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.

Date of Patent:
Sep. 15, 2015

Filed:

Feb. 08, 2012
Applicants:

Soren J. Hojsgaard, Hillerod, DK;

Bente E. Nielsen, Charlottelund, DK;

Per Koefoed-hansen, Frederikssund, DK;

Inventors:

Soren J. Hojsgaard, Hillerod, DK;

Bente E. Nielsen, Charlottelund, DK;

Per Koefoed-Hansen, Frederikssund, DK;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12M 1/107 (2006.01); C12M 1/00 (2006.01);
U.S. Cl.
CPC ...
C12M 21/04 (2013.01); C12M 23/34 (2013.01); C12M 23/36 (2013.01); C12M 47/20 (2013.01); Y02E 50/343 (2013.01);
Abstract

An apparatus for production of a biogas by anaerobic digestion of organic material, the apparatus comprising: a digester chamber defining: a gas generating zone and a gas collecting zone. A biogas outlet is defined in the gas collecting zone, and one or more nozzles is/are arranged to spray a gas cooling liquid into the gas accommodated in the gas collecting zone so as to cool the gas. A collecting member is arranged in the gas collecting zone to collect the gas cooling liquid when sprayed from the one or more nozzles towards the collecting member so as to prevent the gas cooling liquid from entering the organic material. The collecting member is arranged to cause the collected gas cooling liquid to flow into a liquid based safety valve.


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