METHOD OF USING SUBSTANCE CONTAINING CARBON IN ELECTROLYTIC PRODUCTION OF ALUMINUM Russian patent published in 2001 - IPC

Abstract RU 2166566 C2

FIELD: aluminum production. SUBSTANCE: material is formed by granulation of mass containing carbon particles and binding agent. Carbon particles may contain carbon material which is collected in anode firing. Carbon particles may contain residual dust in filter and impurities in the form of sodium and fluorine. Adding of powder/dust which contains silicon oxide to mass, renders impurities harmless. Added material may be prepared by crushing and grinding of used fire-clay brick to obtain its dust-like state. EFFECT: provided comprehensive reuse of some wastes of aluminum electrolytic production. 10 cl, 3 ex

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RU 2 166 566 C2

Authors

Nil'S Fjukse

Khogne Linga

Kari Stette

Bodil' Madsl'En

Bergitte Khusa Kippernes

Lene Navestad Solli

Dates

2001-05-10Published

1996-12-13Filed