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 7518045 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 14, 2009

Filed:

Jun. 01, 2005
Applicants:

Chan-ho Pak, Seoul, KR;

Hyuk Chang, Seongnam-si, KR;

Jian Nong Wang, Shanghai, CN;

Inventors:

Chan-ho Pak, Seoul, KR;

Hyuk Chang, Seongnam-si, KR;

Jian Nong Wang, Shanghai, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 31/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides a simple method of mass producing high purity carbon nanocages. The method of preparing carbon nanocages comprises introducing an inert gas into a reactor equipped with a spray nozzle and raising the temperature of the reactor to a pyrolysis temperature of a catalyst compound. The method further comprises spraying a reactant including the catalyst compound and a carbon-containing compound into the reactor through the spray nozzle, wherein the ratio of a space velocity of the inert gas to a space velocity of the reactant is 100 or more.


Find Patent Forward Citations

Pak, Chan-ho. (2009). Method of preparing carbon nanocages (U.S. Patent No. 7518045). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7518045

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