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, 2001
Filed:
Jan. 25, 1999
Applicant:
Inventors:
Manfred T. Reetz, Mülheim an der Ruhr, DE;
Gunther Lohmer, Mülheim an der Ruhr, DE;
Assignee:
Studiengesellschaft Kohle mbH, Mulheim an der Ruhr, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B 3/00 ; B01F 1/708 ; B01F 1/700 ;
U.S. Cl.
CPC ...
C25B 3/00 ; B01F 1/708 ; B01F 1/700 ;
Abstract
Solvent-stabilized transition metal colloids are prepared either electrochemically by cathodically reducing metal salts in the presence of polar stabilizing solvents to form metal colloids, or the transition metal salts are reduced in polar solvents using an alcohol at elevated temperatures.