Method to reduce porosity in a spray cast deposit

Details Method to reduce porosity in a spray cast deposit Method to reduce porosity in a spray cast deposit

1989-04-03

1990-10-09

Seidel, Richard K.

Metal founding

Process

Disposition of a gaseous or projected particulate molten...

B22D 2300

Patent

active

049614576

ABSTRACT:
An effective amount of a reactive metal which reacts whith the spray casting atmosphere but not with the desired alloy is dissolved into the alloy prior to spray casting. Preferred reactive metals readily form a nitride which is finely dispersed throughout the spray cast alloy.

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Osprey Metal Ltd., "The Osprey Preform Process" Published by Osprey Metals Ltd., Red Jacket Works, Millands, Neath, West Glam SA11 1NJ United Kingdom.
Leatham, A. G. et al. Modern Developments in Powder Metallurgy, vol. 15-17, 1985, pp. 157-173.
Evans, R. W. et al., "The Osprey Preform Process" In Powder Metallurgy, 1985.

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