ZA200302151B - Polycrystalline diamond with a surface depleted of catalyzing material. - Google Patents

Polycrystalline diamond with a surface depleted of catalyzing material.

Info

Publication number
ZA200302151B
ZA200302151B ZA200302151A ZA200302151A ZA200302151B ZA 200302151 B ZA200302151 B ZA 200302151B ZA 200302151 A ZA200302151 A ZA 200302151A ZA 200302151 A ZA200302151 A ZA 200302151A ZA 200302151 B ZA200302151 B ZA 200302151B
Authority
ZA
South Africa
Prior art keywords
polycrystalline diamond
catalyzing material
surface depleted
depleted
catalyzing
Prior art date
Application number
ZA200302151A
Other languages
English (en)
Inventor
Griffin Nigel Dennis
Peter Raymond Hughes
Original Assignee
Camco Int Uk Ltd
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 Camco Int Uk Ltd filed Critical Camco Int Uk Ltd
Publication of ZA200302151B publication Critical patent/ZA200302151B/xx

Links

ZA200302151A 2000-09-20 2003-03-18 Polycrystalline diamond with a surface depleted of catalyzing material. ZA200302151B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23407500P 2000-09-20 2000-09-20

Publications (1)

Publication Number Publication Date
ZA200302151B true ZA200302151B (en) 2004-02-11

Family

ID=27734060

Family Applications (4)

Application Number Title Priority Date Filing Date
ZA200107478A ZA200107478B (en) 2000-09-20 2001-09-11 Machining of polycrystalline diamond.
ZA200107479A ZA200107479B (en) 2000-09-20 2001-09-11 Rotary drill bit.
ZA200302151A ZA200302151B (en) 2000-09-20 2003-03-18 Polycrystalline diamond with a surface depleted of catalyzing material.
ZA200302152A ZA200302152B (en) 2000-09-20 2003-03-18 High volume density polycrystalline diamond with working surfaces depleted of catalyzing material.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
ZA200107478A ZA200107478B (en) 2000-09-20 2001-09-11 Machining of polycrystalline diamond.
ZA200107479A ZA200107479B (en) 2000-09-20 2001-09-11 Rotary drill bit.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ZA200302152A ZA200302152B (en) 2000-09-20 2003-03-18 High volume density polycrystalline diamond with working surfaces depleted of catalyzing material.

Country Status (3)

Country Link
RU (2) RU2270820C9 (xx)
UA (2) UA74009C2 (xx)
ZA (4) ZA200107478B (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0716268D0 (en) 2007-08-21 2007-09-26 Reedhycalog Uk Ltd PDC cutter with stress diffusing structures
GB0819257D0 (en) * 2008-10-21 2008-11-26 Element Six Holding Gmbh Insert for an attack tool
US8789894B2 (en) * 2009-01-13 2014-07-29 Diamond Innovations, Inc. Radial tool with superhard cutting surface
BRPI1007389A2 (pt) * 2009-01-16 2016-02-16 Baker Hugues Inc métodos de formação de elementos de corte de diamante policristalino, elementos de corte assim formados e brocas de perfuração assim equipadas
US8079428B2 (en) 2009-07-02 2011-12-20 Baker Hughes Incorporated Hardfacing materials including PCD particles, welding rods and earth-boring tools including such materials, and methods of forming and using same
US8945720B2 (en) 2009-08-06 2015-02-03 National Oilwell Varco, L.P. Hard composite with deformable constituent and method of applying to earth-engaging tool
US8839889B2 (en) * 2010-04-28 2014-09-23 Baker Hughes Incorporated Polycrystalline diamond compacts, cutting elements and earth-boring tools including such compacts, and methods of forming such compacts and earth-boring tools
WO2012009285A1 (en) * 2010-07-14 2012-01-19 Varel International Ind., L.P. Alloys with low coefficient of thermal expansion as pdc catalysts and binders
US8997900B2 (en) 2010-12-15 2015-04-07 National Oilwell DHT, L.P. In-situ boron doped PDC element
RU2602651C2 (ru) * 2011-06-28 2016-11-20 Варел Интернэшнл Инд., Л.П. Электрохимическое удаление катализатора из сверхтвердых материалов с помощью ультразвука
US9650836B2 (en) * 2013-03-01 2017-05-16 Baker Hughes Incorporated Cutting elements leached to different depths located in different regions of an earth-boring tool and related methods

Also Published As

Publication number Publication date
ZA200302152B (en) 2004-02-12
UA74010C2 (en) 2005-10-17
RU2320615C9 (ru) 2008-06-20
UA74009C2 (en) 2005-10-17
RU2320615C2 (ru) 2008-03-27
RU2270820C2 (ru) 2006-02-27
RU2270820C9 (ru) 2006-07-20
ZA200107479B (en) 2002-04-24
ZA200107478B (en) 2002-03-12

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