ATA213575A - IMPACT DRILLS - Google Patents

IMPACT DRILLS

Info

Publication number
ATA213575A
ATA213575A AT752135A AT213575A ATA213575A AT A213575 A ATA213575 A AT A213575A AT 752135 A AT752135 A AT 752135A AT 213575 A AT213575 A AT 213575A AT A213575 A ATA213575 A AT A213575A
Authority
AT
Austria
Prior art keywords
impact drills
drills
impact
Prior art date
Application number
AT752135A
Other languages
German (de)
Original Assignee
Padley & Venables Ltd
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.)
Filing date
Publication date
Application filed by Padley & Venables Ltd filed Critical Padley & Venables Ltd
Publication of ATA213575A publication Critical patent/ATA213575A/en

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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Drilling Tools (AREA)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
AT752135A 1974-03-21 1975-03-20 IMPACT DRILLS ATA213575A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1260074A GB1466700A (en) 1974-03-21 1974-03-21 Drill bits

Publications (1)

Publication Number Publication Date
ATA213575A true ATA213575A (en) 1977-06-15

Family

ID=10007637

Family Applications (1)

Application Number Title Priority Date Filing Date
AT752135A ATA213575A (en) 1974-03-21 1975-03-20 IMPACT DRILLS

Country Status (15)

Country Link
JP (1) JPS50129403A (en)
AT (1) ATA213575A (en)
AU (1) AU7923075A (en)
BE (1) BE826797A (en)
CA (1) CA1029366A (en)
DE (1) DE2512652A1 (en)
ES (1) ES435899A1 (en)
FI (1) FI750837A (en)
FR (1) FR2264961B3 (en)
GB (1) GB1466700A (en)
IE (1) IE40686B1 (en)
NL (1) NL7502813A (en)
SE (1) SE7502904L (en)
ZA (1) ZA751175B (en)
ZM (1) ZM2975A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT376765B (en) * 1978-05-16 1984-12-27 Guergen Karlheinz INTERCHANGEABLE DRILL BIT FOR ONE STONE DRILL DRILL AND DRILL BIT APPLICABLE TO ALL STONES
US5996714A (en) * 1997-07-15 1999-12-07 Kennametal Inc. Rotatable cutting bit assembly with wedge-lock retention assembly
DE19844820A1 (en) * 1998-09-30 2000-04-13 Holzmann Philipp Ag Drill tip for a drill pipe
CN110064739A (en) * 2019-05-30 2019-07-30 广西玉柴机器股份有限公司 A kind of sand mold drill bit

Also Published As

Publication number Publication date
FR2264961B3 (en) 1977-11-25
IE40686L (en) 1975-09-21
GB1466700A (en) 1977-03-09
DE2512652A1 (en) 1975-09-25
ZA751175B (en) 1976-01-28
CA1029366A (en) 1978-04-11
JPS50129403A (en) 1975-10-13
ZM2975A1 (en) 1976-01-21
SE7502904L (en) 1975-09-22
IE40686B1 (en) 1979-08-01
AU7923075A (en) 1976-09-23
FI750837A (en) 1975-09-22
NL7502813A (en) 1975-09-23
ES435899A1 (en) 1976-12-16
FR2264961A1 (en) 1975-10-17
BE826797A (en) 1975-07-16

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
A1Z Withdrawn
EEIH Change in the person of patent owner