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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 11155478 B1

PDFFull Text
Date of Patent:
Oct. 26, 2021

Filed:

Jul. 13, 2017

Method for improving overflow clarity in production of coal

Applicant:

Ecolab Usa Inc., St. Paul, MN (US);

Inventors:

Christopher Ryan Greulich, Tucson, AZ (US);

Kevin McDonald, North Aurora, IL (US);

Weiguo Cheng, Naperville, IL (US);

Assignee:

Ecolab USA Inc., St. Paul, MN (US);

Attorney:

Kagan Binder, PLLC

Primary Examiner:

Clare M Perrin

Int. Cl.
CPC ...
C02F 1/56 (2006.01); C08F 220/06 (2006.01); C08F 220/56 (2006.01); C10G 1/04 (2006.01); C02F 1/00 (2006.01); C02F 101/10 (2006.01); C02F 103/10 (2006.01); B03D 3/06 (2006.01);
U.S. Cl.
CPC ...
C02F 1/56 (2013.01); C08F 220/06 (2013.01); C08F 220/56 (2013.01); C02F 2001/007 (2013.01); C02F 2101/10 (2013.01); C02F 2103/10 (2013.01); C10G 1/04 (2013.01);
Abstract

A transitional treatment composition and methods of treating coal refuse are provided. The transitional treatment composition comprises an anionic acrylate-acrylamide copolymer having from about 30 mole percent to about 50 mole percent (meth)acrylate, from about 50 mole percent to about 70 mole percent (meth)acrylamide, and a reduced specific viscosity of from about 18 dL/g to about 30 dL/g. The transitional treatment composition can be made down in an aqueous liquid.

Find Patent Forward Citations

Greulich, Christopher. (2021). Method for improving overflow clarity in production of coal (U.S. Patent No. 11155478). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11155478

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

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