Chemistry: electrical and wave energy – Processes and products – Electrostatic field or electrical discharge
Patent
1973-06-28
1978-11-07
Jung, T.
Chemistry: electrical and wave energy
Processes and products
Electrostatic field or electrical discharge
204 67, 204196, 204243R, C25C 306, C23F 1300
Patent
active
041244656
ABSTRACT:
Method of protection of electrically conducting parts in fluoride melts through which direct current flows in the electrolysis of aluminum oxide, comprising applying such an electrical potential to said parts that the direct current flowing through the fluoride melt cannot emerge from the parts at any place within the fluoride melt.
REFERENCES:
patent: 476914 (1892-06-01), Bernard
patent: 2311257 (1943-02-01), Sawyer et al.
patent: 2508523 (1950-05-01), Krebs
patent: 2834728 (1958-05-01), Gallone
patent: 2918421 (1959-12-01), Lundborg
Evans, "The Corrosion and Oxidation of Metals," 1967, pp. 890-897.
Heinzmann Ulrich
Schmidt-Hatting Wolfgang
Bachman Robert H.
Jung T.
Swiss Aluminium Ltd.
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