Method of processing pre-sensitized lithographic printing plate

Details Method of processing pre-sensitized lithographic printing plate Method of processing pre-sensitized lithographic printing plate

1990-08-01

1992-02-18

Mathews, A. A.

354320, 15 77, 15102, G03D 308

Patent

active

050898396

ABSTRACT:
An apparatus for processing an imagewise exposed pre-sensitized lithographic printing plate which entails uniformly applying a desired amount of developer, that has not been substantially used to the surface of the printing plate by a developer supply member comprised of two plates and having a slit at the lowermost portion thereof which contacts the surface of the printing plate, and then transferring the plate containing the developer to a developer storage tank, immersing the plate in the developer storage tank, and removing the developer from the plate.

REFERENCES:
patent: 3589261 (1971-06-01), Krikelis
patent: 3995343 (1976-12-01), Horner
patent: 4119991 (1978-10-01), Martino
patent: 4145135 (1979-03-01), Sara
patent: 4148576 (1979-04-01), Martino
patent: 4215927 (1980-08-01), Grant
patent: 4371250 (1983-02-01), Wakabayashi et al.
patent: 4428659 (1984-01-01), Howard
patent: 4464035 (1984-08-01), Schoering

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