GB821776A - An assembly for hanging and sealing a pipe in a well head fitting - Google Patents

An assembly for hanging and sealing a pipe in a well head fitting

Info

Publication number
GB821776A
GB821776A GB26478/58A GB2647858A GB821776A GB 821776 A GB821776 A GB 821776A GB 26478/58 A GB26478/58 A GB 26478/58A GB 2647858 A GB2647858 A GB 2647858A GB 821776 A GB821776 A GB 821776A
Authority
GB
United Kingdom
Prior art keywords
hanging
sealing
pipe
assembly
well head
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
GB26478/58A
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.)
Cooper Industries LLC
Original Assignee
Cameron Iron Works 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 Cameron Iron Works Inc filed Critical Cameron Iron Works Inc
Publication of GB821776A publication Critical patent/GB821776A/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
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/04—Casing heads; Suspending casings or tubings in well heads
    • E21B33/0422—Casing heads; Suspending casings or tubings in well heads a suspended tubing or casing being gripped by a slip or an internally serrated member

Abstract

821,776. Wells.CAMERON IRON WORKS Inc. Aug. 23, 1956 [April 18, 1956], No. 26478/58. Divided out of 821,775. Drawings to Specification. Class 85 The subject-matter of this Specification is substantially the same as that described in Specification 821,775 but the claims differ. Specification 791,329 also is referred to.
GB26478/58A 1956-04-18 1956-08-23 An assembly for hanging and sealing a pipe in a well head fitting Expired GB821776A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US821776XA 1956-04-18 1956-04-18

Publications (1)

Publication Number Publication Date
GB821776A true GB821776A (en) 1959-10-14

Family

ID=22169528

Family Applications (1)

Application Number Title Priority Date Filing Date
GB26478/58A Expired GB821776A (en) 1956-04-18 1956-08-23 An assembly for hanging and sealing a pipe in a well head fitting

Country Status (1)

Country Link
GB (1) GB821776A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5135266A (en) * 1990-10-30 1992-08-04 Abb Vetco Gray Inc. Casing slips and seal member
WO2014035774A2 (en) * 2012-08-28 2014-03-06 Vetco Gray Inc. Seal assembly for a casing hanger
US10955666B2 (en) 2014-12-31 2021-03-23 3M Innovative Properties Company Compact projection systems with a folded optical path

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5135266A (en) * 1990-10-30 1992-08-04 Abb Vetco Gray Inc. Casing slips and seal member
WO2014035774A2 (en) * 2012-08-28 2014-03-06 Vetco Gray Inc. Seal assembly for a casing hanger
WO2014035774A3 (en) * 2012-08-28 2015-01-08 Vetco Gray Inc. Seal assembly for a casing hanger
GB2521301A (en) * 2012-08-28 2015-06-17 Vetco Gray Inc Seal assembly for a casing hanger
CN104769211A (en) * 2012-08-28 2015-07-08 韦特柯格雷公司 Seal assembly for a casing hanger
GB2521301B (en) * 2012-08-28 2020-05-06 Vetco Gray Inc Seal assembly for a casing hanger
US10955666B2 (en) 2014-12-31 2021-03-23 3M Innovative Properties Company Compact projection systems with a folded optical path
US11579452B2 (en) 2014-12-31 2023-02-14 3M Innovative Properties Company Compact polarized illuminators using reflective polarizers

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