FR2085618A1 - - Google Patents
Info
- Publication number
- FR2085618A1 FR2085618A1 FR7111623A FR7111623A FR2085618A1 FR 2085618 A1 FR2085618 A1 FR 2085618A1 FR 7111623 A FR7111623 A FR 7111623A FR 7111623 A FR7111623 A FR 7111623A FR 2085618 A1 FR2085618 A1 FR 2085618A1
- Authority
- FR
- France
- 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
- E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2288170A | 1970-03-26 | 1970-03-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2085618A1 true FR2085618A1 (cs) | 1971-12-24 |
| FR2085618B1 FR2085618B1 (cs) | 1975-04-18 |
Family
ID=21811916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7111623A Expired FR2085618B1 (cs) | 1970-03-26 | 1971-03-26 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3581819A (cs) |
| FR (1) | FR2085618B1 (cs) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2422812A1 (fr) * | 1977-12-27 | 1979-11-09 | Otis Eng Co | Systeme a outil de puits |
| FR2484522A1 (fr) * | 1980-06-16 | 1981-12-18 | Otis Eng Co | Soupape d'egalisation et amortisseur destines a un chapelet d'outils dans un puits de forage |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4628495A (en) * | 1982-08-09 | 1986-12-09 | Dresser Industries, Inc. | Measuring while drilling apparatus mud pressure signal valve |
| US4471841A (en) * | 1982-09-21 | 1984-09-18 | El Paso Exploration Company | Pressure balanced valve |
| GB2260150B (en) * | 1991-10-04 | 1995-03-08 | Fmc Corp | Well apparatus |
| US6769490B2 (en) * | 2002-07-01 | 2004-08-03 | Allamon Interests | Downhole surge reduction method and apparatus |
| US7111677B2 (en) * | 2003-04-16 | 2006-09-26 | Baker Hughes Incorporated | Sand control for blanking plug and method of use |
| US8939216B2 (en) * | 2007-12-20 | 2015-01-27 | Cameron International Corporation | System and method for snubbing under pressure |
| US8701756B2 (en) | 2008-03-25 | 2014-04-22 | Cameron International Corporation | Internal lockdown snubbing plug |
| GB201206157D0 (en) * | 2012-04-05 | 2012-05-23 | Rmspumptools Ltd | Apparatus and method |
| US10066461B2 (en) | 2013-03-07 | 2018-09-04 | Geodynamics, Inc. | Hydraulic delay toe valve system and method |
| US10138725B2 (en) | 2013-03-07 | 2018-11-27 | Geodynamics, Inc. | Hydraulic delay toe valve system and method |
| US20150369009A1 (en) * | 2013-03-07 | 2015-12-24 | Geodynamics, Inc. | Hydraulic Delay Toe Valve System and Method |
| US10138709B2 (en) | 2013-03-07 | 2018-11-27 | Geodynamics, Inc. | Hydraulic delay toe valve system and method |
| MX2018001272A (es) | 2015-07-31 | 2020-11-09 | Abd Tech Llc | Sistema de fracturación descendente. |
| US20170275969A1 (en) * | 2016-03-24 | 2017-09-28 | Baker Hughes Incorporated | Treatment Ported Sub and Method of Use |
| GB2595365B (en) | 2016-05-03 | 2022-03-09 | Darcy Tech Limited | Downhole apparatus |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3151681A (en) * | 1960-08-08 | 1964-10-06 | Cicero C Brown | Sleeve valve for well pipes |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3273649A (en) * | 1966-09-20 | Equalizing valve means | ||
| US2394759A (en) * | 1940-05-13 | 1946-02-12 | Charles R Edwards | Method of recovering elements from well bores |
-
1970
- 1970-03-26 US US22881A patent/US3581819A/en not_active Expired - Lifetime
-
1971
- 1971-03-26 FR FR7111623A patent/FR2085618B1/fr not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3151681A (en) * | 1960-08-08 | 1964-10-06 | Cicero C Brown | Sleeve valve for well pipes |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2422812A1 (fr) * | 1977-12-27 | 1979-11-09 | Otis Eng Co | Systeme a outil de puits |
| FR2484522A1 (fr) * | 1980-06-16 | 1981-12-18 | Otis Eng Co | Soupape d'egalisation et amortisseur destines a un chapelet d'outils dans un puits de forage |
Also Published As
| Publication number | Publication date |
|---|---|
| US3581819A (en) | 1971-06-01 |
| FR2085618B1 (cs) | 1975-04-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |