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:
Sep. 16, 2014

Filed:

May. 17, 2013
Applicant:

Grain Processing Corporation, Muscatine, IA (US);

Inventor:

Sarjit Johal, Iowa City, IA (US);

Assignee:

Grain Processing Corporation, Muscatine, IA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F26B 21/00 (2006.01); F26B 5/16 (2006.01); F26B 1/00 (2006.01);
U.S. Cl.
CPC ...
F26B 5/16 (2013.01); F26B 1/00 (2013.01);
Abstract

Disclosed is a process of stabilizing spent filter material that comprises mixing the filter media with a city media to produce a composition having a moisture content that is sufficiently low to retard microbial growth. The composition comprises spent filter media and a dry material, and preferably comprises diatomaceous earth. Soil is treated by adding the composition as a top dressing, soil amendment, or the like.


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