AT372755B - Einrichtung zur niederbringung von bohrloechern im boden - Google Patents
Einrichtung zur niederbringung von bohrloechern im bodenInfo
- Publication number
- AT372755B AT372755B AT0066882A AT66882A AT372755B AT 372755 B AT372755 B AT 372755B AT 0066882 A AT0066882 A AT 0066882A AT 66882 A AT66882 A AT 66882A AT 372755 B AT372755 B AT 372755B
- Authority
- AT
- Austria
- Prior art keywords
- ground
- returning holes
- returning
- holes
- Prior art date
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
- E21B7/26—Drilling without earth removal, e.g. with self-propelled burrowing devices
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
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)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0066882A AT372755B (de) | 1982-02-22 | 1982-02-22 | Einrichtung zur niederbringung von bohrloechern im boden |
GB08207126A GB2116226B (en) | 1982-02-22 | 1982-03-11 | Apparatus for sinking wells in the ground |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0066882A AT372755B (de) | 1982-02-22 | 1982-02-22 | Einrichtung zur niederbringung von bohrloechern im boden |
GB08207126A GB2116226B (en) | 1982-02-22 | 1982-03-11 | Apparatus for sinking wells in the ground |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA66882A ATA66882A (de) | 1983-03-15 |
AT372755B true AT372755B (de) | 1983-11-10 |
Family
ID=25593524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0066882A AT372755B (de) | 1982-02-22 | 1982-02-22 | Einrichtung zur niederbringung von bohrloechern im boden |
Country Status (2)
Country | Link |
---|---|
AT (1) | AT372755B (de) |
GB (1) | GB2116226B (de) |
-
1982
- 1982-02-22 AT AT0066882A patent/AT372755B/de not_active IP Right Cessation
- 1982-03-11 GB GB08207126A patent/GB2116226B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2116226A (en) | 1983-09-21 |
GB2116226B (en) | 1985-06-26 |
ATA66882A (de) | 1983-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |