GB2397317A8 - A rotary drag bit with cutter posts of particulate abrasive material - Google Patents

A rotary drag bit with cutter posts of particulate abrasive material

Info

Publication number
GB2397317A8
GB2397317A8 GB0405546A GB0405546A GB2397317A8 GB 2397317 A8 GB2397317 A8 GB 2397317A8 GB 0405546 A GB0405546 A GB 0405546A GB 0405546 A GB0405546 A GB 0405546A GB 2397317 A8 GB2397317 A8 GB 2397317A8
Authority
GB
United Kingdom
Prior art keywords
abrasive material
drag bit
particulate abrasive
rotary drag
cutter posts
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
GB0405546A
Other versions
GB2397317B (en
GB2397317A (en
GB0405546D0 (en
Inventor
Volker Richert
Van Jordan Brackin
Matthew Ray Isbell
Douglas J Bobrosky
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 US09/709,999 external-priority patent/US6510906B1/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of GB0405546D0 publication Critical patent/GB0405546D0/en
Publication of GB2397317A publication Critical patent/GB2397317A/en
Publication of GB2397317A8 publication Critical patent/GB2397317A8/en
Application granted granted Critical
Publication of GB2397317B publication Critical patent/GB2397317B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/602—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a rotary drag type bit with blades
GB0405546A 1999-11-29 2000-11-29 Rotary drag bit with discrete cutting structures Expired - Lifetime GB2397317B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16778199P 1999-11-29 1999-11-29
US09/709,999 US6510906B1 (en) 1999-11-29 2000-11-10 Impregnated bit with PDC cutters in cone area
GB0028976A GB2356655B (en) 1999-11-29 2000-11-29 Impregnated bit with PDC cutters in a cone area

Publications (4)

Publication Number Publication Date
GB0405546D0 GB0405546D0 (en) 2004-04-21
GB2397317A GB2397317A (en) 2004-07-21
GB2397317A8 true GB2397317A8 (en) 2004-07-23
GB2397317B GB2397317B (en) 2004-09-08

Family

ID=32600659

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0405546A Expired - Lifetime GB2397317B (en) 1999-11-29 2000-11-29 Rotary drag bit with discrete cutting structures

Country Status (1)

Country Link
GB (1) GB2397317B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4109737A (en) * 1976-06-24 1978-08-29 General Electric Company Rotary drill bit
FR2504589A1 (en) * 1981-04-24 1982-10-29 Vennin Henri One-piece hardened steel rotating drilling tool - having diamond cutting studs and lubricant injection ports
US4889017A (en) * 1984-07-19 1989-12-26 Reed Tool Co., Ltd. Rotary drill bit for use in drilling holes in subsurface earth formations
US6394202B2 (en) * 1999-06-30 2002-05-28 Smith International, Inc. Drill bit having diamond impregnated inserts primary cutting structure

Also Published As

Publication number Publication date
GB2397317B (en) 2004-09-08
GB2397317A (en) 2004-07-21
GB0405546D0 (en) 2004-04-21

Similar Documents

Publication Publication Date Title
GB2367312B (en) Superabrasive cutting elements for rotary drag bits configured for scooping a formation
GB2385618B (en) Rotary drag drilling device with a variable depth of cut
SG97167A1 (en) Rotary tool including a cutting blade and cutting apparatus comprising the same
GB2287268B (en) Rotary cone rock bit
EP0753094A4 (en) Rotary drill bit with improved cutter
GB2287269B (en) A rotary cone rock bit
GB9913889D0 (en) Superabrasive cutter with arcuate table-to-substrate interfaces
SG84595A1 (en) A polycrystal diamond tool
GB2397317A8 (en) A rotary drag bit with cutter posts of particulate abrasive material
AU1702500A (en) Utilization of a magneto-resistive material
GB2307699B (en) Rotary drag bit
EA199800994A3 (en) Milling machine with rotatable cutter for stone-like materials
GB2341121B (en) Rotary crusher
GB9813000D0 (en) Rotary cone rock bit
AU2001294058A1 (en) A rotary soil engaging member and a material for use therein
GB2354726B (en) Abrasive cutting
GB9726548D0 (en) Rotary cutters
TW402977U (en) Improved double-blade boring cutter structure
GB2379698B (en) Superabrasive cutter with arcuate table-to-substrate interfaces
GB9918357D0 (en) Rotary abrasive cutting disc
TW415290U (en) Rotating structure for long type material
GB9918748D0 (en) Rotary cutterblock grinding arbor
GB9800404D0 (en) A rotary drag-type drill bit and a cutter therefor
GB2352461B8 (en) A ground cutting tool
TW397034U (en) Improvement on the cutting knife of a packer

Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20201128