IE39746L - Working under-water - Google Patents
Working under-waterInfo
- Publication number
- IE39746L IE39746L IE740210A IE21074A IE39746L IE 39746 L IE39746 L IE 39746L IE 740210 A IE740210 A IE 740210A IE 21074 A IE21074 A IE 21074A IE 39746 L IE39746 L IE 39746L
- Authority
- IE
- Ireland
- Prior art keywords
- water
- working under
- working
- under
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 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
- E21B33/035—Well heads; Setting-up thereof specially adapted for underwater installations
- E21B33/037—Protective housings therefor
-
- 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
- E21B34/02—Valve arrangements for boreholes or wells in well heads
- E21B34/04—Valve arrangements for boreholes or wells in well heads in underwater well heads
-
- 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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/06—Work chambers for underwater operations, e.g. temporarily connected to well heads
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)
- Toys (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IE472/77A IE39747B1 (en) | 1974-01-05 | 1974-01-05 | Improvements in sub-sey well heads |
IE473/77A IE39748B1 (en) | 1974-02-05 | 1974-02-05 | Improvements in sealing arrangements for use under water |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3666773A GB1404529A (en) | 1972-08-03 | 1973-08-01 | Circuit for the regeneration of the timing of a pcm signal |
Publications (2)
Publication Number | Publication Date |
---|---|
IE39746L true IE39746L (en) | 1974-08-05 |
IE39746B1 IE39746B1 (en) | 1978-12-20 |
Family
ID=10390186
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IE210/74A IE39746B1 (en) | 1973-08-01 | 1974-02-05 | A method of working under water and apparatus therefor |
Country Status (2)
Country | Link |
---|---|
FR (2) | FR2352152A1 (en) |
IE (1) | IE39746B1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111746768B (en) * | 2020-06-28 | 2022-03-18 | 中国舰船研究设计中心 | Exhaust pipe chimney roof waterproof sealing device |
-
1974
- 1974-02-05 IE IE210/74A patent/IE39746B1/en unknown
-
1977
- 1977-05-23 FR FR7715666A patent/FR2352152A1/en active Granted
- 1977-05-23 FR FR7715667A patent/FR2352226A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2352152A1 (en) | 1977-12-16 |
FR2352226B1 (en) | 1980-01-18 |
IE39746B1 (en) | 1978-12-20 |
FR2352152B1 (en) | 1980-01-18 |
FR2352226A1 (en) | 1977-12-16 |
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IE39746L (en) | Working under-water |