Refractory mold and method of making

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO RE48971
SERIAL NO

16198147

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Abstract

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A refractory mold is disclosed. The refractory mold includes a fugitive pattern assembly comprising a hollow sprue that comprises a sprue wall disposed about a longitudinal axis; a pattern disposed outwardly of the sprue wall; and an outwardly extending gate attached to and extending between the sprue wall and the pattern, the hollow sprue, pattern and gate each formed from a fugitive material; and a refractory mold formed on and having a mold cavity defined by an outer surface of the fugitive pattern assembly.

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Patent Owner(s)

Patent OwnerAddress
HITCHINER MANUFACTURING CO INC594 ELM STREET MILFORD NH 03055

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hanrahan, Michael R Bedford, US 6 16
Patteuw, Skip L Wilton, US 6 16

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