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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 9878925 B1

PDFFull Text
Date of Patent:
Jan. 30, 2018

Filed:

Dec. 18, 2012

Filtration medium comprising a thermolysis product of a carbon oxychalcogenide and a metal salt, method of removing chloramine with this filtration medium and method of making this filtration medium

Applicant:

3m Innovative Properties Company, St. Paul, MN (US);

Inventors:

Meredith McMurdo Doyle, St. Paul, MN (US);

Allen R. Siedle, Bloomington, IN (US);

Mark R. Stouffer, Middletown, CT (US);

Thomas E. Wood, Stillwater, MN (US);

Assignee:

3M Innovative Properties Company, St. Paul, MN (US);

Attorney:

Julie Lapos-Kuchar

Primary Examiner:

Lucas Stelling

Int. Cl.
CPC ...
B01J 20/02 (2006.01); B01J 20/20 (2006.01); B01J 20/30 (2006.01); B01J 20/32 (2006.01); C02F 1/28 (2006.01); C02F 1/72 (2006.01); C02F 101/12 (2006.01); C02F 101/16 (2006.01);
U.S. Cl.
CPC ...
C02F 1/288 (2013.01); B01J 20/0262 (2013.01); B01J 20/0281 (2013.01); B01J 20/0285 (2013.01); B01J 20/0288 (2013.01); B01J 20/0292 (2013.01); B01J 20/0296 (2013.01); B01J 20/20 (2013.01); B01J 20/3078 (2013.01); B01J 20/3204 (2013.01); B01J 20/3236 (2013.01); B01J 20/3244 (2013.01); C02F 1/283 (2013.01); C02F 1/725 (2013.01); C02F 2101/12 (2013.01); C02F 2101/16 (2013.01);
Abstract

Described herein is a filtration medium comprising a substrate, wherein the substrate comprises a thermolysis product of (i) a carbon substrate having a surface of COE, wherein E is selected from at least one of S, Se, and Te; and wherein x and y are greater than 0; and (ii) a metal salt; and methods of removing chloramine from aqueous solutions.

Find Patent Forward Citations

Doyle, Meredith. (2018). Filtration medium comprising a thermolysis product of a carbon oxychalcogenide and a metal salt, method of removing chloramine with this filtration medium and method of making this filtration medium (U.S. Patent No. 9878925). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9878925

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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