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 8722008 B1

PDF
Full Text
Expired
Date of Patent:
May. 13, 2014

Filed:

Dec. 03, 2010
Applicants:

Soo Hyun Chung, Daejeon, KR;

Jeong Geol NA, Daejeon, KR;

Inventors:

Soo Hyun Chung, Daejeon, KR;

Jeong Geol Na, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29B 17/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed is a method for upgrade-processing carbon black produced by performing a pyrolysis on waste tires and, more particularly to, a method of upgrading carbon black which includes removing iron wires and fibers from carbon black produced by performing a pyrolysis on waste tires with a magnetic separator and a gravity separator and then subjecting the carbon black to micronization, heating, and acid treatment to upgrade the carbon black. The method for upgrade-processing carbon black produced by performing a pyrolysis on waste tires includes producing an inorganic salt by treating carbon black produced by performing a pyrolysis on waste tires with an acid solution to produce an inorganic salt from an inorganic substance contained in the carbon black.


Find Patent Forward Citations

Chung, Soo. (2014). Method for upgrade-processing carbon black produced by performing a pyrolysis process on waste tires (U.S. Patent No. 8722008). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8722008

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