GB0301695D0 - Roller cone drill bit having designed walk characteristics - Google Patents

Roller cone drill bit having designed walk characteristics

Info

Publication number
GB0301695D0
GB0301695D0 GBGB0301695.3A GB0301695A GB0301695D0 GB 0301695 D0 GB0301695 D0 GB 0301695D0 GB 0301695 A GB0301695 A GB 0301695A GB 0301695 D0 GB0301695 D0 GB 0301695D0
Authority
GB
United Kingdom
Prior art keywords
designed
drill bit
roller cone
cone drill
walk characteristics
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.)
Withdrawn
Application number
GBGB0301695.3A
Other versions
GB2384503A (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.)
Smith International Inc
Original Assignee
Smith International 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
Application filed by Smith International Inc filed Critical Smith International Inc
Publication of GB0301695D0 publication Critical patent/GB0301695D0/en
Publication of GB2384503A publication Critical patent/GB2384503A/en
Withdrawn legal-status Critical Current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
    • E21B10/08—Roller bits
    • E21B10/16—Roller bits characterised by tooth form or arrangement
GB0301695A 2002-01-24 2003-01-24 Roller cone drill bit with inherent walk characteristics Withdrawn GB2384503A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/057,771 US20030136588A1 (en) 2002-01-24 2002-01-24 Roller cone drill bit having designed walk characteristics

Publications (2)

Publication Number Publication Date
GB0301695D0 true GB0301695D0 (en) 2003-02-26
GB2384503A GB2384503A (en) 2003-07-30

Family

ID=22012656

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0301695A Withdrawn GB2384503A (en) 2002-01-24 2003-01-24 Roller cone drill bit with inherent walk characteristics

Country Status (3)

Country Link
US (1) US20030136588A1 (en)
CA (1) CA2417307A1 (en)
GB (1) GB2384503A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR030606A1 (en) * 2000-09-08 2003-08-27 Shell Int Research BARRENA DRILL
US7673709B2 (en) * 2005-03-30 2010-03-09 Baker Hughes Incorporated Earth-boring bit with shear cutting elements
US9574405B2 (en) 2005-09-21 2017-02-21 Smith International, Inc. Hybrid disc bit with optimized PDC cutter placement
GB2433277B (en) * 2005-12-14 2009-04-22 Smith International A drill bit
US7621345B2 (en) * 2006-04-03 2009-11-24 Baker Hughes Incorporated High density row on roller cone bit
US7866413B2 (en) * 2006-04-14 2011-01-11 Baker Hughes Incorporated Methods for designing and fabricating earth-boring rotary drill bits having predictable walk characteristics and drill bits configured to exhibit predicted walk characteristics
US9074431B2 (en) * 2008-01-11 2015-07-07 Smith International, Inc. Rolling cone drill bit having high density cutting elements
US20090271161A1 (en) * 2008-04-25 2009-10-29 Baker Hughes Incorporated Arrangement of cutting elements on roller cones for earth boring bits
US8955413B2 (en) 2009-07-31 2015-02-17 Smith International, Inc. Manufacturing methods for high shear roller cone bits
US8672060B2 (en) 2009-07-31 2014-03-18 Smith International, Inc. High shear roller cone drill bits

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2117679A (en) * 1935-12-27 1938-05-17 Chicago Pneumatic Tool Co Earth boring drill
US2463932A (en) * 1944-05-23 1949-03-08 John A Zublin Drilling bit
BE510109A (en) * 1951-11-20
US2927778A (en) * 1956-07-05 1960-03-08 Chicago Pneumatic Tool Co Rotary drill cutters
US3495668A (en) * 1968-07-05 1970-02-17 Murphy Ind Inc G W Drill bit
US4763736A (en) * 1987-07-08 1988-08-16 Varel Manufacturing Company Asymmetrical rotary cone bit
US4804051A (en) * 1987-09-25 1989-02-14 Nl Industries, Inc. Method of predicting and controlling the drilling trajectory in directional wells
US5456141A (en) * 1993-11-12 1995-10-10 Ho; Hwa-Shan Method and system of trajectory prediction and control using PDC bits
WO1997048876A1 (en) * 1996-06-21 1997-12-24 Smith International, Inc. Rolling cone bit having gage and nestled gage cutter elements having enhancements in materials and geometry to optimize borehole corner cutting duty
US5937958A (en) * 1997-02-19 1999-08-17 Smith International, Inc. Drill bits with predictable walk tendencies
US6345673B1 (en) * 1998-11-20 2002-02-12 Smith International, Inc. High offset bits with super-abrasive cutters
GB2345500B (en) * 1998-12-05 2002-09-25 Camco Internat A method of determining characteristics of a rotary drag-type drill bit
US6527068B1 (en) * 2000-08-16 2003-03-04 Smith International, Inc. Roller cone drill bit having non-axisymmetric cutting elements oriented to optimize drilling performance

Also Published As

Publication number Publication date
GB2384503A (en) 2003-07-30
US20030136588A1 (en) 2003-07-24
CA2417307A1 (en) 2003-07-24

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)