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. 10, 1979
Filed:
Sep. 12, 1977
Applicant:
Inventors:
Wilhelmus Pannekeet, Haarlem, NL;
Robert Smakman, Nigtevecht, NL;
Assignee:
Akzona Incorporated, Asheville, NC (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C13D / ; C13D / ;
U.S. Cl.
CPC ...
127 / ; 127 37 ; 127 55 ; 210 24 ; 210 / ;
Abstract
A process for removing an organic impurity from an aqueous solution is disclosed, said process comprising contacting the aqueous solution with an acid cation exchanger and subsequently with a polymer or polycondensate, which contains sulfur in the form of thiol groups bonded to carbon atoms.