DE116174C - - Google Patents
Info
- Publication number
- DE116174C DE116174C DENDAT116174D DE116174DA DE116174C DE 116174 C DE116174 C DE 116174C DE NDAT116174 D DENDAT116174 D DE NDAT116174D DE 116174D A DE116174D A DE 116174DA DE 116174 C DE116174 C DE 116174C
- Authority
- DE
- Germany
- Prior art keywords
- drill
- handles
- head
- bohrleier
- connection
- 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.)
- Active
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 239000003245 coal Substances 0.000 description 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
- E21B11/00—Other drilling tools
- E21B11/005—Hand operated drilling tools
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)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE116174C true DE116174C (en, 2012) |
Family
ID=385551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT116174D Active DE116174C (en, 2012) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE116174C (en, 2012) |
-
0
- DE DENDAT116174D patent/DE116174C/de active Active
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