CA973163A - Earth-drilling equipment - Google Patents
Earth-drilling equipmentInfo
- Publication number
- CA973163A CA973163A CA193,308A CA193308A CA973163A CA 973163 A CA973163 A CA 973163A CA 193308 A CA193308 A CA 193308A CA 973163 A CA973163 A CA 973163A
- Authority
- CA
- Canada
- Prior art keywords
- earth
- drilling equipment
- drilling
- equipment
- 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
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
- E21B17/1064—Pipes or rods with a relatively rotating sleeve
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA193,308A CA973163A (en) | 1974-02-22 | 1974-02-22 | Earth-drilling equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA193,308A CA973163A (en) | 1974-02-22 | 1974-02-22 | Earth-drilling equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
CA973163A true CA973163A (en) | 1975-08-19 |
Family
ID=4099271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA193,308A Expired CA973163A (en) | 1974-02-22 | 1974-02-22 | Earth-drilling equipment |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA973163A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2593226A1 (en) * | 1986-01-23 | 1987-07-24 | Total Petroles | System for mounting a stabiliser in a drill string, particularly for steered drilling |
-
1974
- 1974-02-22 CA CA193,308A patent/CA973163A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2593226A1 (en) * | 1986-01-23 | 1987-07-24 | Total Petroles | System for mounting a stabiliser in a drill string, particularly for steered drilling |
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