GB2161516B - Well-comenting stage collar - Google Patents

Well-comenting stage collar

Info

Publication number
GB2161516B
GB2161516B GB08417757A GB8417757A GB2161516B GB 2161516 B GB2161516 B GB 2161516B GB 08417757 A GB08417757 A GB 08417757A GB 8417757 A GB8417757 A GB 8417757A GB 2161516 B GB2161516 B GB 2161516B
Authority
GB
United Kingdom
Prior art keywords
comenting
well
stage collar
collar
stage
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.)
Expired
Application number
GB08417757A
Other versions
GB8417757D0 (en
GB2161516A (en
Inventor
Fred N Eley
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB08417757A priority Critical patent/GB2161516B/en
Publication of GB8417757D0 publication Critical patent/GB8417757D0/en
Publication of GB2161516A publication Critical patent/GB2161516A/en
Application granted granted Critical
Publication of GB2161516B publication Critical patent/GB2161516B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B33/13—Methods or devices for cementing, for plugging holes, crevices, or the like
    • E21B33/14—Methods or devices for cementing, for plugging holes, crevices, or the like for cementing casings into boreholes
GB08417757A 1984-07-12 1984-07-12 Well-comenting stage collar Expired GB2161516B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08417757A GB2161516B (en) 1984-07-12 1984-07-12 Well-comenting stage collar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08417757A GB2161516B (en) 1984-07-12 1984-07-12 Well-comenting stage collar

Publications (3)

Publication Number Publication Date
GB8417757D0 GB8417757D0 (en) 1984-08-15
GB2161516A GB2161516A (en) 1986-01-15
GB2161516B true GB2161516B (en) 1988-04-07

Family

ID=10563774

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08417757A Expired GB2161516B (en) 1984-07-12 1984-07-12 Well-comenting stage collar

Country Status (1)

Country Link
GB (1) GB2161516B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5299640A (en) * 1992-10-19 1994-04-05 Halliburton Company Knife gate valve stage cementer

Also Published As

Publication number Publication date
GB8417757D0 (en) 1984-08-15
GB2161516A (en) 1986-01-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee