Intensification of photographic silver images by physical develo

Details Intensification of photographic silver images by physical develo Intensification of photographic silver images by physical develo

1977-04-28

1979-06-05

Kelley, Mary F.

Gas separation: apparatus

Electric field separation apparatus

Electrode cleaner, apparatus part flusher, discharger, or...

96 48PD, 96 60R, G03C 524, G03C 554, G03C 532

Patent

active

041572629

ABSTRACT:
A process for intensifying a silver image formed photographically to obtain a non-silver metal image of high optical density comprising treatment with a non-silver physical developer solution containing (1) at least one of an amine borane compound and a borohydride compound, (2) at least one of an amine compound and an ammonium compound, and (3) a compound of a non-silver metal, within a specified temperature range and the non-silver physical developer solution used therein.

REFERENCES:
patent: 2942990 (1960-06-01), Sullivan
patent: 3045334 (1962-07-01), Berzins
patent: 3338726 (1967-08-01), Berzins
patent: 3373054 (1968-03-01), Lang et al.
patent: 3647450 (1972-03-01), Calligaris et al.
patent: 3650748 (1972-03-01), Yudelson et al.
patent: 3745039 (1973-07-01), Feldstein
patent: 3822127 (1974-07-01), Tsuboi et al.
patent: 3846591 (1974-11-01), Case
patent: 3935013 (1976-01-01), Lelental
patent: 3946126 (1976-03-01), Feldstein
patent: 3993801 (1976-11-01), Feldstein

Affiliated with

Also associated with

Rating

Intensification of photographic silver images by physical develo does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Intensification of photographic silver images by physical develo, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Intensification of photographic silver images by physical develo will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1707082