AU2112570A - - Google Patents

Info

Publication number: AU2112570A
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

Application number

AU21125/70A

Other languages

Priority date (The priority date 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 date listed.)

1970-10-15

Filing date

1970-10-15

Publication date

1972-04-20

1970-10-15 Application filed filed Critical

1970-10-15 Priority to AU21125/70A priority Critical patent/AU2112570A/en

1972-04-20 Publication of AU2112570A publication Critical patent/AU2112570A/en

Status Expired legal-status Critical Current

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)

AU21125/70A 1970-10-15 1970-10-15 Expired AU2112570A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
AU21125/70A AU2112570A (ja)	1970-10-15	1970-10-15

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AU21125/70A AU2112570A (ja)	1970-10-15	1970-10-15

Publications (1)

Publication Number	Publication Date
AU2112570A true AU2112570A (ja)	1972-04-20

Family

ID=3710386

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU21125/70A Expired AU2112570A (ja)	1970-10-15	1970-10-15

Country Status (1)

Country	Link
AU (1)	AU2112570A (ja)

1970
- 1970-10-15 AU AU21125/70A patent/AU2112570A/en not_active Expired

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