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:
Jun. 08, 1976
Filed:
Oct. 09, 1974
Applicant:
Inventor:
Matthias Schellenberg, Marly, CH;
Assignee:
Ciba-Geigy AG, Basel, CH;
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
96 6 / ;
Abstract
The present invention relates to a process for fixing silver iodide containing photographic material with a fixing bath. The bath contains, in addition to a compound capable of forming soluble silver complexes, at least one organic solvent, preferably N-methylpyrrolidone. The organic solvent increases the speed of dissolution of the silver iodide.