NL26635C - - Google Patents
Info
- Publication number
- NL26635C NL26635C NL26635DA NL26635C NL 26635 C NL26635 C NL 26635C NL 26635D A NL26635D A NL 26635DA NL 26635 C NL26635 C NL 26635C
- Authority
- NL
- Netherlands
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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
- E21B7/10—Correction of deflected boreholes
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
- E21B7/06—Deflecting the direction of boreholes
- E21B7/061—Deflecting the direction of boreholes the tool shaft advancing relative to a guide, e.g. a curved tube or a whipstock
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2258530A GB356404A (en) | 1930-07-26 | 1930-07-26 | Method and apparatus for deflecting a slanting bore-hole into a vertical direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL26635C true NL26635C (fi) | 1931-11-16 |
Family
ID=10181803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL26635D NL26635C (fi) | 1930-07-26 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE568941C (fi) |
| GB (1) | GB356404A (fi) |
| NL (1) | NL26635C (fi) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3902869C1 (fi) * | 1989-02-01 | 1990-04-12 | Eastman Christensen Co., Salt Lake City, Utah, Us |
-
0
- NL NL26635D patent/NL26635C/xx active
-
1929
- 1929-07-27 DE DE1929N0030705 patent/DE568941C/de not_active Expired
-
1930
- 1930-07-26 GB GB2258530A patent/GB356404A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB356404A (en) | 1931-09-10 |
| DE568941C (de) | 1933-01-26 |