AT295372B - Burning tube for thermal drilling - Google Patents
Burning tube for thermal drillingInfo
- Publication number
- AT295372B AT295372B AT158070A AT158070A AT295372B AT 295372 B AT295372 B AT 295372B AT 158070 A AT158070 A AT 158070A AT 158070 A AT158070 A AT 158070A AT 295372 B AT295372 B AT 295372B
- Authority
- AT
- Austria
- Prior art keywords
- burning tube
- thermal drilling
- drilling
- thermal
- burning
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/14—Drilling by use of heat, e.g. flame drilling
- E21B7/146—Thermal lances
-
- 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
- E21B7/14—Drilling by use of heat, e.g. flame drilling
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)
- Cable Accessories (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH271369A CH497257A (en) | 1969-02-21 | 1969-02-21 | Burning tube for thermal drilling |
Publications (1)
Publication Number | Publication Date |
---|---|
AT295372B true AT295372B (en) | 1971-12-27 |
Family
ID=4239917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT158070A AT295372B (en) | 1969-02-21 | 1970-02-20 | Burning tube for thermal drilling |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT295372B (en) |
CH (1) | CH497257A (en) |
GB (1) | GB1296434A (en) |
IL (1) | IL33917A (en) |
SE (1) | SE357232B (en) |
-
1969
- 1969-02-21 CH CH271369A patent/CH497257A/en not_active IP Right Cessation
-
1970
- 1970-02-04 GB GB1296434D patent/GB1296434A/en not_active Expired
- 1970-02-17 IL IL3391770A patent/IL33917A/en unknown
- 1970-02-20 SE SE220570A patent/SE357232B/xx unknown
- 1970-02-20 AT AT158070A patent/AT295372B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE357232B (en) | 1973-06-18 |
GB1296434A (en) | 1972-11-15 |
IL33917A (en) | 1974-06-30 |
CH497257A (en) | 1970-10-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |