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:
Jun. 01, 1999
Filed:
May. 12, 1997
Applicant:
Inventors:
Paul K Smith, Roscoe, IL (US);
Eugene P Bergemann, Hoffmann Estates, IL (US);
Assignee:
NTEC Solutions, Inc., Mt. Prospect, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; C02F / ;
U.S. Cl.
CPC ...
210668 ; 210669 ; 210670 ; 210683 ; 210758 ; 210911 ;
Abstract
A process for the separation of pentavalent arsenic from an aqueous solution using an N-alkyl pyridinium-containing adsorption medium is disclosed. An oxidizing medium and process for the oxidation of trivalent arsenic to pentavalent arsenic with removal of the pentavalent arsenic so formed is also disclosed.
Quick Actions:
Smith, Paul. (1999). Process for the removal of pentavalent arsenic from water (U.S. Patent No. 5908557). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5908557
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