ZA86556B - Kerfing drag bit - Google Patents

Kerfing drag bit

Info

Publication number
ZA86556B
ZA86556B ZA86556A ZA86556A ZA86556B ZA 86556 B ZA86556 B ZA 86556B ZA 86556 A ZA86556 A ZA 86556A ZA 86556 A ZA86556 A ZA 86556A ZA 86556 B ZA86556 B ZA 86556B
Authority
ZA
South Africa
Prior art keywords
kerfing
drag bit
drag
bit
kerfing drag
Prior art date
Application number
ZA86556A
Inventor
Hsin Huang
Alexander Meskin
Robert Trujillo
Original Assignee
Christensen Inc Norton
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 Christensen Inc Norton filed Critical Christensen Inc Norton
Publication of ZA86556B publication Critical patent/ZA86556B/en

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
    • E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
    • E21B10/43—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits characterised by the arrangement of teeth or other cutting elements
ZA86556A 1985-01-25 1986-01-24 Kerfing drag bit ZA86556B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69520385A 1985-01-25 1985-01-25

Publications (1)

Publication Number Publication Date
ZA86556B true ZA86556B (en) 1986-09-24

Family

ID=24792058

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA86556A ZA86556B (en) 1985-01-25 1986-01-24 Kerfing drag bit

Country Status (4)

Country Link
EP (1) EP0189212A1 (en)
CN (1) CN86100885A (en)
CA (1) CA1264734A (en)
ZA (1) ZA86556B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4744427A (en) * 1986-10-16 1988-05-17 Eastman Christensen Company Bit design for a rotating bit incorporating synthetic polycrystalline cutters
ATE431896T1 (en) 2004-10-28 2009-06-15 Diamond Innovations Inc POLYCRYSTALLINE CUTTING TOOL WITH MULTIPLE CUTTING EDGES
US8327955B2 (en) 2009-06-29 2012-12-11 Baker Hughes Incorporated Non-parallel face polycrystalline diamond cutter and drilling tools so equipped
US8739904B2 (en) 2009-08-07 2014-06-03 Baker Hughes Incorporated Superabrasive cutters with grooves on the cutting face, and drill bits and drilling tools so equipped
SA111320374B1 (en) 2010-04-14 2015-08-10 بيكر هوغيس انكوبوريتد Method Of Forming Polycrystalline Diamond From Derivatized Nanodiamond
US9140072B2 (en) 2013-02-28 2015-09-22 Baker Hughes Incorporated Cutting elements including non-planar interfaces, earth-boring tools including such cutting elements, and methods of forming cutting elements
CN103742078B (en) * 2014-01-08 2016-08-24 无锡钻探工具厂有限公司 A kind of pectination secter pat diamond-impregnated bit
CN103806915A (en) * 2014-02-13 2014-05-21 湖南工程学院 Seabed polymetallic sulfide cutting head
CN109226226B (en) * 2018-07-23 2020-04-24 山东冽泉环保工程咨询有限公司 Large-diameter cylindrical drill bit type in-situ repair system
CN113153164B (en) * 2021-04-20 2024-02-23 金沙县仁德钻探工具有限公司 Four-wing flat-top eight-tooth drill bit
CN113530455A (en) * 2021-08-31 2021-10-22 中国地质大学（武汉） Diamond bit combining concentric circular teeth and spiral teeth

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE377460C (en) * 1923-06-19 Hans Hundrieser Rock drill with breaking surfaces between the teeth
FR1174641A (en) * 1957-05-07 1959-03-13 Diabor Method for fixing attached cutters to cutting tools and cutting tools, in particular drill bits, thus obtained
US4475606A (en) * 1982-08-09 1984-10-09 Dresser Industries, Inc. Drag bit
US4529047A (en) * 1983-02-24 1985-07-16 Norton Christensen, Inc. Cutting tooth and a rotating bit having a fully exposed polycrystalline diamond element
US4499959A (en) * 1983-03-14 1985-02-19 Christensen, Inc. Tooth configuration for an earth boring bit
AU2568884A (en) * 1983-03-21 1984-09-27 Norton Christensen Inc. Teeth for drill bit
US4586574A (en) * 1983-05-20 1986-05-06 Norton Christensen, Inc. Cutter configuration for a gage-to-shoulder transition and face pattern

Also Published As

Publication number Publication date
CN86100885A (en) 1986-08-20
EP0189212A1 (en) 1986-07-30
CA1264734A (en) 1990-01-23

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