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BR9609054A - Extremidade de broca para alvenaria e método para fazer uma extremidade de broca para alvenaria - Google Patents

Extremidade de broca para alvenaria e método para fazer uma extremidade de broca para alvenaria

Info

Publication number
BR9609054A
BR9609054A BR9609054A BR9609054A BR9609054A BR 9609054 A BR9609054 A BR 9609054A BR 9609054 A BR9609054 A BR 9609054A BR 9609054 A BR9609054 A BR 9609054A BR 9609054 A BR9609054 A BR 9609054A
Authority
BR
Brazil
Prior art keywords
drill end
masonry drill
making
masonry
drill
Prior art date
Application number
BR9609054A
Other languages
English (en)
Inventor
Thomas O Schimke
Original Assignee
Credo Tool Co
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
Priority claimed from US08/545,272 external-priority patent/US5630478A/en
Application filed by Credo Tool Co filed Critical Credo Tool Co
Publication of BR9609054A publication Critical patent/BR9609054A/pt

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
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
    • 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)
  • 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)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Drilling Tools (AREA)
BR9609054A 1995-06-07 1996-06-04 Extremidade de broca para alvenaria e método para fazer uma extremidade de broca para alvenaria BR9609054A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US47503495A 1995-06-07 1995-06-07
US08/545,272 US5630478A (en) 1995-06-07 1995-10-19 Masonry drill bit and method of making a masonry drill bit
PCT/US1996/008927 WO1996040461A1 (en) 1995-06-07 1996-06-04 Masonry drill bit

Publications (1)

Publication Number Publication Date
BR9609054A true BR9609054A (pt) 1999-01-26

Family

ID=27044661

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9609054A BR9609054A (pt) 1995-06-07 1996-06-04 Extremidade de broca para alvenaria e método para fazer uma extremidade de broca para alvenaria

Country Status (7)

Country Link
EP (1) EP0853521A1 (pt)
JP (1) JPH11512976A (pt)
AU (1) AU695791B2 (pt)
BR (1) BR9609054A (pt)
CA (1) CA2221617A1 (pt)
NZ (1) NZ309636A (pt)
WO (1) WO1996040461A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU717071B1 (en) * 1999-10-29 2000-03-16 Sandvik Intellectual Property Ab Self drilling roof bolt
JP2002059356A (ja) 2000-08-17 2002-02-26 Shin Etsu Handotai Co Ltd 半導体ウェーハの研磨方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3447616A (en) * 1966-12-29 1969-06-03 Zigmund E Granat Drills
AT350334B (de) * 1977-01-19 1979-05-25 Sfs Stadler Ag Selbstbohrende schraube
US5287937A (en) * 1992-06-30 1994-02-22 The Sollami Company Drill bits and the blades therefor

Also Published As

Publication number Publication date
JPH11512976A (ja) 1999-11-09
WO1996040461A1 (en) 1996-12-19
CA2221617A1 (en) 1996-12-19
AU5985496A (en) 1996-12-30
AU695791B2 (en) 1998-08-20
EP0853521A1 (en) 1998-07-22
NZ309636A (en) 1998-02-26

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law