DE111057C - - Google Patents
Info
- Publication number
- DE111057C DE111057C DENDAT111057D DE111057DA DE111057C DE 111057 C DE111057 C DE 111057C DE NDAT111057 D DENDAT111057 D DE NDAT111057D DE 111057D A DE111057D A DE 111057DA DE 111057 C DE111057 C DE 111057C
- Authority
- DE
- Germany
- Prior art keywords
- drill
- pipe
- slide
- rod
- piece
- 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/08—Down-hole impacting means, e.g. hammers impact being obtained by gravity only, e.g. with lost-motion connection
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 |
|---|---|
| DE111057C true DE111057C (enExample) |
Family
ID=380826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT111057D Active DE111057C (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE111057C (enExample) |
-
0
- DE DENDAT111057D patent/DE111057C/de active Active
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