AU444110B2 - Drill bit - Google Patents
Drill bitInfo
- Publication number
- AU444110B2 AU444110B2 AU40239/68A AU4023968A AU444110B2 AU 444110 B2 AU444110 B2 AU 444110B2 AU 40239/68 A AU40239/68 A AU 40239/68A AU 4023968 A AU4023968 A AU 4023968A AU 444110 B2 AU444110 B2 AU 444110B2
- Authority
- AU
- Australia
- Prior art keywords
- drill bit
- drill
- bit
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
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 |
---|---|---|---|
AU40239/68A AU444110B2 (en) | 1968-07-05 | 1968-07-05 | Drill bit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU40239/68A AU444110B2 (en) | 1968-07-05 | 1968-07-05 | Drill bit |
Publications (2)
Publication Number | Publication Date |
---|---|
AU4023968A AU4023968A (en) | 1970-01-08 |
AU444110B2 true AU444110B2 (en) | 1973-12-21 |
Family
ID=3727417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU40239/68A Expired AU444110B2 (en) | 1968-07-05 | 1968-07-05 | Drill bit |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU444110B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011161250A3 (en) * | 2010-06-25 | 2013-01-10 | Reelwell As | Fluid partition unit |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPM589694A0 (en) * | 1994-05-27 | 1994-06-23 | Braumann, Eric Clifford | Drilling apparatus |
-
1968
- 1968-07-05 AU AU40239/68A patent/AU444110B2/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011161250A3 (en) * | 2010-06-25 | 2013-01-10 | Reelwell As | Fluid partition unit |
US9187968B2 (en) | 2010-06-25 | 2015-11-17 | Reelwell As | Fluid partition unit |
Also Published As
Publication number | Publication date |
---|---|
AU4023968A (en) | 1970-01-08 |
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