CA984742A - Circulation apparatus - Google Patents

Circulation apparatus

Info

Publication number: CA984742A
Authority: CA; Canada
Prior art keywords: circulation apparatus; circulation
Prior art date: 1972-09-01
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

CA178,178A

Other versions

CA178178S (en

Inventor

John W. Mccaskill (Iii)

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.)

Boeing North American Inc

Original Assignee

Rockwell International Corp

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.)

1972-09-01

Filing date

1973-08-07

Publication date

1976-03-02

1973-08-07 Application filed by Rockwell International Corp filed Critical Rockwell International Corp

1976-03-02 Application granted granted Critical

1976-03-02 Publication of CA984742A publication Critical patent/CA984742A/en

Status Expired legal-status Critical Current

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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/12—Valve arrangements for boreholes or wells in wells operated by movement of casings or tubings
- 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
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
- E21B33/04—Casing heads; Suspending casings or tubings in well heads
- E21B33/043—Casing heads; Suspending casings or tubings in well heads specially adapted for underwater well heads
- 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
- E21B33/13—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
- E21B33/143—Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes for underwater installations

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)

CA178,178A 1972-09-01 1973-08-07 Circulation apparatus Expired CA984742A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US00285746A US3820599A (en)	1972-09-01	1972-09-01	Circulation apparatus

Publications (1)

Publication Number	Publication Date
CA984742A true CA984742A (en)	1976-03-02

Family

ID=23095530

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA178,178A Expired CA984742A (en)	1972-09-01	1973-08-07	Circulation apparatus

Country Status (5)

Country	Link
US (1)	US3820599A (en)
CA (1)	CA984742A (en)
DE (1)	DE2343995A1 (en)
FR (1)	FR2198049B1 (en)
GB (1)	GB1417470A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2404733A1 (en) *	1977-09-29	1979-04-27	Petroles Cie Francaise	IMPROVEMENT IN PRODUCTION WELL HEADS FOR SUBMARINE OIL WELLS
US4252188A (en) *	1979-07-23	1981-02-24	Otis Engineering Corporation	Actuator
US4470458A (en) *	1982-06-21	1984-09-11	Cameron Iron Works, Inc.	Well tool
US5029643A (en) *	1990-06-04	1991-07-09	Halliburton Company	Drill pipe bridge plug
FR2690481B1 (en) *	1992-04-22	1994-07-29	Total Sa	DEVICE FOR REGULATING THE PRESSURE IN THE ANNULARS OF AN OIL WELL.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2631000A (en) *	1947-02-24	1953-03-10	Baker Oil Tools Inc	Side ported well casing cementing collar
US3216452A (en) *	1963-11-01	1965-11-09	Baker Oil Tools Inc	Stage collars for tubular strings
US3638725A (en) *	1970-05-15	1972-02-01	Vetco Offshore Ind Inc	Direct drive casing hanger apparatus

1972
- 1972-09-01 US US00285746A patent/US3820599A/en not_active Expired - Lifetime
1973
- 1973-08-07 CA CA178,178A patent/CA984742A/en not_active Expired
- 1973-08-16 GB GB3878373A patent/GB1417470A/en not_active Expired
- 1973-08-31 FR FR7331619A patent/FR2198049B1/fr not_active Expired
- 1973-08-31 DE DE19732343995 patent/DE2343995A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
DE2343995A1 (en)	1974-03-07
GB1417470A (en)	1975-12-10
FR2198049B1 (en)	1977-05-13
US3820599A (en)	1974-06-28
FR2198049A1 (en)	1974-03-29

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