Metal founding – Process – Shaping liquid metal against a forming surface
Reexamination Certificate
2006-03-07
2006-03-07
Johnson, Jonathan (Department: 1725)
Metal founding
Process
Shaping liquid metal against a forming surface
C164S444000
Reexamination Certificate
active
07007739
ABSTRACT:
A molten metal mold casting system with a cooling system which maintains an approximately equal coolant flow rate while altering flow characteristic of the coolant flow discharged toward the castpart to alter the cooling affects on the emerging castpart. The heat transfer at the center surface portion of the castpart is reduced for some low thermal conductivity alloy metals, which reduces the butt curl during casting.
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Johnson Jonathan
Tran Len
Wagstaff Inc.
Wells St. John P.S.
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