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 11124429 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 21, 2021

Filed:

Jul. 14, 2011
Applicants:

Avinash Gore, Johnstown, PA (US);

BO HU, Greensburg, PA (US);

Sydney Luk, Cherry Hill, NJ (US);

Inventors:

Avinash Gore, Johnstown, PA (US);

Bo Hu, Greensburg, PA (US);

Sydney Luk, Cherry Hill, NJ (US);

Assignee:

HÖGANÄS AB (PUBL), Höganäs, SE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 39/20 (2006.01); B22F 1/00 (2006.01); C02F 1/00 (2006.01); B01D 15/00 (2006.01); B01J 20/02 (2006.01); B01J 20/28 (2006.01); B22F 5/10 (2006.01); C02F 1/28 (2006.01); C22C 1/08 (2006.01); C22C 33/02 (2006.01); C02F 103/06 (2006.01);
U.S. Cl.
CPC ...
C02F 1/004 (2013.01); B01D 15/00 (2013.01); B01J 20/02 (2013.01); B01J 20/28004 (2013.01); B01J 20/28011 (2013.01); B01J 20/28042 (2013.01); B01J 20/28057 (2013.01); B22F 1/0003 (2013.01); B22F 5/10 (2013.01); C02F 1/281 (2013.01); C22C 1/08 (2013.01); C22C 33/0257 (2013.01); B01D 39/2027 (2013.01); B01D 39/2031 (2013.01); B01D 39/2034 (2013.01); B01D 39/2037 (2013.01); B01J 2220/42 (2013.01); B22F 2999/00 (2013.01); C02F 2103/06 (2013.01); C02F 2303/04 (2013.01);
Abstract

The present invention concerns a filtering medium, a method for the production thereof, the use of said filtering medium and a method for reducing the content of multiple contaminants simultaneously in fluids by means of said filtering medium through a physical barrier, a chemical process or biological process, wherein said filtering medium consists of or comprises at least one of the following: a mixture (A) containing a major part of an iron-based powder and a minor part of a copper based powder, an iron-copper powder alloy (B), and an iron-based porous and permeable composite containing copper (C).


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Gore, Avinash. (2021). Iron copper compositions for fluid purification (U.S. Patent No. 11124429). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11124429

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