GB0217374D0 - Web cutter - Google Patents

Web cutter

Info

Publication number
GB0217374D0
GB0217374D0 GBGB0217374.8A GB0217374A GB0217374D0 GB 0217374 D0 GB0217374 D0 GB 0217374D0 GB 0217374 A GB0217374 A GB 0217374A GB 0217374 D0 GB0217374 D0 GB 0217374D0
Authority
GB
United Kingdom
Prior art keywords
web cutter
cutter
web
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.)
Granted
Application number
GBGB0217374.8A
Other versions
GB2375128A (en
GB2375128B (en
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 US09/604,717 external-priority patent/US6571891B1/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of GB0217374D0 publication Critical patent/GB0217374D0/en
Publication of GB2375128A publication Critical patent/GB2375128A/en
Application granted granted Critical
Publication of GB2375128B publication Critical patent/GB2375128B/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
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/573—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts characterised by support details, e.g. the substrate construction or the interface between the substrate and the cutting element
    • E21B10/5735—Interface between the substrate and the cutting element

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
GB0217374A 2000-06-27 2001-06-18 Cutter for a drill bit Expired - Fee Related GB2375128B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/604,717 US6571891B1 (en) 1996-04-17 2000-06-27 Web cutter
GB0114828A GB2364082B (en) 2000-06-27 2001-06-18 Cutter for a drill bit

Publications (3)

Publication Number Publication Date
GB0217374D0 true GB0217374D0 (en) 2002-09-04
GB2375128A GB2375128A (en) 2002-11-06
GB2375128B GB2375128B (en) 2003-04-23

Family

ID=26246203

Family Applications (3)

Application Number Title Priority Date Filing Date
GB0217376A Expired - Fee Related GB2375130B (en) 2000-06-27 2001-06-18 Cutter for a drill bit
GB0217375A Expired - Fee Related GB2375129B (en) 2000-06-27 2001-06-18 Cutter for a drill bit
GB0217374A Expired - Fee Related GB2375128B (en) 2000-06-27 2001-06-18 Cutter for a drill bit

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB0217376A Expired - Fee Related GB2375130B (en) 2000-06-27 2001-06-18 Cutter for a drill bit
GB0217375A Expired - Fee Related GB2375129B (en) 2000-06-27 2001-06-18 Cutter for a drill bit

Country Status (1)

Country Link
GB (3) GB2375130B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2308144B (en) * 1993-11-10 1998-02-25 Camco Drilling Group Ltd Improvements in or relating to elements faced with superhard material
US5871060A (en) * 1997-02-20 1999-02-16 Jensen; Kenneth M. Attachment geometry for non-planar drill inserts
US6202771B1 (en) * 1997-09-23 2001-03-20 Baker Hughes Incorporated Cutting element with controlled superabrasive contact area, drill bits so equipped
US6026919A (en) * 1998-04-16 2000-02-22 Diamond Products International Inc. Cutting element with stress reduction

Also Published As

Publication number Publication date
GB2375130B (en) 2003-04-23
GB2375129B (en) 2003-04-23
GB2375129A (en) 2002-11-06
GB2375128A (en) 2002-11-06
GB2375128B (en) 2003-04-23
GB2375130A (en) 2002-11-06
GB0217376D0 (en) 2002-09-04
GB0217375D0 (en) 2002-09-04

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Legal Events

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

Effective date: 20150618