JPH0361834B2 - - Google Patents
Info
- Publication number
- JPH0361834B2 JPH0361834B2 JP59071675A JP7167584A JPH0361834B2 JP H0361834 B2 JPH0361834 B2 JP H0361834B2 JP 59071675 A JP59071675 A JP 59071675A JP 7167584 A JP7167584 A JP 7167584A JP H0361834 B2 JPH0361834 B2 JP H0361834B2
- Authority
- JP
- Japan
- Prior art keywords
- packer
- annular
- opening
- plug
- prevention device
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims abstract 2
- 230000002265 prevention Effects 0.000 claims description 25
- 239000003129 oil well Substances 0.000 description 3
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
- E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Closures For Containers (AREA)
- Processing Of Meat And Fish (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48451283A | 1983-04-13 | 1983-04-13 | |
| US484512 | 1983-04-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59199989A JPS59199989A (ja) | 1984-11-13 |
| JPH0361834B2 true JPH0361834B2 (de) | 1991-09-24 |
Family
ID=23924456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59071675A Granted JPS59199989A (ja) | 1983-04-13 | 1984-04-10 | 環状ブロ−アウト防止装置 |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0122708B1 (de) |
| JP (1) | JPS59199989A (de) |
| AT (1) | ATE36578T1 (de) |
| DE (1) | DE3473489D1 (de) |
| SG (1) | SG19789G (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6352120B1 (en) * | 1999-02-08 | 2002-03-05 | Hydril Company | Packer insert for sealing on multiple items in the wellbore |
| US9938793B2 (en) | 2015-11-24 | 2018-04-10 | Freudenberg Oil & Gas, Llc | Spherical blow out preventer annular seal |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2154955A (en) * | 1937-02-02 | 1939-04-18 | Kerotest Mfg Company | Well casing control valve |
| US2320974A (en) * | 1941-08-18 | 1943-06-01 | Macclatchie Mfg Company Of Cal | Blowout preventer |
| US2592197A (en) * | 1947-10-27 | 1952-04-08 | Jr Frank J Schweitzer | Side-plug hydraulic cellar gate |
| US3915425A (en) * | 1973-01-22 | 1975-10-28 | Hydril Co | Blowout preventer with variable inside diameter |
| US4310139A (en) * | 1980-04-04 | 1982-01-12 | Cameron Iron Works, Inc. | Annular blowout preventer |
-
1984
- 1984-03-08 AT AT84301549T patent/ATE36578T1/de active
- 1984-03-08 DE DE8484301549T patent/DE3473489D1/de not_active Expired
- 1984-03-08 EP EP84301549A patent/EP0122708B1/de not_active Expired
- 1984-04-10 JP JP59071675A patent/JPS59199989A/ja active Granted
-
1989
- 1989-03-31 SG SG197/89A patent/SG19789G/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ATE36578T1 (de) | 1988-09-15 |
| EP0122708A2 (de) | 1984-10-24 |
| JPS59199989A (ja) | 1984-11-13 |
| EP0122708B1 (de) | 1988-08-17 |
| EP0122708A3 (en) | 1985-05-15 |
| SG19789G (en) | 1989-09-01 |
| DE3473489D1 (en) | 1988-09-22 |
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