Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Silver compound sensitizer containing
Patent
1993-01-29
1993-10-19
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Silver compound sensitizer containing
430567, 430568, G03C 1015
Patent
active
052544540
ABSTRACT:
A method of preparing silver halide grains for a photographic emulsion which has a constant mass production qualities and a controlled crystalization technique is disclosed. The first reaction of halides and silver is performed in a mixer with a blades of high speed then the fine crystals of silver halide are kept in an adjusting vessel where monitoring and control devices are provided and the fine crystals are supplied to a parent tank for ripening the crystals prepared in the parent tank.
REFERENCES:
patent: 4379837 (1983-04-01), Lapp et al.
patent: 5035991 (1991-07-01), Ichikawa et al.
patent: 5173398 (1992-12-01), Fukazawa et al.
Ichikawa Kazuyoshi
Ito Satoshi
Masutomi Haruhiko
Mimiya Chikao
Bowers Jr. Charles L.
Huff Mark F.
Konica Corporation
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