Metal founding – Process – Shaping liquid metal against a forming surface
Patent
1997-10-07
1999-06-22
Ryan, Patrick
Metal founding
Process
Shaping liquid metal against a forming surface
134 254, 134 32, 134 33, 134 36, B22D 2900, B08B 920, B08B 700, B08B 300
Patent
active
059133546
ABSTRACT:
Method for removing ceramic shell mold material from one or more castings in a relatively rapid manner wherein the casting and hot caustic solution spray nozzles are relatively moved to direct hot caustic solution under pressure at the castings to remove post-knock-out ceramic shell material thereon prior to further processing of the castings.
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Conroy Patrick L.
Wilkinson Douglas W.
Howmet Research Corporation
Lin I.-H.
Ryan Patrick
Timmer Edward J.
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