex Systems Inc filed Critical Drilex Systems Inc
Publication of JPS641892A publication Critical patent/JPS641892A/ja
Publication of JPH011892A publication Critical patent/JPH011892A/ja
Publication of JPH0529756B2 publication Critical patent/JPH0529756B2/ja
Granted 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
    • 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
    • E21B33/1295—Packers; Plugs with mechanical slips for hooking into the casing actuated by fluid pressure
    • 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
    • E21B33/1208—Packers; Plugs characterised by the construction of the sealing or packing means
    • E21B33/1216—Anti-extrusion means, e.g. means to prevent cold flow of rubber packing
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/061—Deflecting the direction of boreholes the tool shaft advancing relative to a guide, e.g. a curved tube or a whipstock

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)
  • Joining Of Building Structures In Genera (AREA)
JP63-88369A 1987-04-13 1988-04-12 パッキング集合体 Granted JPH011892A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US037517 1987-04-13
US07/037,517 US4765404A (en) 1987-04-13 1987-04-13 Whipstock packer assembly

Publications (3)

Publication Number Publication Date
JPS641892A true JPS641892A (en) 1989-01-06
JPH011892A JPH011892A (ja) 1989-01-06
JPH0529756B2 JPH0529756B2 (ja) 1993-05-06

Family

ID=

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004513265A (ja) * 2000-09-22 2004-04-30 インガーソル・ランド・カンパニー ダウンホールドリル用迅速離脱ドリルビット
WO2015060246A1 (ja) * 2013-10-23 2015-04-30 株式会社クレハ 坑井掘削用プラグ
WO2019031134A1 (ja) * 2017-08-10 2019-02-14 株式会社クレハ プラグ、保持部材、および当該プラグを用いた坑井掘削方法
WO2019031214A1 (ja) * 2017-08-10 2019-02-14 株式会社クレハ プラグ、保持部材、および当該プラグを用いた坑井掘削方法
WO2019187622A1 (ja) * 2018-03-30 2019-10-03 株式会社クレハ 保護部材を備えるダウンホールプラグ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3412803A (en) * 1966-09-27 1968-11-26 Schlumberger Technology Corp Well tool anchors
US3666010A (en) * 1970-06-11 1972-05-30 Halliburton Co Packer sleeves

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3412803A (en) * 1966-09-27 1968-11-26 Schlumberger Technology Corp Well tool anchors
US3666010A (en) * 1970-06-11 1972-05-30 Halliburton Co Packer sleeves

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004513265A (ja) * 2000-09-22 2004-04-30 インガーソル・ランド・カンパニー ダウンホールドリル用迅速離脱ドリルビット
WO2015060246A1 (ja) * 2013-10-23 2015-04-30 株式会社クレハ 坑井掘削用プラグ
JP5955469B2 (ja) * 2013-10-23 2016-07-20 株式会社クレハ 坑井掘削用プラグ
WO2019031134A1 (ja) * 2017-08-10 2019-02-14 株式会社クレハ プラグ、保持部材、および当該プラグを用いた坑井掘削方法
WO2019031214A1 (ja) * 2017-08-10 2019-02-14 株式会社クレハ プラグ、保持部材、および当該プラグを用いた坑井掘削方法
GB2581236A (en) * 2017-08-10 2020-08-12 Kureha Corp Plug, retaining member and well drilling method using said plug
GB2581236B (en) * 2017-08-10 2021-03-24 Kureha Corp Plug, retaining member and method for well completion using plug
US11066895B2 (en) 2017-08-10 2021-07-20 Kureha Corporation Plug, retaining member, and method for well completion using plug
US12000232B2 (en) 2017-08-10 2024-06-04 Kureha Corporation Plug, retaining member, and method for well completion using plug
WO2019187622A1 (ja) * 2018-03-30 2019-10-03 株式会社クレハ 保護部材を備えるダウンホールプラグ
GB2587124A (en) * 2018-03-30 2021-03-17 Kureha Corp Downhole plug comprising protection member
GB2587124B (en) * 2018-03-30 2022-06-15 Kureha Corp Downhole plug with protective member

Also Published As

Publication number Publication date
BR8801744A (pt) 1988-11-16
JPH0529756B2 (ja) 1993-05-06
CN1014334B (zh) 1991-10-16
NO881569D0 (no) 1988-04-12
NO881569L (no) 1988-10-14
FR2613766B1 (fr) 1990-09-14
FR2613766A1 (fr) 1988-10-14
CN88102073A (zh) 1988-10-26
GB8806708D0 (en) 1988-04-20
GB2203469A (en) 1988-10-19
GB2203469B (en) 1991-03-06
CA1280362C (en) 1991-02-19
DE3812269A1 (de) 1988-11-03
US4765404A (en) 1988-08-23

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