APPARATUS FOR EXTRACTING PATTERN AT MAKING CASTING MOLD WITH DUMMY Russian patent published in 1997 - IPC

Abstract RU 2094165 C1

FIELD: foundry. SUBSTANCE: apparatus includes supporting insert arranged in said pattern and secured to upper stop of flask by means of wedge member. EFFECT: improved design. 3 dwg

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RU 2 094 165 C1

Authors

Mal'Tsev G.G.

Sidorova G.V.

Dates

1997-10-27—Published

1995-04-11—Filed