FR2081149B2 - - Google Patents
Info
- Publication number
- FR2081149B2 FR2081149B2 FR7008542A FR7008542A FR2081149B2 FR 2081149 B2 FR2081149 B2 FR 2081149B2 FR 7008542 A FR7008542 A FR 7008542A FR 7008542 A FR7008542 A FR 7008542A FR 2081149 B2 FR2081149 B2 FR 2081149B2
- 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.)
- Expired
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
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
- E21B25/18—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being specially adapted for operation under water
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)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7008542A FR2081149B2 (cs) | 1970-03-10 | 1970-03-10 | |
| NL7103038A NL7103038A (cs) | 1970-03-10 | 1971-03-08 | |
| GB2352971A GB1315076A (en) | 1970-03-10 | 1971-04-19 | Underwater percussion corer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7008542A FR2081149B2 (cs) | 1970-03-10 | 1970-03-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2081149A2 FR2081149A2 (cs) | 1971-12-03 |
| FR2081149B2 true FR2081149B2 (cs) | 1974-07-12 |
Family
ID=9052029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7008542A Expired FR2081149B2 (cs) | 1970-03-10 | 1970-03-10 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR2081149B2 (cs) |
| GB (1) | GB1315076A (cs) |
| NL (1) | NL7103038A (cs) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3372760A (en) * | 1965-03-30 | 1968-03-12 | Navy Usa | Free-fall core sampler |
-
1970
- 1970-03-10 FR FR7008542A patent/FR2081149B2/fr not_active Expired
-
1971
- 1971-03-08 NL NL7103038A patent/NL7103038A/xx unknown
- 1971-04-19 GB GB2352971A patent/GB1315076A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2081149A2 (cs) | 1971-12-03 |
| NL7103038A (cs) | 1971-09-14 |
| GB1315076A (en) | 1973-04-26 |