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:
Sep. 29, 2026
Filed:
May. 26, 2021
Applicant:
Basf SE, Ludwigshafen Am Rhein, DE;
Inventors:
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 32/40 (2017.01); B01J 6/00 (2006.01); B01J 19/24 (2006.01); C01B 3/24 (2006.01); C01B 3/34 (2006.01); C01B 25/02 (2006.01); C01B 32/05 (2017.01); C01B 32/942 (2017.01); C01B 32/97 (2017.01); C01B 33/025 (2006.01); C01G 45/02 (2025.01); C07C 1/04 (2006.01); C22B 5/10 (2006.01); C22B 25/02 (2006.01); C22B 34/32 (2006.01);
U.S. Cl.
CPC ...
C01B 32/40 (2017.08); B01J 6/008 (2013.01); B01J 19/245 (2013.01); C01B 3/24 (2013.01); C01B 3/34 (2013.01); C01B 25/02 (2013.01); C01B 32/05 (2017.08); C01B 32/942 (2017.08); C01B 32/97 (2017.08); C01B 33/025 (2013.01); C01G 45/02 (2013.01); C07C 1/0485 (2013.01); C22B 5/10 (2013.01); C22B 25/02 (2013.01); C22B 34/32 (2013.01); C01B 2203/0233 (2013.01); C01B 2203/0272 (2013.01); C01B 2203/062 (2013.01);
Abstract
A circular carbon process involves: a) reacting hydrogen and carbon monoxide to produce methane and water, b) decomposing methane into carbon and hydrogen, and c) using carbon as reducing agent and/or using carbon in a carbon-containing material as reducing agent, in a chemical process to produce carbon monoxide and a reduced substance. The methane produced in a) is used in b), the carbon produced in b) is used in c), and carbon monoxide produced in c) is used in a).