DE3301671C2 - - Google Patents

Info

Publication number
DE3301671C2
DE3301671C2 DE19833301671 DE3301671A DE3301671C2 DE 3301671 C2 DE3301671 C2 DE 3301671C2 DE 19833301671 DE19833301671 DE 19833301671 DE 3301671 A DE3301671 A DE 3301671A DE 3301671 C2 DE3301671 C2 DE 3301671C2
Authority
DE
Germany
Prior art keywords
drilling
roller
rollers
discs
striking
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
DE19833301671
Other languages
German (de)
English (en)
Other versions
DE3301671A1 (de
Inventor
Ulrich Wilhelm Bechem
Klaus 5800 Hagen De Bechem
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
Priority to DE19833301671 priority Critical patent/DE3301671A1/de
Publication of DE3301671A1 publication Critical patent/DE3301671A1/de
Application granted granted Critical
Publication of DE3301671C2 publication Critical patent/DE3301671C2/de
Granted 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
    • E21B10/08—Roller bits
    • E21B10/16—Roller bits characterised by tooth form or arrangement
    • 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
    • E21B10/08—Roller bits
    • E21B10/12—Roller bits with discs cutters
    • 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
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type

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)
  • Earth Drilling (AREA)
DE19833301671 1983-01-20 1983-01-20 Schlagendes rollenbohrwerkzeug Granted DE3301671A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19833301671 DE3301671A1 (de) 1983-01-20 1983-01-20 Schlagendes rollenbohrwerkzeug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833301671 DE3301671A1 (de) 1983-01-20 1983-01-20 Schlagendes rollenbohrwerkzeug

Publications (2)

Publication Number Publication Date
DE3301671A1 DE3301671A1 (de) 1984-07-26
DE3301671C2 true DE3301671C2 (zh) 1992-06-25

Family

ID=6188656

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833301671 Granted DE3301671A1 (de) 1983-01-20 1983-01-20 Schlagendes rollenbohrwerkzeug

Country Status (1)

Country Link
DE (1) DE3301671A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19631659C1 (de) * 1996-08-05 1997-05-28 Nikolaus Wendel Fräsmaschine mit rotierendem Fräswerkzeug für gesteinsartige Materialien
DE19634514C1 (de) * 1996-08-27 1997-07-17 Nikolaus Wendel Fräsmaschine mit rotierendem Fräswerkzeug für gesteinsartige Materialien
US6203113B1 (en) 1997-12-09 2001-03-20 Nick Wendel Cutting drum with percussive bits

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4815543A (en) * 1986-06-09 1989-03-28 General Mining Union Corporation Limited Activated rock cutting assembly
US5685615A (en) * 1996-01-17 1997-11-11 Bechem; Klaus Eccentrically driven percussive tools for treating materials

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19631659C1 (de) * 1996-08-05 1997-05-28 Nikolaus Wendel Fräsmaschine mit rotierendem Fräswerkzeug für gesteinsartige Materialien
DE19634069C1 (de) * 1996-08-05 1997-06-19 Nikolaus Wendel Fräsmaschine mit rotierendem Fräswerkzeug für gesteinsartige Materialien
DE19634514C1 (de) * 1996-08-27 1997-07-17 Nikolaus Wendel Fräsmaschine mit rotierendem Fräswerkzeug für gesteinsartige Materialien
US6203113B1 (en) 1997-12-09 2001-03-20 Nick Wendel Cutting drum with percussive bits

Also Published As

Publication number Publication date
DE3301671A1 (de) 1984-07-26

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: E21D 9/10

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee