MIXTURES OF MOULDING MATERIAL CONTAINING BARIUM SULPHATE Russian patent published in 2018 - IPC B22C1/02 

Abstract RU 2640686 C2

FIELD: metallurgy.

SUBSTANCE: moulding mixture comprises a refractory base, a liquid glass-based binder, barium sulphate and dustlike metal oxide.

EFFECT: improved surface quality of the castings.

20 cl, 2 tbl

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RU 2 640 686 C2

Authors

Korschgen, Jorg

Oberleiter, Martin

Deters, Heinz

Dates

2018-01-11Published

2013-06-06Filed