F - Mech Eng,Light,Heat,Weapons – 04 – D
Patent
F - Mech Eng,Light,Heat,Weapons
04
D
230/17
F04D 29/28 (2006.01)
Patent
CA 1216267
WEAR RESISTANT FAN BLADE FOR CENTRIFUGAL FAN ABSTRACT In a centrifugal fan having radially directed fan blades, each having, in combination, a serrated sur- face forming in longitudinal cross-section a sawtooth configuration in the radial direction of the rotating blade with a wear resistant coating over a substantial area of the serrated surface.
412135
Doherty William G.
Jackson John E.
Hopley William G.
Union Carbide Corporation
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