ZA200302152B - High volume density polycrystalline diamond with working surfaces depleted of catalyzing material. - Google Patents

High volume density polycrystalline diamond with working surfaces depleted of catalyzing material.

Info

Publication number
ZA200302152B
ZA200302152B ZA200302152A ZA200302152A ZA200302152B ZA 200302152 B ZA200302152 B ZA 200302152B ZA 200302152 A ZA200302152 A ZA 200302152A ZA 200302152 A ZA200302152 A ZA 200302152A ZA 200302152 B ZA200302152 B ZA 200302152B
Authority
ZA
South Africa
Prior art keywords
high volume
polycrystalline diamond
working surfaces
volume density
catalyzing material
Prior art date
Application number
ZA200302152A
Inventor
Nigel Dennis Griffin
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 ZA200302152B publication Critical patent/ZA200302152B/en

Links

ZA200302152A 2000-09-20 2003-03-18 High volume density polycrystalline diamond with working surfaces depleted of catalyzing material. ZA200302152B (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
ZA200302152B true ZA200302152B (en) 2004-02-12

Family

ID=27734060

Family Applications (4)

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

Family Applications Before (2)

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

Family Applications After (1)

Application Number Title Priority Date Filing Date
ZA200302151A ZA200302151B (en) 2000-09-20 2003-03-18 Polycrystalline diamond with a surface depleted of catalyzing material.

Country Status (3)

Country Link
RU (2) RU2270820C9 (en)
UA (2) UA74009C2 (en)
ZA (4) ZA200107479B (en)

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
RU2539639C2 (en) * 2009-01-16 2015-01-20 Бейкер Хьюз Инкорпорейтед Forming of cutting elements of polycrystalline diamond, cutting elements thus made and drill bit equipped with such cutting elements
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
RU2559183C2 (en) * 2010-04-28 2015-08-10 Бейкер Хьюз Инкорпорейтед Polycrystalline diamond elements, cutting tools and drilling tools including such elements as well as production of such elements and drills
US20120012402A1 (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
WO2013003333A1 (en) * 2011-06-28 2013-01-03 Varel International Ind., L.P. Ultrasound assisted electrochemical catalyst removal for superhard materials
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
UA74010C2 (en) 2005-10-17
UA74009C2 (en) 2005-10-17
RU2270820C9 (en) 2006-07-20
ZA200107478B (en) 2002-03-12
RU2320615C9 (en) 2008-06-20
ZA200107479B (en) 2002-04-24
RU2270820C2 (en) 2006-02-27
RU2320615C2 (en) 2008-03-27
ZA200302151B (en) 2004-02-11

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