SAND-CLAY MOULD FOR PRODUCTION OF SHAPED CASTS FROM NONFERROUS METALS Russian patent published in 2015 - IPC B22C9/00 

Abstract RU 2547049 C2

FIELD: process engineering.

SUBSTANCE: invention relates to metallurgy. Said mould comprises vertical riser. Ceramic insert is fitted in said riser which has helical ledge at its inner surface.

EFFECT: laminar motion of melt flow.

2 dwg

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RU 2 547 049 C2

Authors

Firstov Aleksandr Petrovich

Dates

2015-04-10Published

2013-02-04Filed