BE713609A - - Google Patents
Info
- Publication number
- BE713609A BE713609A BE713609DA BE713609A BE 713609 A BE713609 A BE 713609A BE 713609D A BE713609D A BE 713609DA BE 713609 A BE713609 A BE 713609A
- Authority
- BE
- Belgium
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
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
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- 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
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/021—With a rotary table, i.e. a fixed rotary drive for a relatively advancing tool
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE713609 | 1968-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE713609A true BE713609A (ro) | 1968-08-16 |
Family
ID=3852738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE713609D BE713609A (ro) | 1968-04-12 | 1968-04-12 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE713609A (ro) |
| DE (1) | DE1918856B2 (ro) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2936060C2 (de) * | 1979-09-06 | 1986-11-06 | Fundex P.V.B.A., Zeebrugge | Erdbohrer und Bohrkopf dafür |
| CA1177059A (en) * | 1981-05-20 | 1984-10-30 | Valentin I. Feklin | Tool forming a hole in macroporous compressible soil and a method of forming a hole by the same tool |
| DE19702137A1 (de) * | 1997-01-22 | 1998-07-23 | Fundex N V | Erdverdrängungsbohrer |
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1968
- 1968-04-12 BE BE713609D patent/BE713609A/xx unknown
-
1969
- 1969-04-14 DE DE19691918856 patent/DE1918856B2/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE1918856A1 (de) | 1969-10-30 |
| DE1918856B2 (de) | 1973-07-26 |
| DE1918856C3 (ro) | 1974-02-21 |