Coating to prevent the oxidation of electrodes during electric f

Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...

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501 5, 501 14, 501 20, 501 24, 501 88, 501134, 501 4, 501 87, C03C 604, C05C 824, C04B 3556, C04B 3546

Patent

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045887004

ABSTRACT:
A coating is provided whih substantially lengthens the life of carbon and graphite electrodes used in electrical arc processes for the manufacture of ferrous metals. The coating forms a silica-phosphorus glass upon the electrodes.

REFERENCES:
patent: 3852107 (1974-12-01), Lorkin et al.
patent: 3964924 (1976-06-01), Kurzeja

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