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:
Jul. 25, 2000
Filed:
Jun. 25, 1999
Applicant:
Inventors:
Jeong Yong Ryu, Daejeon, KR;
Kyoung Rak Ji, Choongchungbook-do, KR;
Jong-Ho Shin, Daejeon, KR;
Say Kyoun Ow, Daejeon, KR;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21B / ;
U.S. Cl.
CPC ...
162-4 ; 162-5 ; 162 72 ; 162189 ; 435278 ;
Abstract
The present invention relates to a method for recycling of old corrugated container (OCC) using flotation, followed by selective enzymatic treatment to fines portion and by selective refining to long fiber stream, and more particularly, to a method for recycling of OCC, wherein OCC is treated with floatation and enzymatic hydrolysis and those recycled stock is refined, thereby having the following effects: