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. 02, 1987
Filed:
Oct. 01, 1985
Applicant:
Inventors:
Wouter Roos, Nisse, NL;
Bernardus J Damman, Middelburg, NL;
Arie Lagendijk, Oost-Souburg, NL;
Dieter Steidl, Hofheim, DE;
Raban von Schenck, Hofheim, DE;
Assignee:
Hoechst Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
423659 ; 210757 ; 423-1 ; 423-3 ; 423 53 ; 423 62 ; 423 69 ; 423 99 ; 423138 ; 4233 / ; 423488 ; 423531 ;
Abstract
Metal ions are reduced from a higher to a lower oxidation stage using ferrophosphorus as the reductant.