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. 01, 1979
Filed:
Apr. 25, 1977
Applicant:
Inventors:
Assignee:
Toray Industries, Inc., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02B / ;
U.S. Cl.
CPC ...
521 32 ; 210 / ;
Abstract
Metal ions, for example, heavy metal ions, alkaline earth metal ions and aluminium ions are eliminated by bringing a liquid containing the metal ions into contact with a special chelate resin in which chelating carboxylic anion groups are associated with basic amino acid cations, for example, lysine, ornithine, histidine, arginine, .alpha.,.beta.-diaminopropionic acid, .alpha.,.gamma.-diaminobutyric acid, L-citrulline and .delta.-oxylysine.
Quick Actions:
Yotsumoto, Kyousuke. (1979). Process for eliminating metal ions from a metal ion-containing liquid (U.S. Patent No. 4152493). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4152493
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile