Metal founding – Process – Shaping liquid metal against a forming surface
Reexamination Certificate
2011-01-18
2011-01-18
Kerns, Kevin P (Department: 1793)
Metal founding
Process
Shaping liquid metal against a forming surface
C164S006000, C164S122000
Reexamination Certificate
active
07870884
ABSTRACT:
A method for casting molded parts, comprising the following steps: The mold is prepared by forming a core packet from the cores which are made of molding sand; the metal melt is poured into the mold; the mold is thermally insulated prior to and/or after casting and the thermal process is used in a known manner inside the mold and/or insulation for controlled treatment of the cast molded part and/or the material forming the core packet.
REFERENCES:
patent: 4222429 (1980-09-01), Kemp
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Brunhuber, E.: “GIESSEREILEXIKON” 1983, Schiele & Schön, Berlin, pp. 923, paragraphs 2-3.
Alston & Bird LLP
Hos Hottinger Systems GBR
Kerns Kevin P
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