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DE69600170D1 - Schneidteil eines Bohrmeissels - Google Patents

Schneidteil eines Bohrmeissels

Info

Publication number
DE69600170D1
DE69600170D1 DE69600170T DE69600170T DE69600170D1 DE 69600170 D1 DE69600170 D1 DE 69600170D1 DE 69600170 T DE69600170 T DE 69600170T DE 69600170 T DE69600170 T DE 69600170T DE 69600170 D1 DE69600170 D1 DE 69600170D1
Authority
DE
Germany
Prior art keywords
drill bit
cutting part
cutting
drill
bit
Prior art date
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 - Lifetime
Application number
DE69600170T
Other languages
English (en)
Other versions
DE69600170T2 (de
Inventor
Pierre Defougeres
Pierre Rigolet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Diager SAS
Original Assignee
Diager SAS
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 Diager SAS filed Critical Diager SAS
Application granted granted Critical
Publication of DE69600170D1 publication Critical patent/DE69600170D1/de
Publication of DE69600170T2 publication Critical patent/DE69600170T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • 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)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Drilling Tools (AREA)
DE1996600170 1995-09-18 1996-09-18 Schneidteil eines Bohrmeissels Expired - Lifetime DE69600170T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9511124A FR2738762B1 (fr) 1995-09-18 1995-09-18 Partie coupante d'un foret

Publications (2)

Publication Number Publication Date
DE69600170D1 true DE69600170D1 (de) 1998-04-02
DE69600170T2 DE69600170T2 (de) 1998-07-30

Family

ID=9482819

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996600170 Expired - Lifetime DE69600170T2 (de) 1995-09-18 1996-09-18 Schneidteil eines Bohrmeissels

Country Status (4)

Country Link
EP (1) EP0763649B1 (de)
DE (1) DE69600170T2 (de)
DK (1) DK0763649T3 (de)
FR (1) FR2738762B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2840829B1 (fr) * 2002-06-14 2005-01-14 Diager Plaquette de coupe pour foret, et outil de percage utilisant cette plaquette

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB530113A (en) * 1939-05-30 1940-12-05 Erhard Bertl Improvements relating to percussive drilling bits
DE759901C (de) * 1943-01-05 1954-06-28 Hartmetallwerkzeugfabrik Gesteinsschlagbohrer
US2507222A (en) * 1946-08-19 1950-05-09 Phipps Orville Multiple edge percussion bit
FR1006219A (fr) * 1947-12-05 1952-04-21 Taillant de mine à plaquette extra-dure
CH272188A (de) * 1948-01-14 1950-12-15 Sandvikens Jernverks Ab Stossbohrkrone mit mindestens zwei Hartmetallschneideinsätzen.
GB737471A (en) * 1951-09-28 1955-09-28 Sandvikens Jernverks Ab Improvements relating to percussive drill bits
US2865606A (en) * 1956-08-13 1958-12-23 Cincinnati Tool Company Rock drill
US2976944A (en) * 1957-09-27 1961-03-28 Bassinger Tool Company Percussion drill bit
FR1251693A (fr) * 1960-03-18 1961-01-20 Sandvikens Jernverks Ab Tête de fleuret de forage
FR2521633A1 (fr) * 1982-02-18 1983-08-19 Guillet Justin Trepan pour la perforation de materiaux tels que roche ou beton
GB9224627D0 (en) * 1992-11-24 1993-01-13 De Beers Ind Diamond Drill bit
DE4407119A1 (de) * 1993-12-11 1995-06-14 Hawera Probst Kg Hartmetall Gesteinsbohrer
DE4430784C1 (de) * 1994-08-30 1996-01-18 Reburg Patentverwertungs Gmbh Bohrkopf

Also Published As

Publication number Publication date
DE69600170T2 (de) 1998-07-30
FR2738762B1 (fr) 1997-10-17
EP0763649A1 (de) 1997-03-19
FR2738762A1 (fr) 1997-03-21
DK0763649T3 (da) 1998-09-23
EP0763649B1 (de) 1998-02-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition