GB869692A - Valve sub for oil well drilling and tubing strings - Google Patents
Valve sub for oil well drilling and tubing stringsInfo
- Publication number
- GB869692A GB869692A GB22571/59A GB2257159A GB869692A GB 869692 A GB869692 A GB 869692A GB 22571/59 A GB22571/59 A GB 22571/59A GB 2257159 A GB2257159 A GB 2257159A GB 869692 A GB869692 A GB 869692A
- Authority
- GB
- United Kingdom
- Prior art keywords
- rings
- tubing
- blocks
- plug
- string
- Prior art date
- 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.)
- Expired
Links
- 238000005553 drilling Methods 0.000 title abstract 2
- 239000003129 oil well Substances 0.000 title abstract 2
- 239000012530 fluid Substances 0.000 abstract 2
- 230000003190 augmentative effect Effects 0.000 abstract 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 230000000717 retained effect Effects 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
- E21B21/106—Valve arrangements outside the borehole, e.g. kelly valves
-
- 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)
- 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)
- Earth Drilling (AREA)
- Pipe Accessories (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US869692XA | 1958-07-07 | 1958-07-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB869692A true GB869692A (en) | 1961-06-07 |
Family
ID=22202041
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB22571/59A Expired GB869692A (en) | 1958-07-07 | 1959-07-01 | Valve sub for oil well drilling and tubing strings |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR1229372A (pt) |
GB (1) | GB869692A (pt) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2301855A (en) * | 1995-06-06 | 1996-12-18 | Petroleum Eng Services | Improvements relating to ball valves |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2502683A1 (fr) * | 1981-03-24 | 1982-10-01 | Flopetrol | Procede et equipement de forage d'une couche souterraine contenant des hydrocarbures, sans utilisation de boue de forage |
-
0
- FR FR1229372D patent/FR1229372A/fr not_active Expired
-
1959
- 1959-07-01 GB GB22571/59A patent/GB869692A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5865246A (en) * | 1995-06-05 | 1999-02-02 | Petroleum Engineering Services Limited | Ball valves |
GB2301855A (en) * | 1995-06-06 | 1996-12-18 | Petroleum Eng Services | Improvements relating to ball valves |
GB2301855B (en) * | 1995-06-06 | 1999-10-13 | Petroleum Eng Services | Improvements relating to ball valves |
Also Published As
Publication number | Publication date |
---|---|
FR1229372A (pt) | 1960-09-06 |
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