BR8108007A - Conjunto de sede e vedacao para elemento de valvula de esfera - Google Patents
Conjunto de sede e vedacao para elemento de valvula de esferaInfo
- Publication number
- BR8108007A BR8108007A BR8108007A BR8108007A BR8108007A BR 8108007 A BR8108007 A BR 8108007A BR 8108007 A BR8108007 A BR 8108007A BR 8108007 A BR8108007 A BR 8108007A BR 8108007 A BR8108007 A BR 8108007A
- Authority
- BR
- Brazil
- Prior art keywords
- seal
- valve element
- seat assembly
- sphere valve
- sphere
- Prior art date
Links
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
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0663—Packings
- F16K5/0673—Composite packings
-
- 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
- E21B2200/04—Ball valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Taps Or Cocks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US21447380A | 1980-12-09 | 1980-12-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8108007A true BR8108007A (pt) | 1982-09-21 |
Family
ID=22799204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8108007A BR8108007A (pt) | 1980-12-09 | 1981-12-09 | Conjunto de sede e vedacao para elemento de valvula de esfera |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0053983A1 (pt) |
AU (1) | AU7838081A (pt) |
BR (1) | BR8108007A (pt) |
ES (1) | ES8301343A1 (pt) |
MX (1) | MX154349A (pt) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9612609D0 (en) * | 1996-06-17 | 1996-08-21 | Petroline Wireline Services | Downhole apparatus |
US6668933B2 (en) | 2000-10-23 | 2003-12-30 | Abb Vetco Gray Inc. | Ball valve seat and support |
US9982789B2 (en) | 2009-12-07 | 2018-05-29 | Cameron International Corporation | Self-relieving ball valve seat |
US8998172B2 (en) * | 2010-05-07 | 2015-04-07 | Spx Corporation | Ball valve seat seal |
US9657848B2 (en) * | 2011-01-03 | 2017-05-23 | Cameron International Corporation | Trunnion ball valve with interchangeable and replaceable seat insert |
US8607882B2 (en) * | 2011-04-27 | 2013-12-17 | Halliburton Energy Services, Inc. | Load balancing spherical diameter single seat ball system |
CN102518823B (zh) * | 2011-12-27 | 2014-03-26 | 四川精控阀门制造有限公司 | 阀座密封结构 |
NO2895683T3 (pt) * | 2012-09-12 | 2018-03-03 | ||
CA2924880C (en) | 2013-12-27 | 2018-06-05 | Halliburton Energy Services, Inc. | Ball valve having dual pistons each individually actuable |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3494419A (en) * | 1968-04-24 | 1970-02-10 | Schlumberger Technology Corp | Selectively-operable well tools |
IT986033B (it) * | 1972-03-22 | 1975-01-10 | Baker Oil Tools Inc | Valvola a sfera con sigillo resiliente |
US3901315A (en) * | 1974-04-11 | 1975-08-26 | Del Norte Technology | Downhole valve |
-
1981
- 1981-12-07 EP EP81401941A patent/EP0053983A1/en not_active Withdrawn
- 1981-12-07 ES ES507768A patent/ES8301343A1/es not_active Expired
- 1981-12-08 AU AU78380/81A patent/AU7838081A/en not_active Abandoned
- 1981-12-09 MX MX190515A patent/MX154349A/es unknown
- 1981-12-09 BR BR8108007A patent/BR8108007A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
AU7838081A (en) | 1982-06-17 |
EP0053983A1 (en) | 1982-06-16 |
ES507768A0 (es) | 1982-11-16 |
MX154349A (es) | 1987-07-20 |
ES8301343A1 (es) | 1982-11-16 |
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