DE269330C - - Google Patents
Info
- Publication number
- DE269330C DE269330C DENDAT269330D DE269330DA DE269330C DE 269330 C DE269330 C DE 269330C DE NDAT269330 D DENDAT269330 D DE NDAT269330D DE 269330D A DE269330D A DE 269330DA DE 269330 C DE269330 C DE 269330C
- Authority
- DE
- Germany
- Prior art keywords
- piston
- pressure medium
- drill
- cylinder
- open
- 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
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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
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 |
|---|---|
| DE269330C true DE269330C (cg-RX-API-DMAC10.html) |
Family
ID=526203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT269330D Active DE269330C (cg-RX-API-DMAC10.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE269330C (cg-RX-API-DMAC10.html) |
-
0
- DE DENDAT269330D patent/DE269330C/de active Active
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