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:
Nov. 08, 1988
Filed:
Nov. 10, 1986
Applicant:
Inventors:
Kazuo Tajima, Tokyo, JP;
Yo Osada, Tokyo, JP;
Assignee:
Nippon Kokan Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
502 74 ; 502 60 ; 502 79 ;
Abstract
This invention proposes an adsorbent containing mainly Cu(I) ion-exchanged and carried in a cation exchange site of a zeolite at an ion exchange ratio of not less than 50%, the zeolite having a silica/alumina ratio of not more than 10, and a salt of a least one metal selected from the group consisting of Cu(I), Fe, Zn, Ni, and Mg, the metal salt being dispersed and carried in pores of the zeolite. This invention also proposes a method of manufacturing the above adsorbent.