DE6608330U - Bohrkrone mit frontschneiden. - Google Patents

Bohrkrone mit frontschneiden.

Info

Publication number
DE6608330U
DE6608330U DE19686608330 DE6608330U DE6608330U DE 6608330 U DE6608330 U DE 6608330U DE 19686608330 DE19686608330 DE 19686608330 DE 6608330 U DE6608330 U DE 6608330U DE 6608330 U DE6608330 U DE 6608330U
Authority
DE
Germany
Prior art keywords
bit
cutting edges
drill bit
front cutters
ing
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
Application number
DE19686608330
Other languages
German (de)
English (en)
Inventor
Kuhlmann Ugine
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE6608330U publication Critical patent/DE6608330U/de
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
DE19686608330 1967-01-19 1968-01-16 Bohrkrone mit frontschneiden. Expired DE6608330U (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR91733A FR1515214A (fr) 1967-01-19 1967-01-19 Nouveaux taillants pour marteaux perforateurs

Publications (1)

Publication Number Publication Date
DE6608330U true DE6608330U (de) 1971-07-22

Family

ID=8624085

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19686608330 Expired DE6608330U (de) 1967-01-19 1968-01-16 Bohrkrone mit frontschneiden.
DE19681583790 Pending DE1583790A1 (de) 1967-01-19 1968-01-16 Bohrwerkzeug fuer Bohrhaemmer

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19681583790 Pending DE1583790A1 (de) 1967-01-19 1968-01-16 Bohrwerkzeug fuer Bohrhaemmer

Country Status (4)

Country Link
BE (1) BE707004A (ru)
DE (2) DE6608330U (ru)
ES (1) ES349173A1 (ru)
FR (1) FR1515214A (ru)

Also Published As

Publication number Publication date
DE1583790A1 (de) 1970-09-24
FR1515214A (fr) 1968-03-01
ES349173A1 (es) 1969-04-01
BE707004A (ru) 1968-04-01

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