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.:
Date of Patent:
Apr. 01, 2014
Filed:
Jun. 26, 2012
Applicants:
Douglas A. Green, Brainerd, MN (US);
Eric Ingwer Paulson, Aitkin, MN (US);
Inventors:
Douglas A. Green, Brainerd, MN (US);
Eric Ingwer Paulson, Aitkin, MN (US);
Assignee:
American Peat Technology, LLC, Aitkin, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 31/16 (2006.01); B01D 15/04 (2006.01); C02F 1/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the production of low-temperature activated or partially activated partially decomposed organic matter for use as an ion-exchange medium comprising the steps of granulating partially decomposed moisture-bearing organic matter, drying the granules and activating the granules at a temperature of about 175-520° C., wherein the granule has a hardness and cation-exchange capacity suitable for a particular application desired.