Gas separation: apparatus – Magnetic separating means
Patent
1974-06-27
1976-04-20
Klein, David
Gas separation: apparatus
Magnetic separating means
96 16, G03G 509
Patent
active
039516555
ABSTRACT:
Electrophotographic sheet material comprising a dye-sensitized photoconductive layer is made resistant to fading of its light-sensitivity by incorporating in the photoconductive layer a nitro-substituted xanthene dye, e.g. safrosin.
REFERENCES:
patent: 3069365 (1962-12-01), Shely
patent: 3122435 (1964-02-01), Noe
patent: 3647433 (1972-03-01), Contois
patent: 3723116 (1973-03-01), Kinjo et al.
Roncken Hubertus W. H. M.
Schoustra Bauke
Goodrow John L.
Johnston Albert C.
Klein David
Oce'-van der Grinten N.V.
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