DK0607958T3 - Stenbor - Google Patents

Stenbor

Info

Publication number
DK0607958T3
DK0607958T3 DK94100784T DK94100784T DK0607958T3 DK 0607958 T3 DK0607958 T3 DK 0607958T3 DK 94100784 T DK94100784 T DK 94100784T DK 94100784 T DK94100784 T DK 94100784T DK 0607958 T3 DK0607958 T3 DK 0607958T3
Authority
DK
Denmark
Prior art keywords
cutting tip
rock drills
main cutting
main
image
Prior art date
Application number
DK94100784T
Other languages
Danish (da)
English (en)
Inventor
Klaus Dreps
Original Assignee
Drebo Werkzeugfab Gmbh
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 Drebo Werkzeugfab Gmbh filed Critical Drebo Werkzeugfab Gmbh
Application granted granted Critical
Publication of DK0607958T3 publication Critical patent/DK0607958T3/da

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

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Steroid Compounds (AREA)
DK94100784T 1993-01-22 1994-01-20 Stenbor DK0607958T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4301708A DE4301708C2 (de) 1993-01-22 1993-01-22 Gesteinsbohrer

Publications (1)

Publication Number Publication Date
DK0607958T3 true DK0607958T3 (da) 1998-10-26

Family

ID=6478737

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94100784T DK0607958T3 (da) 1993-01-22 1994-01-20 Stenbor

Country Status (4)

Country Link
EP (1) EP0607958B1 (de)
AT (1) ATE169987T1 (de)
DE (2) DE4301708C2 (de)
DK (1) DK0607958T3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19653155C1 (de) * 1996-12-19 1998-07-09 Drebo Werkzeugfab Gmbh Gesteinsbohrer
DE19724373A1 (de) * 1997-06-10 1998-12-17 Hilti Ag Gesteinsbohrer
DE19860528B4 (de) * 1998-12-30 2006-12-07 Robert Bosch Gmbh Gesteinsbohrer für Hammerbohrmaschinen
DE19916975A1 (de) 1999-04-15 2000-10-19 Hilti Ag Gesteinsbohrer
DE19942987A1 (de) * 1999-09-09 2001-03-15 Hilti Ag Bohrwerkzeug
DE10360707A1 (de) * 2002-12-19 2004-07-08 Hawera Probst Gmbh Gesteinsbohrer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE757076C (de) * 1936-11-18 1951-05-15 Erhard Dipl-Ing Bertl Gesteinsschlagbohrer mit radialen und exzentrisch gerichteten Hartmetallschneiden
GB530113A (en) * 1939-05-30 1940-12-05 Erhard Bertl Improvements relating to percussive drilling bits
CH272188A (de) * 1948-01-14 1950-12-15 Sandvikens Jernverks Ab Stossbohrkrone mit mindestens zwei Hartmetallschneideinsätzen.
FR986125A (fr) * 1948-05-13 1951-07-27 Boehler & Co Ag Geb Trépan à outils de taille en métal dur rapportés
DE918741C (de) * 1949-09-03 1954-10-04 Boehler & Co Ag Geb Gesteinsbohrer mit Einfach- oder Mehrfachschneiden
DE3820695C2 (de) * 1988-06-18 1996-07-25 Hawera Probst Kg Hartmetall Gesteinsbohrer

Also Published As

Publication number Publication date
DE4301708C2 (de) 2002-10-31
EP0607958B1 (de) 1998-08-19
EP0607958A1 (de) 1994-07-27
DE4301708A1 (de) 1994-07-28
DE59406700D1 (de) 1998-09-24
ATE169987T1 (de) 1998-09-15

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