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:
May. 28, 2024
Filed:
Nov. 30, 2020
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Yon Jee Kim, Daejeon, KR;
Kwang Woo Yoon, Daejeon, KR;
Og Sin Kim, Daejeon, KR;
Se Hyun Kim, Daejeon, KR;
Seung Yong Lee, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 32/16 (2017.01); B01J 8/00 (2006.01); B01J 8/18 (2006.01); B82Y 40/00 (2011.01);
U.S. Cl.
CPC ...
C01B 32/16 (2017.08); B01J 8/005 (2013.01); B01J 8/1809 (2013.01); B01J 8/1863 (2013.01); B01J 8/1872 (2013.01); B82Y 40/00 (2013.01); B01J 2219/0031 (2013.01); C01B 2202/26 (2013.01); C01B 2202/36 (2013.01);
Abstract
In the present invention, only low-growth carbon nanotubes are selectively separated among solid particles discharged during a reaction and then re-input to a reactor, so that it is possible to improve the quality of a carbon nanotube product to be produced and the productivity of a carbon nanotube production process.