FR442495A - Hammer drill with fixing device - Google Patents
Hammer drill with fixing deviceInfo
- Publication number
- FR442495A FR442495A FR442495A FR442495DA FR442495A FR 442495 A FR442495 A FR 442495A FR 442495 A FR442495 A FR 442495A FR 442495D A FR442495D A FR 442495DA FR 442495 A FR442495 A FR 442495A
- Authority
- FR
- France
- Prior art keywords
- fixing device
- hammer drill
- hammer
- drill
- fixing
- 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
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/006—Means for anchoring the drilling machine to the ground
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (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 |
---|---|---|---|
FR442495T | 1912-04-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR442495A true FR442495A (en) | 1912-09-02 |
Family
ID=1483655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR442495A Expired FR442495A (en) | 1912-04-12 | 1912-04-12 | Hammer drill with fixing device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR442495A (en) |
-
1912
- 1912-04-12 FR FR442495A patent/FR442495A/en not_active Expired
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