IT8248430A0 - Dispositivo anulare di chiusura a tenuta - Google Patents
Dispositivo anulare di chiusura a tenutaInfo
- Publication number
- IT8248430A0 IT8248430A0 IT8248430A IT4843082A IT8248430A0 IT 8248430 A0 IT8248430 A0 IT 8248430A0 IT 8248430 A IT8248430 A IT 8248430A IT 4843082 A IT4843082 A IT 4843082A IT 8248430 A0 IT8248430 A0 IT 8248430A0
- Authority
- IT
- Italy
- Prior art keywords
- closing device
- annular seal
- seal closing
- annular
- seal
- Prior art date
Links
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
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/166—Sealings between relatively-moving surfaces with means to prevent the extrusion of the packing
-
- 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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/1208—Packers; Plugs characterised by the construction of the sealing or packing means
- E21B33/1216—Anti-extrusion means, e.g. means to prevent cold flow of rubber packing
-
- 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)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
- Centrifugal Separators (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/265,223 US4349205A (en) | 1981-05-19 | 1981-05-19 | Annulus sealing device with anti-extrusion rings |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8248430A0 true IT8248430A0 (it) | 1982-05-17 |
IT1147974B IT1147974B (it) | 1986-11-26 |
Family
ID=23009547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48430/82A IT1147974B (it) | 1981-05-19 | 1982-05-17 | Dispositivo anulare di chiusura a tenuta |
Country Status (12)
Country | Link |
---|---|
US (1) | US4349205A (it) |
AR (1) | AR228399A1 (it) |
AU (1) | AU533852B2 (it) |
BR (1) | BR8202875A (it) |
CA (1) | CA1164022A (it) |
DE (1) | DE3218751A1 (it) |
DK (1) | DK224082A (it) |
FR (1) | FR2506419B1 (it) |
GB (1) | GB2098676B (it) |
IT (1) | IT1147974B (it) |
NL (1) | NL8202051A (it) |
NO (1) | NO821649L (it) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110107247A (zh) * | 2019-05-30 | 2019-08-09 | 广州加士特密封技术有限公司 | 一种卡瓦密封结构 |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4489916A (en) * | 1982-04-07 | 1984-12-25 | Cameron Iron Works, Inc. | Valve and stem seal therefor |
US4496162A (en) * | 1982-08-23 | 1985-01-29 | Cameron Iron Works, Inc. | Well sealing assembly having resilient seal ring with metal end caps |
US4524981A (en) * | 1983-11-22 | 1985-06-25 | Smith International, Inc. | Annular seal with V-cut |
US4645214A (en) * | 1985-05-16 | 1987-02-24 | Cameron Iron Works, Inc. | Wellhead sealing assembly |
AT386456B (de) * | 1986-04-24 | 1988-08-25 | Oemv Ag | Dichtungsanordnung fuer das obere ende einer steigrohr- bzw. foerderleitung |
US4730835A (en) * | 1986-09-29 | 1988-03-15 | Baker Oil Tools, Inc. | Anti-extrusion seal element |
US4907812A (en) * | 1986-10-06 | 1990-03-13 | Cooper Industries Inc. | Bi-directional unsupported area seal |
US4718679A (en) * | 1987-01-15 | 1988-01-12 | Cooper Industries | Lockdown ring assembly for wellhead seal |
US4973065A (en) * | 1989-10-20 | 1990-11-27 | A. W. Chesterton Company | Seal assembly |
DE4038619C2 (de) * | 1990-12-04 | 1996-01-25 | Busak & Shamban Gmbh & Co | Anordnung zum Abdichten eines Zwischenraumes |
US5342066A (en) * | 1992-10-26 | 1994-08-30 | Fmc Corporation | Non-extrusion device for split annular casing/tubing hanger compression seals |
US5584489A (en) * | 1995-06-07 | 1996-12-17 | Exxon Production Research Company | Primary and secondary seal assemblies with contacting convex surfaces |
GB2377960B (en) * | 1998-05-08 | 2003-03-19 | Baker Hughes Inc | Removable nonmetallic bridge plug or packer |
US6167963B1 (en) * | 1998-05-08 | 2001-01-02 | Baker Hughes Incorporated | Removable non-metallic bridge plug or packer |
US6102117A (en) * | 1998-05-22 | 2000-08-15 | Halliburton Energy Services, Inc. | Retrievable high pressure, high temperature packer apparatus with anti-extrusion system |
US6648337B1 (en) * | 1998-11-14 | 2003-11-18 | Polymer Sealing Solutions, Inc. | Backup ring with controlled spacing |
US6712153B2 (en) * | 2001-06-27 | 2004-03-30 | Weatherford/Lamb, Inc. | Resin impregnated continuous fiber plug with non-metallic element system |
US20040007829A1 (en) * | 2001-09-07 | 2004-01-15 | Ross Colby M. | Downhole seal assembly and method for use of same |
US6769695B2 (en) * | 2001-12-14 | 2004-08-03 | Kmt Waterjet Systems, Inc. | Back-up rings for high pressure seals, packing assembly, and pumps incorporating same |
US6969070B2 (en) * | 2002-04-12 | 2005-11-29 | Dril-Quip, Inc. | Split carrier annulus seal assembly for wellhead systems |
US7036602B2 (en) | 2003-07-14 | 2006-05-02 | Weatherford/Lamb, Inc. | Retrievable bridge plug |
US7341258B2 (en) * | 2004-09-24 | 2008-03-11 | Greene, Tweed Of Delaware, Inc. | Cammed seal assembly with sealing ring having an angled leg portion and foot portion with elastomeric energizer element |
US20060232019A1 (en) * | 2005-04-19 | 2006-10-19 | Garrison Hubert F | Encapsulated back-up system for use with seal system |
GB2465435B (en) * | 2008-11-25 | 2011-02-23 | Saint Gobain Performance Plast | Process control of tolerance rings |
US20120038115A1 (en) * | 2009-02-12 | 2012-02-16 | Halliburton Energy Services, Inc. | Anti-Extrusion Seal for High Temperature Applications |
SG2012071635A (en) * | 2009-03-27 | 2014-04-28 | Cameron Int Corp | Full bore compression sealing method |
US9080423B2 (en) * | 2010-10-11 | 2015-07-14 | National Oilwell Varco, L.P. | 3-ring non-extrusion seal assembly and method |
US20140138082A1 (en) * | 2012-11-16 | 2014-05-22 | Vetco Gray Inc. | Thermally-sensitive triggering mechanism for selective mechanical energization of annular seal element |
US20150330169A1 (en) * | 2014-05-13 | 2015-11-19 | Ge Oil & Gas Pressure Control Lp | Enhanced Wellhead Clamp Type Hub Connection |
CA2869885A1 (en) * | 2014-10-30 | 2016-04-30 | Cathedral Energy Services Ltd. | Seal for an oil sealed bearing assembly |
US10294749B2 (en) * | 2016-09-27 | 2019-05-21 | Weatherford Technology Holdings, Llc | Downhole packer element with propped element spacer |
US9926762B1 (en) * | 2016-11-11 | 2018-03-27 | Baker Hughes, A Ge Company, Llc | Downhole sealing apparatus |
US10634255B2 (en) * | 2016-12-21 | 2020-04-28 | Baker Hughes, A Ge Company, Llc | Pressure activated anti-extrusion ring for annular seal, seal configuration, and method |
BR112021021886B1 (pt) * | 2019-05-03 | 2023-12-26 | Oil States Industries (Uk) Limited | Mecanismo de vedação acionável, método de vedar um canal de fluido fornecido entre dois membros tubulares coaxialmente dispostos, montagem de junta de integração, método de perfuração, mecanismo de vedação de tubo e método de vedar um canal de fluido anular entre um tubo interno e um tubo externo |
US20240167594A1 (en) * | 2022-11-22 | 2024-05-23 | Baker Hughes Oilfield Operations Llc | Seal retaining configuration and method |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA506965A (en) * | 1954-11-02 | W. Sharp Charles | Sealing glands or packings | |
GB224101A (en) * | 1923-12-01 | 1924-11-06 | Robert Arnold Blakeborough | An improvement in packings for pistons, plungers and the like |
GB837583A (en) * | 1957-09-03 | 1960-06-15 | Mission Mfg Co | Packing assemblies |
US3132869A (en) * | 1961-03-13 | 1964-05-12 | Malcolm R Maben | Fluid pressure responsive seal assembly |
FR1581477A (it) * | 1968-02-27 | 1969-09-19 | ||
GB1297161A (it) * | 1969-01-10 | 1972-11-22 | ||
GB1316842A (en) * | 1970-03-31 | 1973-05-16 | Hallite Holdings Ltd | Piston seal and bearing assembly |
US4059280A (en) * | 1975-07-02 | 1977-11-22 | Hall & Hall Limited | Seal ring assembly |
GB1510251A (en) * | 1976-01-16 | 1978-05-10 | Mcevoy Oilfield Equipment Co | Well pipe suspension apparatus |
US4052112A (en) * | 1976-05-14 | 1977-10-04 | Disogrin Industries, Inc. | Piston seal |
US4138144A (en) * | 1977-04-26 | 1979-02-06 | Nl Industries, Inc. | Wellhead sealing assembly |
GB1558425A (en) * | 1978-01-13 | 1980-01-03 | Bestobell Seals Ltd | Sealing ring assemblies |
DE8014568U1 (de) * | 1980-05-30 | 1980-10-09 | Jeschke, Immanuel, 3203 Sarstedt | Vorrichtung zur einfuehrung eines gasrohres |
-
1981
- 1981-05-19 US US06/265,223 patent/US4349205A/en not_active Expired - Fee Related
-
1982
- 1982-04-28 GB GB8212299A patent/GB2098676B/en not_active Expired
- 1982-05-06 CA CA000402379A patent/CA1164022A/en not_active Expired
- 1982-05-14 AU AU83744/82A patent/AU533852B2/en not_active Ceased
- 1982-05-17 IT IT48430/82A patent/IT1147974B/it active
- 1982-05-17 AR AR289424A patent/AR228399A1/es active
- 1982-05-18 BR BR8202875A patent/BR8202875A/pt unknown
- 1982-05-18 NL NL8202051A patent/NL8202051A/nl not_active Application Discontinuation
- 1982-05-18 FR FR8208711A patent/FR2506419B1/fr not_active Expired
- 1982-05-18 DK DK224082A patent/DK224082A/da not_active Application Discontinuation
- 1982-05-18 DE DE3218751A patent/DE3218751A1/de not_active Ceased
- 1982-05-18 NO NO821649A patent/NO821649L/no unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110107247A (zh) * | 2019-05-30 | 2019-08-09 | 广州加士特密封技术有限公司 | 一种卡瓦密封结构 |
Also Published As
Publication number | Publication date |
---|---|
NO821649L (no) | 1982-11-22 |
US4349205A (en) | 1982-09-14 |
AR228399A1 (es) | 1983-02-28 |
GB2098676B (en) | 1985-08-14 |
FR2506419A1 (fr) | 1982-11-26 |
GB2098676A (en) | 1982-11-24 |
BR8202875A (pt) | 1983-04-26 |
FR2506419B1 (fr) | 1985-08-09 |
DE3218751A1 (de) | 1982-12-09 |
NL8202051A (nl) | 1982-12-16 |
CA1164022A (en) | 1984-03-20 |
DK224082A (da) | 1982-11-20 |
AU8374482A (en) | 1982-12-09 |
IT1147974B (it) | 1986-11-26 |
AU533852B2 (en) | 1983-12-15 |
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