Title:
DEVICE FOR SUPPLYING ALUMINA TO AN ELECTROLYTIC CELL
Document Type and Number:
WIPO Patent Application WO/2018/137025
Kind Code:
A1
Abstract:
The present invention relates to a device (10) for supplying alumina to an electrolytic cell (100), comprising a boring part (22), a tubular sleeve (23) surrounding the boring part, the sleeve comprising a lower opening and a first gas discharge opening (25), a pipe (26) for feeding alumina into the tubular sleeve (23) comprising a second alumina feeding opening and an orifice in communication with the tubular sleeve, wherein the tubular sleeve (23) and the pipe (26) are arranged so that more than 90% of the gases entering the tubular sleeve (23) via the lower opening (24) leave the tubular sleeve (23) via the first gas discharge opening (25).
Inventors:
RENAUDIER STEEVE (FR)
BECASSE SÉBASTIEN (FR)
BRUN FRÉDÉRIC (FR)
COTE PATRICE (CA)
FIGUE JEAN-PIERRE (FR)
BECASSE SÉBASTIEN (FR)
BRUN FRÉDÉRIC (FR)
COTE PATRICE (CA)
FIGUE JEAN-PIERRE (FR)
Application Number:
PCT/CA2018/050070
Publication Date:
August 02, 2018
Filing Date:
January 22, 2018
Export Citation:
Assignee:
RIO TINTO ALCAN INT LTD (CA)
International Classes:
C25C3/14
Domestic Patent References:
| WO2011089497A1 | 2011-07-28 |
Foreign References:
| CN202440556U | 2012-09-19 | |||
| EP2337879B1 | 2016-12-14 |
Other References:
See also references of EP 3580373A4
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