DE60103711D1 - Rotationsbohrerspitze - Google Patents

Rotationsbohrerspitze

Info

Publication number
DE60103711D1
DE60103711D1 DE60103711T DE60103711T DE60103711D1 DE 60103711 D1 DE60103711 D1 DE 60103711D1 DE 60103711 T DE60103711 T DE 60103711T DE 60103711 T DE60103711 T DE 60103711T DE 60103711 D1 DE60103711 D1 DE 60103711D1
Authority
DE
Germany
Prior art keywords
drill bit
rotary drill
rotary
bit
drill
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
DE60103711T
Other languages
English (en)
Other versions
DE60103711T2 (de
Inventor
Peter Raymond Hughes
Nigel Dennis Griffin
Terry R Matthias
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.)
ReedHycalog UK Ltd
Original Assignee
Camco International UK Ltd
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 Camco International UK Ltd filed Critical Camco International UK Ltd
Application granted granted Critical
Publication of DE60103711D1 publication Critical patent/DE60103711D1/de
Publication of DE60103711T2 publication Critical patent/DE60103711T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • 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
    • E21B10/006—Drill bits providing a cutting edge which is self-renewable during drilling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

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)
  • Drilling Tools (AREA)
DE60103711T 2000-09-20 2001-09-07 Rotationsbohrerspitze Expired - Lifetime DE60103711T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US23407500P 2000-09-20 2000-09-20
US234075P 2000-09-20
US28105401P 2001-04-02 2001-04-02
US281054P 2001-04-02
EP01307636A EP1191000B1 (de) 2000-09-20 2001-09-07 Rotationsbohrerspitze

Publications (2)

Publication Number Publication Date
DE60103711D1 true DE60103711D1 (de) 2004-07-15
DE60103711T2 DE60103711T2 (de) 2005-06-30

Family

ID=43030548

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60103711T Expired - Lifetime DE60103711T2 (de) 2000-09-20 2001-09-07 Rotationsbohrerspitze

Country Status (2)

Country Link
EP (1) EP1191000B1 (de)
DE (1) DE60103711T2 (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9125558D0 (en) * 1991-11-30 1992-01-29 Camco Drilling Group Ltd Improvements in or relating to cutting elements for rotary drill bits
US6344149B1 (en) * 1998-11-10 2002-02-05 Kennametal Pc Inc. Polycrystalline diamond member and method of making the same

Also Published As

Publication number Publication date
EP1191000B1 (de) 2004-06-09
EP1191000A3 (de) 2002-04-03
EP1191000A2 (de) 2002-03-27
DE60103711T2 (de) 2005-06-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition