Other

Piers Newbery

Allen Roche

Richard Michael Jordan

Patrick Grant

Jonathan Betts

A process for producing a metallic tool, mould, die or other body of significant thickness or a coating, the process comprising directing a spray ( ) comprising molten metallic droplets carried by a propelling gas toward an object surface ( ) of a substrate or pattern ( ) so as to build up a metallic deposit or coating comprising the mould, tool, die, body or coating on the object surface ( ) of the substrate or pattern ( ), wherein at one or more predetermined stages during spraying droplets of a relatively large mean size are sprayed and at one or more other stages droplets or a relatively smaller mean size are sprayed.

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Chester, VA, United States of America

Piers Newbery