E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 10/02 (2006.01) B24D 3/06 (2006.01) B24D 5/12 (2006.01) B28D 1/04 (2006.01) B28D 1/12 (2006.01) E21B 10/48 (2006.01)
Patent
CA 2208313
Segmented cutting tools such as core drill bits and diamond saw blades can be made more efficient by hardening a portion of the sides of each of the segments.
L'invention concerne des outils de coupe à segments tels que les forets de sondage à carottes et les lames circulaires à diamant que l'on peut rendre plus performants en durcissant une partie des côtés de chacun des segments.
Fisher Kawika S.
Moon Steve A.
Gowling Lafleur Henderson Llp
Norton Company
Saint-Gobain Abrasives Inc.
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