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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 12780655 B1

PDFFull Text
Date of Patent:
Nov. 03, 2026

Filed:

Sep. 18, 2023

Process for producing hydrogen, carbon monoxide, and carbon from methane-containing feedstock

Applicant:

SK Innovation Co., Ltd., Seoul, KR;

Inventors:

Dong Min Yun, Daejeon, KR;

Jung Geun Jang, Daejeon, KR;

Ji Hoon Lee, Daejeon, KR;

Ye Rhee Cha, Daejeon, KR;

Assignee:

SK Innovation Co., Ltd., Seoul, KR;

Attorney:

IP&T GROUP LLP

Primary Examiner:

Richard M Rump

Assistant Examiner:

Logan undefined Laclair

Int. Cl.
CPC ...
C01B 3/26 (2006.01); C01B 3/56 (2006.01); C01B 32/205 (2017.01); C01B 32/40 (2017.01);
U.S. Cl.
CPC ...
C01B 3/26 (2013.01); C01B 3/56 (2013.01); C01B 32/205 (2017.08); C01B 32/40 (2017.08); C01B 2203/0277 (2013.01); C01B 2203/1041 (2013.01); C01B 2203/1241 (2013.01); C01B 2203/1264 (2013.01); C01B 2203/148 (2013.01); C01B 2203/1623 (2013.01); C01B 2203/1638 (2013.01); C01B 2203/168 (2013.01);
Abstract

Disclosed is a single process for producing hydrogen, carbon monoxide, and carbon from methane by forming gas products comprising hydrogen and carbon monoxide, and solid products comprising carbon and an iron-based catalyst from methane in a methane-containing feedstock through pyrolysis route involving auto-thermal reduction in a rotary kiln-type reactor in the presence of an iron-based catalyst and separating and recovering respective products.

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Yun, Dong. (2026). Process for producing hydrogen, carbon monoxide, and carbon from methane-containing feedstock (U.S. Patent No. 12780655). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12780655

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