DE3881757D1 - Ringabdichtung fuer einen bohrlochkopf. - Google Patents

Ringabdichtung fuer einen bohrlochkopf.

Info

Publication number: DE3881757D1
Authority: DE; Germany
Prior art keywords: hanger; rings; ring; sealing; wellhead housing
Prior art date: 1987-05-07
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 - Fee Related

Application number

DE8888300169T

Other languages

English (en)

Other versions

DE3881757T2 (de

Inventor

Jerry D Smith

Edward J Szymczak

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.)

Cameron International Corp

Original Assignee

Cooper Industries LLC

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.)

1987-05-07

Filing date

1988-01-11

Publication date

1993-07-22

1988-01-11 Application filed by Cooper Industries LLC filed Critical Cooper Industries LLC

1993-07-22 Application granted granted Critical

1993-07-22 Publication of DE3881757D1 publication Critical patent/DE3881757D1/de

1993-10-07 Publication of DE3881757T2 publication Critical patent/DE3881757T2/de

2008-01-12 Anticipated expiration legal-status Critical

Status Expired - Fee Related 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
- 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
- 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
- E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
- E21B2200/01—Sealings characterised by their shape

Landscapes

Geology (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Environmental & Geological Engineering (AREA)
Fluid Mechanics (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Physics & Mathematics (AREA)
Sealing Devices (AREA)
Gasket Seals (AREA)
Joints Allowing Movement (AREA)
Excavating Of Shafts Or Tunnels (AREA)
Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Seal Device For Vehicle (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Vehicle Body Suspensions (AREA)
Glass Compositions (AREA)
Turbine Rotor Nozzle Sealing (AREA)
Cylinder Crankcases Of Internal Combustion Engines (AREA)
Earth Drilling (AREA)
Paper (AREA)

DE88300169T 1987-05-07 1988-01-11 Ringabdichtung für einen Bohrlochkopf. Expired - Fee Related DE3881757T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/047,171 US4766956A (en)	1987-05-07	1987-05-07	Wellhead annular seal

Publications (2)

Publication Number	Publication Date
DE3881757D1 true DE3881757D1 (de)	1993-07-22
DE3881757T2 DE3881757T2 (de)	1993-10-07

Family

ID=21947434

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE88300169T Expired - Fee Related DE3881757T2 (de)	1987-05-07	1988-01-11	Ringabdichtung für einen Bohrlochkopf.

Country Status (9)

Country	Link
US (1)	US4766956A (de)
EP (1)	EP0290113B1 (de)
JP (1)	JP2511486B2 (de)
AT (1)	ATE90770T1 (de)
AU (1)	AU605536B2 (de)
BR (1)	BR8802216A (de)
CA (1)	CA1289059C (de)
DE (1)	DE3881757T2 (de)
NO (1)	NO881978L (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4823871A (en) *	1988-02-24	1989-04-25	Cameron Iron Works Usa, Inc.	Hanger and seal assembly
US4932472A (en) *	1989-04-26	1990-06-12	Vetco Gray Inc.	Packoff with flexible section for casing hanger
US4926938A (en) *	1989-05-12	1990-05-22	Lindsey Completion Systems, Inc.	Rotatable liner hanger with multiple bearings and cones
US5076356A (en) *	1989-06-21	1991-12-31	Dril-Quip, Inc.	Wellhead equipment
US4960172A (en) *	1989-08-18	1990-10-02	Vetco Gray Inc.	Casing hanger seal assembly with diverging taper
US5039140A (en) *	1989-08-22	1991-08-13	Cooper Industries, Inc.	Wellhead joint and sealing ring
US5174376A (en) *	1990-12-21	1992-12-29	Fmc Corporation	Metal-to-metal annulus packoff for a subsea wellhead system
DE69102130T2 (de) *	1991-01-17	1994-09-01	Cooper Ind Inc	Metallsteckdichtung mit unterstützter Lippe niedriger Interferenz.
US5129660A (en) *	1991-02-25	1992-07-14	Cooper Industries, Inc.	Seal assembly for a well housing hanger structure
US5246236A (en) *	1992-01-21	1993-09-21	Halliburton Company	Seal for long-time exposures in oil and gas well tools
US5364110A (en) *	1992-12-11	1994-11-15	Halliburton Company	Downhole tool metal-to-metal seal
US5997003A (en) *	1993-04-26	1999-12-07	Cooper Cameron Corporation	Annular sealing assembly and methods of sealing
US5542475A (en) *	1994-12-01	1996-08-06	Cooper Cameron Corporation	Blanking plug assembly
GB9721242D0 (en) *	1997-10-08	1997-12-03	Plexus Ocean Syst Ltd	Well cap
CA2319470C (en)	1998-01-30	2008-10-07	Dresser Industries, Inc.	Apparatus for running two tubing strings into a well
US6648335B1 (en) *	1998-11-03	2003-11-18	Michael D. Ezell	Metal-to-metal seal assembly for oil and gas production apparatus
GB2370322B (en) *	2000-12-20	2003-03-12	Fmc Corp	Metallic seal components
US7096956B2 (en) *	2003-06-10	2006-08-29	Dril-Quip, Inc.	Wellhead assembly with pressure actuated seal assembly and running tool
US7740080B2 (en) *	2007-11-27	2010-06-22	Vetco Gray Inc.	Pressure energized seal
US8636072B2 (en) *	2008-08-12	2014-01-28	Vetco Gray Inc.	Wellhead assembly having seal assembly with axial restraint
US9157293B2 (en) *	2010-05-06	2015-10-13	Cameron International Corporation	Tunable floating seal insert

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4131287A (en) *	1977-07-11	1978-12-26	Exxon Production Research Company	Annular seal
US4178020A (en) *	1977-12-15	1979-12-11	Big-Inch Marine Systems, Inc.	Locking slip joint and method of use
US4353560A (en) *	1981-12-07	1982-10-12	W-K-M Wellhead Systems, Inc.	Metal seal assembly with deformable sealing ring
US4489916A (en) *	1982-04-07	1984-12-25	Cameron Iron Works, Inc.	Valve and stem seal therefor
US4595053A (en) *	1984-06-20	1986-06-17	Hughes Tool Company	Metal-to-metal seal casing hanger
US4674576A (en) *	1985-08-16	1987-06-23	Vetco Gray Inc.	Casing hanger running tool
US4665979A (en) *	1985-09-06	1987-05-19	Hughes Tool Company	Metal casing hanger seal with expansion slots

1987
- 1987-05-07 US US07/047,171 patent/US4766956A/en not_active Expired - Lifetime
1988
- 1988-01-06 AU AU10095/88A patent/AU605536B2/en not_active Ceased
- 1988-01-11 EP EP88300169A patent/EP0290113B1/de not_active Expired - Lifetime
- 1988-01-11 AT AT88300169T patent/ATE90770T1/de not_active IP Right Cessation
- 1988-01-11 DE DE88300169T patent/DE3881757T2/de not_active Expired - Fee Related
- 1988-01-13 CA CA000556388A patent/CA1289059C/en not_active Expired - Lifetime
- 1988-02-03 JP JP63023644A patent/JP2511486B2/ja not_active Expired - Lifetime
- 1988-05-06 BR BR8802216A patent/BR8802216A/pt not_active IP Right Cessation
- 1988-05-06 NO NO881978A patent/NO881978L/no unknown

Also Published As

Publication number	Publication date
ATE90770T1 (de)	1993-07-15
AU1009588A (en)	1988-11-10
EP0290113A3 (en)	1989-08-23
BR8802216A (pt)	1988-12-06
NO881978L (no)	1988-11-08
DE3881757T2 (de)	1993-10-07
EP0290113B1 (de)	1993-06-16
CA1289059C (en)	1991-09-17
EP0290113A2 (de)	1988-11-09
US4766956A (en)	1988-08-30
NO881978D0 (no)	1988-05-06
JPS63280188A (ja)	1988-11-17
AU605536B2 (en)	1991-01-17
JP2511486B2 (ja)	1996-06-26

Publication	Publication Date	Title
DE3881757D1 (de)	1993-07-22	Ringabdichtung fuer einen bohrlochkopf.
ATE81184T1 (de)	1992-10-15	Ringabdichtung fuer einen bohrlochkopf.
DE3873814D1 (de)	1992-09-24	Abdichtungseinrichtung fuer einen bohrlochkopf.
ATE101237T1 (de)	1994-02-15	Bohrlochkopfabdichtung.
EP0306127A3 (en)	1990-04-25	Subsea casing hanger packoff assembly subsea casing hanger packoff assembly
US4771828A (en)	1988-09-20	Wellhead seals
DE3878977D1 (de)	1993-04-15	Abdichtungseinrichtung fuer einen unterwasserbohrlochkopf.
JPS61266795A (ja)	1986-11-26	ウエルヘツド封鎖組立体
JPH02107823U (de)	1990-08-28
ATE38354T1 (de)	1988-11-15	Luftbereiftes fahrzeugrad mit ausgleichsgewicht.
JPH0484913U (de)	1992-07-23

Legal Events

Date	Code	Title	Description
1994-07-14	8364	No opposition during term of opposition
1996-08-22	8327	Change in the person/name/address of the patent owner	Owner name: COOPER CAMERON CORP. (N.D. GES. D. STAATES DELAWAR
1996-08-22	8328	Change in the person/name/address of the agent	Free format text: GRUENECKER, KINKELDEY, STOCKMAIR & SCHWANHAEUSSER, ANWALTSSOZIETAET, 80538 MUENCHEN
1997-03-13	8339	Ceased/non-payment of the annual fee