DE212743C - - Google Patents
Info
- Publication number
- DE212743C DE212743C DENDAT212743D DE212743DA DE212743C DE 212743 C DE212743 C DE 212743C DE NDAT212743 D DENDAT212743 D DE NDAT212743D DE 212743D A DE212743D A DE 212743DA DE 212743 C DE212743 C DE 212743C
- Authority
- DE
- Germany
- Prior art keywords
- feed
- spindle
- machine
- same time
- hand
- 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
- 238000009527 percussion Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000011435 rock Substances 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- 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
- E21B19/081—Screw-and-nut feed mechanisms
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE205613T | 1907-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE212743C true DE212743C (enrdf_load_stackoverflow) |
Family
ID=8896223
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT212743D Active DE212743C (enrdf_load_stackoverflow) | 1907-08-02 | ||
| DE1907205613D Expired - Lifetime DE205613C (enrdf_load_stackoverflow) | 1907-08-02 | 1907-08-02 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1907205613D Expired - Lifetime DE205613C (enrdf_load_stackoverflow) | 1907-08-02 | 1907-08-02 |
Country Status (2)
| Country | Link |
|---|---|
| DE (2) | DE205613C (enrdf_load_stackoverflow) |
| FR (1) | FR392889A (enrdf_load_stackoverflow) |
-
0
- DE DENDAT212743D patent/DE212743C/de active Active
-
1907
- 1907-08-02 DE DE1907205613D patent/DE205613C/de not_active Expired - Lifetime
-
1908
- 1908-08-01 FR FR392889D patent/FR392889A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR392889A (fr) | 1908-12-08 |
| DE205613C (enrdf_load_stackoverflow) |
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