DE199064C - - Google Patents
Info
- Publication number
- DE199064C DE199064C DENDAT199064D DE199064DA DE199064C DE 199064 C DE199064 C DE 199064C DE NDAT199064 D DENDAT199064 D DE NDAT199064D DE 199064D A DE199064D A DE 199064DA DE 199064 C DE199064 C DE 199064C
- Authority
- DE
- Germany
- Prior art keywords
- sleeve
- spindle
- nut
- drill
- feed
- 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 6
- 239000011435 rock Substances 0.000 description 2
- 241000131971 Bradyrhizobiaceae Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000001105 regulatory effect Effects 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
-
- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
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 |
|---|---|
| DE199064C true DE199064C (forum.php) |
Family
ID=461810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT199064D Active DE199064C (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE199064C (forum.php) |
-
0
- DE DENDAT199064D patent/DE199064C/de active Active
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