FR568542A - Method and apparatus for performing boreholes and more particularly deep boreholes in rocky terrain - Google Patents
Method and apparatus for performing boreholes and more particularly deep boreholes in rocky terrainInfo
- Publication number
- FR568542A FR568542A FR568542DA FR568542A FR 568542 A FR568542 A FR 568542A FR 568542D A FR568542D A FR 568542DA FR 568542 A FR568542 A FR 568542A
- Authority
- FR
- France
- Prior art keywords
- boreholes
- particularly deep
- rocky terrain
- rocky
- terrain
- 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
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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/16—Applying separate balls or pellets by the pressure of the drill, so-called shot-drilling
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE568542X | 1922-07-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR568542A true FR568542A (en) | 1924-03-28 |
Family
ID=6568129
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR568542D Expired FR568542A (en) | 1922-07-10 | 1923-07-10 | Method and apparatus for performing boreholes and more particularly deep boreholes in rocky terrain |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR568542A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2468025A1 (en) * | 1979-10-16 | 1981-04-30 | Upat Max Langensiepen Kg | METHOD FOR POSITIONING AN ANCHOR BOLT IN A FASTENING BRACKET; ANCHOR BOLT FOR IMPLEMENTING THE METHOD AND METHOD FOR MANUFACTURING THE ANCHOR BOLT. |
-
1923
- 1923-07-10 FR FR568542D patent/FR568542A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2468025A1 (en) * | 1979-10-16 | 1981-04-30 | Upat Max Langensiepen Kg | METHOD FOR POSITIONING AN ANCHOR BOLT IN A FASTENING BRACKET; ANCHOR BOLT FOR IMPLEMENTING THE METHOD AND METHOD FOR MANUFACTURING THE ANCHOR BOLT. |
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