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:
May. 23, 2000
Filed:
May. 03, 1999
Benedictus Jansen, Geel, BE;
Freddy Henderickx, Olen, BE;
Ann Verbeeck, Begijnendijk, BE;
Frank Michiels, Arendonk, BE;
Agfa-Gevaert, N.V., Mortsel, BE;
Abstract
A method is disclosed of processing an exposed black-and-white light-sensitive silver halide photographic material having silver halide, coated in an amount, expressed as an equivalent amount of silver nitrate of less than 6 g/m.sup.2 comprising the steps of developing, fixing, rinsing and drying, making use in the developing step of an ascorbic acid type developer and of an equivalent developer replenisher providing a regeneration amount of less than 150 ml/m.sup.2, characterized in that the said material has a buffering capacity of less than 6 mmole/m.sup.2, wherein said buffering capacity is defined as the amount of alkali, expressed in mmole/square meter, required to bridge across pH differences between the material and the developer.