METHOD AND DEVICE FOR HOLDING OF MOULDING MASS IN DAMP CONDITIONS FOR PRODUCTION OF MOULDS OR CORES Russian patent published in 2015 - IPC B22C5/14 

Abstract RU 2557382 C2

FIELD: process engineering.

SUBSTANCE: invention relates to metallurgy. Moulding material or sand and binder are mixed by appropriate mixer (20). Resulted mix is fed by feeder (30) into sand collector (40) of mould of rod making device (50). Air in mix-free area (21) of mixer (20) is partially moistened or kept damp. Aforesaid binder is an inorganic, water soluble and/or absorbing substance.

EFFECT: ruled out pre-drying and crust formation.

19 cl, 1 dwg

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RU 2 557 382 C2

Authors

Vintgens Rudol'F

Faller Martin

Dates

2015-07-20Published

2011-04-08Filed