E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
255/11
E21B 10/62 (2006.01) E21B 10/58 (2006.01) E21B 10/60 (2006.01)
Patent
CA 1244001
CUTTING ASSEMBLY ABSTRACT OF THE INVENTION A drill bit with multiple fluid jet cutting nozzles designed so that the drill bit workface including the cutters is a separate piece from the drill bit body that houses the fluid jet nozzle orifice mounts. The cutter assembly protects the nozzle housing from rapid wear and it can be easily removed from the nozzle housing without disturbing or removing any of the nozzle orifice mounts.
473648
Falconbridge Limited
Flow Industries Inc.
Inco Limited
Kidd Creek Mines Limited
Noranda Inc.
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