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. 10, 1983
Filed:
Feb. 04, 1981
Applicant:
Inventors:
Kiyomi Funabashi, Katsuta, JP;
Kunio Kamiya, Hitachi, JP;
Makoto Kikuchi, Hitachi, JP;
Toshio Takagi, Hitachi, JP;
Morimasa Hashimoto, Mishima, JP;
Mitsuyoshi Ichimura, Numazu, JP;
Assignees:
Hitachi, Ltd., Tokyo, JP;
Nippon Engelhard, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
252457 ; 252454 ; 252459 ; 252463 ; 2524 / ; 55 71 ;
Abstract
An adsorbing material comprising a porous body having larger pores of a mean pore diameter of 200 to 2000 A and smaller pores of a mean pore diameter of 40 to 200 A on the surfaces of the larger pores, said porous body being impregnated with a metal such as silver, copper, etc., or a salt thereof such as silver nitrate, etc., has excellent adsorbing performance for iodine and/or organic iodine compounds under any degree of humidity.