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:
Jul. 24, 1984
Filed:
Apr. 01, 1982
Applicant:
Inventors:
Kiyoshi Suzuki, Yokohama, JP;
Fumio Sumino, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C01B / ; G03G / ;
U.S. Cl.
CPC ...
4235 / ; 2523 / ; 2525011 ; 430 94 ;
Abstract
A process for producing photoconductive cadmium sulfide by introducing hydrogen sulfide into an aqueous solution containing cadmium ion comprizes, after completion of the first reaction of the cadmium ion with the hydrogen sulfide, repeating the reaction operation of adding further cadmium ion to the reaction mixture to cause the additional cadmium ion to react with the hydrogen sulfide.