AU473412B2 - Drill apparatus - Google Patents
Drill apparatusInfo
- Publication number
- AU473412B2 AU473412B2 AU67218/74A AU6721874A AU473412B2 AU 473412 B2 AU473412 B2 AU 473412B2 AU 67218/74 A AU67218/74 A AU 67218/74A AU 6721874 A AU6721874 A AU 6721874A AU 473412 B2 AU473412 B2 AU 473412B2
- Authority
- AU
- Australia
- Prior art keywords
- drill apparatus
- drill
- 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
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
- E21B10/64—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe
- E21B10/66—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe the cutting element movable through the drilling pipe and laterally shiftable
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 |
---|---|---|---|
AU67218/74A AU473412B2 (en) | 1974-03-27 | 1974-03-27 | Drill apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU67218/74A AU473412B2 (en) | 1974-03-27 | 1974-03-27 | Drill apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
AU6721874A AU6721874A (en) | 1975-10-02 |
AU473412B2 true AU473412B2 (en) | 1976-06-24 |
Family
ID=3751547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU67218/74A Expired AU473412B2 (en) | 1974-03-27 | 1974-03-27 | Drill apparatus |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU473412B2 (en) |
-
1974
- 1974-03-27 AU AU67218/74A patent/AU473412B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU6721874A (en) | 1975-10-02 |
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