DE214453C - - Google Patents
Info
- Publication number
- DE214453C DE214453C DENDAT214453D DE214453DA DE214453C DE 214453 C DE214453 C DE 214453C DE NDAT214453 D DENDAT214453 D DE NDAT214453D DE 214453D A DE214453D A DE 214453DA DE 214453 C DE214453 C DE 214453C
- Authority
- DE
- Germany
- Prior art keywords
- piston
- tool
- drilling machine
- rock drilling
- machine according
- 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
- 238000005553 drilling Methods 0.000 claims description 10
- 239000011435 rock Substances 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 1
- 239000003245 coal Substances 0.000 description 2
- 241000131971 Bradyrhizobiaceae Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 238000004804 winding Methods 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
- E21B1/00—Percussion drilling
- E21B1/38—Hammer piston type, i.e. in which the tool bit or anvil is hit by an impulse member
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)
- Portable Nailing Machines And Staplers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE214453C true DE214453C (cs) |
Family
ID=476032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT214453D Active DE214453C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE214453C (cs) |
-
0
- DE DENDAT214453D patent/DE214453C/de active Active
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