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:
Dec. 03, 2019
Filed:
Sep. 21, 2012
Applicant:
Rheinkalk Gmbh, Wülfrath, DE;
Inventors:
Arnd Pickbrenner, Wülfrath, DE;
Heiko Saure, Gevelsberg, DE;
Christopher Pust, Düsseldorf, DE;
Volker Spicker, Wülfrath, DE;
Assignee:
Rheinkalk GmbH, Wülfrath, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P 5/02 (2006.01); C10L 3/08 (2006.01); C02F 11/04 (2006.01);
U.S. Cl.
CPC ...
C12P 5/023 (2013.01); C10L 3/08 (2013.01); C02F 11/04 (2013.01); C10L 2200/0469 (2013.01); C10L 2290/26 (2013.01); Y02E 50/343 (2013.01); Y02W 10/37 (2015.05);
Abstract
The invention relates to a process for production of biogas from a biodegradable substrate under anaerobic conditions, comprising the steps of introducing the substrate into a reaction space, the addition of a lime-based material having a particle diameter (d) of less than 90 μm and/or (d) of less than 10 μm to the substrate, and the biodegradation of the substrate to form biogas.