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:
Jun. 16, 2015
Filed:
Dec. 01, 2010
Applicants:
Kwang-soo Kim, Goyang-si, KR;
Jun-ho Park, Goyang-si, KR;
Inventors:
Kwang-Soo Kim, Goyang-si, KR;
Jun-Ho Park, Goyang-si, KR;
Assignees:
KOREA INSTITUTE OF CONSTRUCTION TECHNOLOGY, Gyeonggi-do, KR;
KEOSUNG CONSTRUCTION CO. LTD, Seoul, KR;
KEOSONG CONSTRUCTION CO. LTD, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/26 (2006.01); A61L 9/013 (2006.01); B01D 53/52 (2006.01); B01D 53/58 (2006.01); B01D 53/84 (2006.01); B01J 2/20 (2006.01); C12M 1/00 (2006.01);
U.S. Cl.
CPC ...
A61L 9/013 (2013.01); B01D 53/52 (2013.01); B01D 53/58 (2013.01); B01D 53/84 (2013.01); B01D 2251/304 (2013.01); B01D 2251/606 (2013.01); B01D 2257/304 (2013.01); B01D 2257/406 (2013.01); B01D 2257/90 (2013.01); B01D 2258/06 (2013.01); B01J 2/20 (2013.01);
Abstract
A method for preparing pellets from rice husk includes: grinding rice husk; adding ammonia water to a mixture of ethylene vinyl acetate and poly(vinylacetate) to prepare a mixed liquid binder; mixing the mixed binder with the ground rice husk to obtain a binder/rice husk mixture; extruding the binder/rice husk mixture through an extruder; and cooling the extruded mixture at room temperature.