Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1985-06-17
1986-11-18
Welsh, J. David
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
423594, 4301066, G03G 914
Patent
active
046236031
ABSTRACT:
An electrophotographic ferrite carrier with substantially spherical shape based on a magnetoplumbite structure of hexagonal ferrite or ferroxplana structure derived from the magnetoplumbite structure has a high electrical resistivity and a longer life.
REFERENCES:
patent: 3839029 (1974-10-01), Berg
patent: 3901695 (1975-08-01), Shelffo
patent: 3929657 (1975-12-01), Jones
patent: 4124735 (1978-11-01), O'ltore
patent: 4126454 (1978-11-01), Jones
Standley, Oxide Magnetic Materials, Oxford Press. pp. 131-141.
Chinju Minoru
Iimura Tsutomu
Hitachi Metals Ltd.
Welsh J. David
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