The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 13, 1998
Filed:
Jul. 08, 1996
Applicant:
Inventors:
Assignee:
Agfa-Gevaert, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430373 ; 430414 ; 430435 ; 430440 ; 430446 ; 430480 ; 430483 ; 430943 ;
Abstract
By means of a development intensification process for processing color photographic silver halide materials, the silver halide emulsions of which contain more than 90 mol. % of AgCl and less than 0.8 g of silver halide per m.sup.2 (stated as the equivalent quantity of AgNO.sub.3), short processing times accompanied by stable replenishment rates are obtained if at least one compound of the formulae (I), (II) or (III) is used as the developer substance in a quantity of 0.002 to 0.04 mol/l of developer solution ##STR1## in which R.sub.1 to R.sub.3, R.sub.10 to R.sub.17, R.sub.21 to R.sub.23, m, n and Y have the meaning stated in the specification.