E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 10/46 (2006.01)
Patent
CA 2524106
A PCD cutting element, which in operation (and as it wears to a worn condition) presents at least two cutting lips to the material being cut. One particularly advantageous use of this new PDC cutting element is as cutting elements for earth boring drill bits
Élément de taille de diamant polycristallin qui, en fonctionnement (et à mesure qu'il s'use), présente au moins deux tranchants au matériau à tailler. Cet élément de taille de diamant polycristallin est utilisé de façon particulièrement avantageuse pour les trépans des foreuses mécaniques du sol.
Bell Andrew
Griffin Nigel Dennis
Hughes Peter Raymond
Marks & Clerk
Reedhycalog Uk Limited
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