SG36493G - Wellhead seals - Google Patents
Wellhead sealsInfo
- Publication number
- SG36493G SG36493G SG364/93A SG36493A SG36493G SG 36493 G SG36493 G SG 36493G SG 364/93 A SG364/93 A SG 364/93A SG 36493 A SG36493 A SG 36493A SG 36493 G SG36493 G SG 36493G
- Authority
- SG
- Singapore
- Prior art keywords
- sealing
- seal
- lips
- pressure
- rims
- Prior art date
Links
- 238000007789 sealing Methods 0.000 abstract 13
- 239000002184 metal Substances 0.000 abstract 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings
- F16J15/48—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings influenced by the pressure within the member to be sealed
-
- 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
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Geochemistry & Mineralogy (AREA)
- Gasket Seals (AREA)
- Springs (AREA)
- Materials For Medical Uses (AREA)
- Paper (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Seal Device For Vehicle (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/044,416 US4771828A (en) | 1987-04-30 | 1987-04-30 | Wellhead seals |
Publications (1)
Publication Number | Publication Date |
---|---|
SG36493G true SG36493G (en) | 1993-06-11 |
Family
ID=21932275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG364/93A SG36493G (en) | 1987-04-30 | 1993-03-31 | Wellhead seals |
Country Status (10)
Country | Link |
---|---|
US (1) | US4771828A (ja) |
EP (1) | EP0289106B1 (ja) |
JP (1) | JPS63272888A (ja) |
AT (1) | ATE80440T1 (ja) |
AU (1) | AU609079B2 (ja) |
BR (1) | BR8801845A (ja) |
CA (1) | CA1281282C (ja) |
DE (1) | DE3874401T2 (ja) |
NO (1) | NO881874L (ja) |
SG (1) | SG36493G (ja) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4771828A (en) * | 1987-04-30 | 1988-09-20 | Cameron Iron Works, Usa, Inc. | Wellhead seals |
GB8817554D0 (en) * | 1988-07-22 | 1988-08-24 | Cooper Ind Inc | Positioning components & energising sealing assemblies thereof |
US4969519A (en) * | 1989-06-28 | 1990-11-13 | Cooper Industries, Inc. | Subsea hanger and running tool |
US5026074A (en) * | 1989-06-30 | 1991-06-25 | Cooper Industries, Inc. | Annular metal-to-metal seal |
AU632564B2 (en) * | 1989-06-30 | 1993-01-07 | Cooper Cameron Corporation | Annular seal |
US5110144A (en) * | 1990-08-24 | 1992-05-05 | Cooper Industries, Inc. | Casing hanger seal assembly |
US5129660A (en) * | 1991-02-25 | 1992-07-14 | Cooper Industries, Inc. | Seal assembly for a well housing hanger structure |
US5193616A (en) * | 1991-08-06 | 1993-03-16 | Cooper Industries, Inc. | Tubing hanger seal assembly |
US5285853A (en) * | 1991-12-10 | 1994-02-15 | Abb Vetco Gray Inc. | Casing hanger seal with test port |
US6032958A (en) * | 1998-03-31 | 2000-03-07 | Hydril Company | Bi-directional pressure-energized metal seal |
US6367844B1 (en) * | 1999-06-22 | 2002-04-09 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Attachment fitting for pressure vessel |
GB0318181D0 (en) * | 2003-08-02 | 2003-09-03 | Weatherford Lamb | Seal arrangement |
US7861789B2 (en) * | 2005-02-09 | 2011-01-04 | Vetco Gray Inc. | Metal-to-metal seal for bridging hanger or tieback connection |
US8307889B2 (en) | 2010-05-13 | 2012-11-13 | Randy Lewkoski | Assembly for controlling annuli between tubulars |
US10113383B2 (en) * | 2012-05-10 | 2018-10-30 | Vetco Gray, LLC | Positive retention lock ring for tubing hanger |
US10472914B2 (en) | 2015-12-30 | 2019-11-12 | Cameron International Corporation | Hanger, hanger tool, and method of hanger installation |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1336738A (en) * | 1920-04-13 | Well-packer | ||
US2047569A (en) * | 1930-02-24 | 1936-07-14 | Walter A Loomis | Safety tubing gate |
US1983938A (en) * | 1933-01-23 | 1934-12-11 | Granville A Humason | Casing head equipment |
US1944840A (en) * | 1933-02-24 | 1934-01-23 | Margia Manning | Control head for wells |
US2075899A (en) * | 1933-09-12 | 1937-04-06 | Granville A Humason | Drilling head |
US2405152A (en) * | 1943-02-20 | 1946-08-06 | Sulzer Ag | Packing for cylindrical parts |
US2746486A (en) * | 1952-01-23 | 1956-05-22 | Gratzmuller Jean Louis | Fluid-tight assembly |
US3279806A (en) * | 1964-02-21 | 1966-10-18 | Goodrich Co B F | Seal assembly |
US4131287A (en) * | 1977-07-11 | 1978-12-26 | Exxon Production Research Company | Annular seal |
US4302018A (en) * | 1980-02-29 | 1981-11-24 | Foster-Miller Associates, Inc. | Packer arrangements for oil wells and the like |
US4595053A (en) * | 1984-06-20 | 1986-06-17 | Hughes Tool Company | Metal-to-metal seal casing hanger |
US4641841A (en) * | 1985-08-26 | 1987-02-10 | Hughes Tool Company | Metal seal for a tubular connection |
US4771828A (en) * | 1987-04-30 | 1988-09-20 | Cameron Iron Works, Usa, Inc. | Wellhead seals |
-
1987
- 1987-04-30 US US07/044,416 patent/US4771828A/en not_active Expired - Fee Related
-
1988
- 1988-01-11 DE DE8888300170T patent/DE3874401T2/de not_active Expired - Fee Related
- 1988-01-11 AT AT88300170T patent/ATE80440T1/de not_active IP Right Cessation
- 1988-01-11 EP EP88300170A patent/EP0289106B1/en not_active Expired - Lifetime
- 1988-01-12 CA CA000556285A patent/CA1281282C/en not_active Expired - Lifetime
- 1988-01-18 AU AU10347/88A patent/AU609079B2/en not_active Ceased
- 1988-01-27 JP JP63016768A patent/JPS63272888A/ja active Pending
- 1988-04-19 BR BR8801845A patent/BR8801845A/pt not_active IP Right Cessation
- 1988-04-29 NO NO881874A patent/NO881874L/no unknown
-
1993
- 1993-03-31 SG SG364/93A patent/SG36493G/en unknown
Also Published As
Publication number | Publication date |
---|---|
ATE80440T1 (de) | 1992-09-15 |
AU1034788A (en) | 1988-11-03 |
NO881874L (no) | 1988-10-31 |
NO881874D0 (no) | 1988-04-29 |
JPS63272888A (ja) | 1988-11-10 |
EP0289106A3 (en) | 1989-05-31 |
AU609079B2 (en) | 1991-04-26 |
DE3874401T2 (de) | 1993-01-21 |
US4771828A (en) | 1988-09-20 |
DE3874401D1 (de) | 1992-10-15 |
EP0289106B1 (en) | 1992-09-09 |
EP0289106A2 (en) | 1988-11-02 |
CA1281282C (en) | 1991-03-12 |
BR8801845A (pt) | 1988-11-22 |
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