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.

Date of Patent:
Jul. 01, 2014

Filed:

Oct. 19, 2011
Applicants:

Jürgen Schulz, Jesteburg, DE;

Daniel Michalek, Engelskirchen, DE;

Dirk Merkel, Solingen, DE;

Stefan Miltenyi, Bergisch-Gladbach, DE;

Inventors:

Jürgen Schulz, Jesteburg, DE;

Daniel Michalek, Engelskirchen, DE;

Dirk Merkel, Solingen, DE;

Stefan Miltenyi, Bergisch-Gladbach, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A23J 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and associated device for enrichment of Neél-magnetic particles from a dispersion of Brown-magnetic particles and Neél-magnetic particles. The device and method use ferromagnetic separation particles having a mean diameter of 100 to 250 μm located in a alternating magnetic field. The ferromagnetic separation particles have a magnetically and chemically inert coating.


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