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:
Feb. 28, 2023
Filed:
Dec. 02, 2019
Applicant:
Oci Company Ltd., Seoul, KR;
Inventor:
Su-Jin Son, Seongnam-si, KR;
Assignee:
OCI COMPANY LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09C 1/50 (2006.01); C01B 32/342 (2017.01); F27B 3/24 (2006.01); F27B 3/04 (2006.01);
U.S. Cl.
CPC ...
C01B 32/342 (2017.08); C09C 1/50 (2013.01); F27B 3/04 (2013.01); F27B 3/24 (2013.01); C01P 2006/22 (2013.01);
Abstract
Disclosed are apparatus and method for preparing carbon black, in which the carbon black may be continuously formed and activated. In one embodiment, carbon black powders formed in a combustion reactor are converted into a slurry which in turn is refluxed to the combustion reactor in a repeated manner, thereby to allow successive activation treatments. In this way, a sufficient residence time for the activation of the carbon black may be secured.