CA1111833A - Methode et dispositif d'agrandissement du diametre d'un forage - Google Patents
Methode et dispositif d'agrandissement du diametre d'un forageInfo
- Publication number
- CA1111833A CA1111833A CA341,673A CA341673A CA1111833A CA 1111833 A CA1111833 A CA 1111833A CA 341673 A CA341673 A CA 341673A CA 1111833 A CA1111833 A CA 1111833A
- Authority
- CA
- Canada
- Prior art keywords
- cutters
- air
- fluid
- bore hole
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Landscapes
- Earth Drilling (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA341,673A CA1111833A (fr) | 1979-12-11 | 1979-12-11 | Methode et dispositif d'agrandissement du diametre d'un forage |
CA380,474A CA1125272A (fr) | 1979-12-11 | 1981-06-23 | Trepan expansible pour elargir les forages |
CA380,472A CA1125270A (fr) | 1979-12-11 | 1981-06-23 | Machine a elargir les forages |
CA380,475A CA1125273A (fr) | 1979-12-11 | 1981-06-23 | Trepan pour elargir un forage |
CA380,473A CA1125271A (fr) | 1979-12-11 | 1981-06-23 | Trepan expansible pour elargir les forages |
CA380,476A CA1125274A (fr) | 1979-12-11 | 1981-06-23 | Trepan pour elargir un forage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA341,673A CA1111833A (fr) | 1979-12-11 | 1979-12-11 | Methode et dispositif d'agrandissement du diametre d'un forage |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1111833A true CA1111833A (fr) | 1981-11-03 |
Family
ID=4115809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA341,673A Expired CA1111833A (fr) | 1979-12-11 | 1979-12-11 | Methode et dispositif d'agrandissement du diametre d'un forage |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA1111833A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4915181A (en) * | 1987-12-14 | 1990-04-10 | Jerome Labrosse | Tubing bit opener |
-
1979
- 1979-12-11 CA CA341,673A patent/CA1111833A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4915181A (en) * | 1987-12-14 | 1990-04-10 | Jerome Labrosse | Tubing bit opener |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |