JPS4913727A - - Google Patents
Info
- Publication number
- JPS4913727A JPS4913727A JP47128060A JP12806072A JPS4913727A JP S4913727 A JPS4913727 A JP S4913727A JP 47128060 A JP47128060 A JP 47128060A JP 12806072 A JP12806072 A JP 12806072A JP S4913727 A JPS4913727 A JP S4913727A
- Authority
- JP
- Japan
- 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.)
- Granted
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
- E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
-
- 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
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Taps Or Cocks (AREA)
- Mechanically-Actuated Valves (AREA)
- Check Valves (AREA)
- Braking Arrangements (AREA)
- Multiple-Way Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23692972A | 1972-03-22 | 1972-03-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4913727A true JPS4913727A (he) | 1974-02-06 |
| JPS5441003B2 JPS5441003B2 (he) | 1979-12-06 |
Family
ID=22891583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12806072A Expired JPS5441003B2 (he) | 1972-03-22 | 1972-12-20 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5441003B2 (he) |
| CA (1) | CA960637A (he) |
| DE (1) | DE2313937C3 (he) |
| FR (1) | FR2176659B1 (he) |
| GB (2) | GB1390049A (he) |
| IT (1) | IT986033B (he) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5085371A (he) * | 1973-11-28 | 1975-07-09 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4062406A (en) * | 1976-10-15 | 1977-12-13 | Baker International Corporation | Valve and lubricator apparatus |
| EP0053983A1 (en) * | 1980-12-09 | 1982-06-16 | Schlumberger Technology Corporation | Composite ball valve seal assembly |
| US5050839A (en) * | 1989-02-15 | 1991-09-24 | Otis Engineering Corporation | Valve |
| GB0423015D0 (en) | 2004-10-16 | 2004-11-17 | Enovate Systems Ltd | Improved ball valve |
| US7469708B2 (en) * | 2004-12-21 | 2008-12-30 | Fisher Controls International Llc | Universal fluid valve body |
| CN107387002B (zh) * | 2017-08-31 | 2023-03-24 | 成都西南石大石油工程技术有限公司 | 一种双通道旋塞阀 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3233860A (en) * | 1962-04-16 | 1966-02-08 | Otis Eng Co | Ball valve improvement |
| US3249124A (en) * | 1963-06-14 | 1966-05-03 | Schlumberger Well Surv Corp | Borehole apparatus valves |
| US3583442A (en) * | 1968-12-23 | 1971-06-08 | Otis Eng Co | Rotary valves |
-
1972
- 1972-12-01 IT IT54420/72A patent/IT986033B/it active
- 1972-12-13 FR FR7244402A patent/FR2176659B1/fr not_active Expired
- 1972-12-14 GB GB5773772A patent/GB1390049A/en not_active Expired
- 1972-12-14 GB GB2578374A patent/GB1390050A/en not_active Expired
- 1972-12-20 JP JP12806072A patent/JPS5441003B2/ja not_active Expired
- 1972-12-22 CA CA159,799A patent/CA960637A/en not_active Expired
-
1973
- 1973-03-21 DE DE2313937A patent/DE2313937C3/de not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5085371A (he) * | 1973-11-28 | 1975-07-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2176659B1 (he) | 1976-08-20 |
| JPS5441003B2 (he) | 1979-12-06 |
| FR2176659A1 (he) | 1973-11-02 |
| CA960637A (en) | 1975-01-07 |
| DE2313937A1 (de) | 1973-09-27 |
| GB1390050A (en) | 1975-04-09 |
| DE2313937B2 (de) | 1975-03-06 |
| IT986033B (it) | 1975-01-10 |
| GB1390049A (en) | 1975-04-09 |
| DE2313937C3 (de) | 1975-10-23 |