Movatterモバイル変換

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

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.)

Publication date

1970-10-15Application filedfiledCritical

1970-10-15Priority to AU21125/70ApriorityCriticalpatent/AU2112570A/en

1972-04-20Publication of AU2112570ApublicationCriticalpatent/AU2112570A/en

StatusExpiredlegal-statusCriticalCurrent

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)

AU21125/70A1970-10-151970-10-15ExpiredAU2112570A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
AU21125/70AAU2112570A (en)	1970-10-15	1970-10-15

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AU21125/70AAU2112570A (en)	1970-10-15	1970-10-15

Publications (1)

Publication Number	Publication Date
AU2112570Atrue AU2112570A (en)	1972-04-20

Family

ID=3710386

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU21125/70AExpiredAU2112570A (en)	1970-10-15	1970-10-15

Country Status (1)

Country	Link
AU (1)	AU2112570A (en)

1970
- 1970-10-15AUAU21125/70Apatent/AU2112570A/ennot_activeExpired

Similar Documents

Publication	Publication Date	Title
AR204384A1 (en)	1976-02-06
ATA96471A (en)	1973-02-15
AU2044470A (en)	1972-03-30
AU1146470A (en)	1971-08-19
AU1473870A (en)	1971-11-11
AU2085370A (en)	1972-04-13
AU1336970A (en)	1971-10-07
AU2130570A (en)	1972-04-27
AU2017870A (en)	1972-03-23
AU1833270A (en)	1972-02-10
AU1716970A (en)	1972-01-06
AU1517670A (en)	1971-11-18
AU1326870A (en)	1971-10-28
AR195465A1 (en)	1973-10-15
AU1591370A (en)	1971-12-09
AU1841070A (en)	1972-02-10
AU1328670A (en)	1971-10-07
AU2144270A (en)	1972-04-27
AU1343870A (en)	1971-10-07
AU1277070A (en)	1971-09-23
AU2131570A (en)	1972-04-27
AU2130770A (en)	1972-04-27
AU1247570A (en)	1971-09-16
AU1581370A (en)	1971-12-09
AU1235770A (en)	1971-09-16

[8]ページ先頭

©2009-2025 Movatter.jp