IT9047656A1 - PACKER EQUIPMENT AND RELATED METHOD FOR INSULATING AND REPAIRING THE HEAD OF A WELL. - Google Patents

PACKER EQUIPMENT AND RELATED METHOD FOR INSULATING AND REPAIRING THE HEAD OF A WELL.

Info

Publication number
IT9047656A1
IT9047656A1 IT047656A IT4765690A IT9047656A1 IT 9047656 A1 IT9047656 A1 IT 9047656A1 IT 047656 A IT047656 A IT 047656A IT 4765690 A IT4765690 A IT 4765690A IT 9047656 A1 IT9047656 A1 IT 9047656A1
Authority
IT
Italy
Prior art keywords
repairing
insulating
head
well
related method
Prior art date
Application number
IT047656A
Other languages
Italian (it)
Other versions
IT9047656A0 (en
IT1240767B (en
Inventor
Thomas F Bailey
Charles E Lancaster
Richard Lee Palmer
James N Strickland
Original Assignee
Drilex Syst 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
Priority claimed from US07/313,688 external-priority patent/US4984636A/en
Priority claimed from US07/404,159 external-priority patent/US5009265A/en
Application filed by Drilex Syst Inc filed Critical Drilex Syst Inc
Publication of IT9047656A0 publication Critical patent/IT9047656A0/en
Publication of IT9047656A1 publication Critical patent/IT9047656A1/en
Application granted granted Critical
Publication of IT1240767B publication Critical patent/IT1240767B/en

Links

IT47656A 1989-02-21 1990-02-21 PACKER EQUIPMENT AND RELATED METHOD FOR INSULATING AND REPAIRING THE HEAD OF A WELL. IT1240767B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/313,688 US4984636A (en) 1989-02-21 1989-02-21 Geothermal wellhead repair unit
US07/404,159 US5009265A (en) 1989-09-07 1989-09-07 Packer for wellhead repair unit

Publications (3)

Publication Number Publication Date
IT9047656A0 IT9047656A0 (en) 1990-02-21
IT9047656A1 true IT9047656A1 (en) 1990-08-22
IT1240767B IT1240767B (en) 1993-12-17

Family

ID=26979000

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47656A IT1240767B (en) 1989-02-21 1990-02-21 PACKER EQUIPMENT AND RELATED METHOD FOR INSULATING AND REPAIRING THE HEAD OF A WELL.

Country Status (5)

Country Link
JP (1) JPH02292492A (en)
AU (2) AU617586B2 (en)
CA (1) CA2010326C (en)
IT (1) IT1240767B (en)
NZ (1) NZ232571A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6282201B2 (en) * 2013-10-23 2018-02-21 株式会社クレハ Well drilling plug with ring-shaped ratchet mechanism
CN112049601B (en) * 2020-09-30 2023-11-17 中国石油天然气集团有限公司 Wellbore packer device at near wellhead of oil and gas well and application method thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4751965A (en) * 1987-04-30 1988-06-21 Cameron Iron Works Usa, Inc. Wellhead seal assembly

Also Published As

Publication number Publication date
AU617586B2 (en) 1991-11-28
NZ232571A (en) 1993-02-25
CA2010326A1 (en) 1990-08-21
CA2010326C (en) 1994-10-25
JPH02292492A (en) 1990-12-03
AU634093B2 (en) 1993-02-11
IT9047656A0 (en) 1990-02-21
IT1240767B (en) 1993-12-17
AU4928090A (en) 1990-09-13
AU8389391A (en) 1991-11-14

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Legal Events

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0001 Granted