FR1275673A - Perforateur pour le perçage des murs - Google Patents
Perforateur pour le perçage des mursInfo
- Publication number
- FR1275673A FR1275673A FR846011A FR846011A FR1275673A FR 1275673 A FR1275673 A FR 1275673A FR 846011 A FR846011 A FR 846011A FR 846011 A FR846011 A FR 846011A FR 1275673 A FR1275673 A FR 1275673A
- Authority
- FR
- France
- Prior art keywords
- hole punch
- wall drilling
- drilling
- wall
- punch
- 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
- 238000005553 drilling Methods 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
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
- E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR846011A FR1275673A (fr) | 1960-12-06 | 1960-12-06 | Perforateur pour le perçage des murs |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR846011A FR1275673A (fr) | 1960-12-06 | 1960-12-06 | Perforateur pour le perçage des murs |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1275673A true FR1275673A (fr) | 1961-11-10 |
Family
ID=8744130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR846011A Expired FR1275673A (fr) | 1960-12-06 | 1960-12-06 | Perforateur pour le perçage des murs |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1275673A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4948306A (en) * | 1987-08-08 | 1990-08-14 | Aldof Wurth GmbH & Co. KG | Drill |
-
1960
- 1960-12-06 FR FR846011A patent/FR1275673A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4948306A (en) * | 1987-08-08 | 1990-08-14 | Aldof Wurth GmbH & Co. KG | Drill |
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