Carbon electrode for reducing dusting and gasification in an ele

Details Carbon electrode for reducing dusting and gasification in an ele Carbon electrode for reducing dusting and gasification in an ele

1984-11-14

1987-03-17

Williams, Howard S.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204 67, 252502, 252510, 264105, C25C 312, C25C 702, H01B 104

Patent

active

046505598

ABSTRACT:
Carbon dioxide reactions occurring during carbon electrode use in the production of aluminum can be decreased by contacting the outer surface of the calcined coke with elemental sulfur prior to the formation of the coke into an electrode.

REFERENCES:
patent: 1017483 (1912-02-01), Van Brunt
patent: 1899064 (1933-02-01), Storey et al.
patent: 3284334 (1966-11-01), Metrailer et al.
patent: 3598528 (1969-06-01), Franz et al.
patent: 3787300 (1974-01-01), Johnson
patent: 3954674 (1976-05-01), Reis
patent: 4011303 (1977-03-01), MacGregor
patent: 4341751 (1982-07-01), Kiikka et al.
patent: 4406872 (1983-09-01), Kapner et al.
"Increasing the Oxidation Resistance of Carbonaceous Bodies", Limonchik, Light Metals, pp. 459-470 (1981).
"New Developments in Upgrading Coal Tar Electrode Pitches", Kremer & Cukier, Light Metals, pp. 673-682 (1983).
Kirk, Othmer, vol. 1, pp. 931-954.

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