GB2377722B - Laminated and composite impregnated cutting structures for drill bits - Google Patents

Laminated and composite impregnated cutting structures for drill bits

Info

Publication number
GB2377722B
GB2377722B GB0224655A GB0224655A GB2377722B GB 2377722 B GB2377722 B GB 2377722B GB 0224655 A GB0224655 A GB 0224655A GB 0224655 A GB0224655 A GB 0224655A GB 2377722 B GB2377722 B GB 2377722B
Authority
GB
United Kingdom
Prior art keywords
laminated
drill bits
cutting structures
impregnated cutting
composite impregnated
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 - Fee Related
Application number
GB0224655A
Other versions
GB0224655D0 (en
GB2377722A (en
Inventor
Roland Illerhaus
Gordon A Tibbitts
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.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes Inc
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
Priority claimed from US09/583,241 external-priority patent/US6742611B1/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Priority claimed from GB0111598A external-priority patent/GB2362903B/en
Publication of GB0224655D0 publication Critical patent/GB0224655D0/en
Publication of GB2377722A publication Critical patent/GB2377722A/en
Application granted granted Critical
Publication of GB2377722B publication Critical patent/GB2377722B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
    • E21B10/55—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits with preformed cutting elements
    • 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
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1092—Gauge section of 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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Earth Drilling (AREA)
GB0224655A 2000-05-30 2001-05-11 Laminated and composite impregnated cutting structures for drill bits Expired - Fee Related GB2377722B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/583,241 US6742611B1 (en) 1998-09-16 2000-05-30 Laminated and composite impregnated cutting structures for drill bits
GB0111598A GB2362903B (en) 2000-05-30 2001-05-11 Laminated and composite impregnated cutting structures for drill bits

Publications (3)

Publication Number Publication Date
GB0224655D0 GB0224655D0 (en) 2002-12-04
GB2377722A GB2377722A (en) 2003-01-22
GB2377722B true GB2377722B (en) 2003-08-06

Family

ID=26246064

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0224655A Expired - Fee Related GB2377722B (en) 2000-05-30 2001-05-11 Laminated and composite impregnated cutting structures for drill bits

Country Status (1)

Country Link
GB (1) GB2377722B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8590646B2 (en) * 2009-09-22 2013-11-26 Longyear Tm, Inc. Impregnated cutting elements with large abrasive cutting media and methods of making and using the same
US9249662B2 (en) 2011-05-10 2016-02-02 Element Six Abrasives S.A. Tip for degradation tool and tool comprising same
US9121237B2 (en) * 2011-07-28 2015-09-01 Baker Hughes Incorporated Methods of coating wellbore tools and components having such coatings
US9695640B2 (en) * 2012-08-03 2017-07-04 Irwin Industrial Tool Company Drill head for a drill and drill
BE1023426B1 (en) * 2014-05-30 2017-03-15 Diarotech S.A. STABILIZER-ALESEUR FOR DRILLING TRAIN
ES2865302T3 (en) 2015-01-12 2021-10-15 Longyear Tm Inc Drilling tools that have dies with carbide-forming alloys, and methods of making and using them

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128136A (en) * 1977-12-09 1978-12-05 Lamage Limited Drill bit
US6095265A (en) * 1997-08-15 2000-08-01 Smith International, Inc. Impregnated drill bits with adaptive matrix

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128136A (en) * 1977-12-09 1978-12-05 Lamage Limited Drill bit
US6095265A (en) * 1997-08-15 2000-08-01 Smith International, Inc. Impregnated drill bits with adaptive matrix

Also Published As

Publication number Publication date
GB0224655D0 (en) 2002-12-04
GB2377722A (en) 2003-01-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20150511