SE324547B - - Google Patents
Info
- Publication number
- SE324547B SE324547B SE334866A SE334866A SE324547B SE 324547 B SE324547 B SE 324547B SE 334866 A SE334866 A SE 334866A SE 334866 A SE334866 A SE 334866A SE 324547 B SE324547 B SE 324547B
- Authority
- SE
- Sweden
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
- 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
- E21B19/086—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 with a fluid-actuated cylinder
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 |
|---|---|---|---|
| US44057765A | 1965-03-17 | 1965-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE324547B true SE324547B (de) | 1970-06-08 |
Family
ID=23749312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE334866A SE324547B (de) | 1965-03-17 | 1966-03-14 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB1066425A (de) |
| SE (1) | SE324547B (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2139938B (en) * | 1983-03-31 | 1987-02-04 | Daly Limited P N | Improvements in or relating to methods and apparatus for pipe replacement and boring |
| GB8606645D0 (en) * | 1986-03-18 | 1986-04-23 | Dowty Mining Machinery Ltd | Rock drill assembly |
| FI97419C (fi) * | 1993-09-20 | 1996-12-10 | Tamrock Oy | Sovitelma kallionporakoneen syöttölaitteiston ohjaamiseksi |
-
1966
- 1966-02-18 GB GB728266A patent/GB1066425A/en not_active Expired
- 1966-03-14 SE SE334866A patent/SE324547B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1066425A (en) | 1967-04-26 |