DE137932C - - Google Patents
Info
- Publication number
- DE137932C DE137932C DENDAT137932D DE137932DA DE137932C DE 137932 C DE137932 C DE 137932C DE NDAT137932 D DENDAT137932 D DE NDAT137932D DE 137932D A DE137932D A DE 137932DA DE 137932 C DE137932 C DE 137932C
- Authority
- DE
- Germany
- Prior art keywords
- parts
- pull rod
- rod
- clamping jaws
- enable
- 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
- 238000000926 separation method Methods 0.000 claims description 2
- 241000509297 Pardirallus Species 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
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/12—Grappling tools, e.g. tongs or grabs
- E21B31/20—Grappling tools, e.g. tongs or grabs gripping internally, e.g. fishing spears
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Marine Sciences & Fisheries (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 |
|---|---|
| DE137932C true DE137932C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=405775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT137932D Active DE137932C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE137932C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
0
- DE DENDAT137932D patent/DE137932C/de active Active
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