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.:

US 7553984 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 30, 2009

Filed:

Jul. 21, 2006
Applicants:

Tobias Rau, Dortmund, DE;

Heinrich Hesse, Hattersheim, DE;

Wolfgang Buch, Frankfurt am Main, DE;

Jaime Gomez, Santiago de Chile, CL;

Miguel Angel Arends, Santiago de Chile, CL;

Norbert Ernstorfer, Santiago de Chile, CL;

Inventors:

Tobias Rau, Dortmund, DE;

Heinrich Hesse, Hattersheim, DE;

Wolfgang Buch, Frankfurt am Main, DE;

Jaime Gomez, Santiago de Chile, CL;

Miguel Angel Arends, Santiago de Chile, CL;

Norbert Ernstorfer, Santiago de Chile, CL;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for the flotation of sulfide ores is disclosed. The method comprises contacting the sulfide ores with a composition comprising at least one compound of the formula where


Find Patent Forward Citations

Rau, Tobias. (2009). Collector for sulfide ores (U.S. Patent No. 7553984). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7553984

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