ATE169987T1 - Gesteinsbohrer - Google Patents

Gesteinsbohrer

Info

Publication number
ATE169987T1
ATE169987T1 AT94100784T AT94100784T ATE169987T1 AT E169987 T1 ATE169987 T1 AT E169987T1 AT 94100784 T AT94100784 T AT 94100784T AT 94100784 T AT94100784 T AT 94100784T AT E169987 T1 ATE169987 T1 AT E169987T1
Authority
AT
Austria
Prior art keywords
cutting tip
rock drill
main cutting
main
image
Prior art date
Application number
AT94100784T
Other languages
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 ATE169987T1 publication Critical patent/ATE169987T1/de

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)
  • Steroid Compounds (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
AT94100784T 1993-01-22 1994-01-20 Gesteinsbohrer ATE169987T1 (de)

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
ATE169987T1 true ATE169987T1 (de) 1998-09-15

Family

ID=6478737

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94100784T ATE169987T1 (de) 1993-01-22 1994-01-20 Gesteinsbohrer

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
DE50304839D1 (de) * 2002-12-19 2006-10-12 Bosch Gmbh Robert 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
DK0607958T3 (da) 1998-10-26
EP0607958B1 (de) 1998-08-19
EP0607958A1 (de) 1994-07-27
DE4301708C2 (de) 2002-10-31
DE59406700D1 (de) 1998-09-24
DE4301708A1 (de) 1994-07-28

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