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

Details for Australian Patent Application No. 2001286049 (hide)

Owner Camco International (UK) Limited

Inventors Griffin, Nigel Dennis; Hughes, Peter Raymond

Agent Griffith Hack

Pub. Number AU-B-2001286049

PCT Pub. Number WO02/24601

Priority 60234075 20.09.00 US; 60281054 02.04.01 US

Filing date 5 September 2001

Wipo publication date 2 April 2002

Acceptance publication date 23 March 2006

International Classifications

C04B 35/32 (2006.01) Shaped ceramic products characterised by their composition

B23B 27/14 (2006.01) Tools for turning or boring machines - Cutting tools of which the bits or tips are of special material

C04B 41/53 (2006.01) After-treatment of mortars, concrete, artificial stone or ceramics - involving the removal of part of the materials of the treated article

E21B 10/50 (2006.01) Drilling tools

Event Publications

23 March 2006 Application Accepted

  Published as AU-B-2001286049

20 July 2006 Standard Patent Sealed

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