AU2112570A - - Google Patents
Info
- Publication number
- AU2112570A AU2112570A AU21125/70A AU2112570A AU2112570A AU 2112570 A AU2112570 A AU 2112570A AU 21125/70 A AU21125/70 A AU 21125/70A AU 2112570 A AU2112570 A AU 2112570A AU 2112570 A AU2112570 A AU 2112570A
- Authority
- AU
- Australia
- 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
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
-
- 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/58—Chisel-type inserts
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 |
---|---|---|---|
AU21125/70A AU2112570A (zh) | 1970-10-15 | 1970-10-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU21125/70A AU2112570A (zh) | 1970-10-15 | 1970-10-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2112570A true AU2112570A (zh) | 1972-04-20 |
Family
ID=3710386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU21125/70A Expired AU2112570A (zh) | 1970-10-15 | 1970-10-15 |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU2112570A (zh) |
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1970
- 1970-10-15 AU AU21125/70A patent/AU2112570A/en not_active Expired