FR34632E - - Google Patents
Info
- Publication number
- FR34632E FR34632E FR34632DA FR34632E FR 34632 E FR34632 E FR 34632E FR 34632D A FR34632D A FR 34632DA FR 34632 E FR34632 E FR 34632E
- 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 DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/006—Means for anchoring the drilling machine to the ground
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR34632E true FR34632E (en) | 1929-09-19 |
Family
ID=1362524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR34632D Expired FR34632E (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR34632E (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1125861B (en) * | 1954-01-22 | 1962-03-22 | Beien Maschfab | Method and device for driving mining roads, especially in steep terrain |
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0
- FR FR34632D patent/FR34632E/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1125861B (en) * | 1954-01-22 | 1962-03-22 | Beien Maschfab | Method and device for driving mining roads, especially in steep terrain |