(19)

(11)

EP 2 507 379 A2

(12)

(88) Date of publication A3: 27.10.2011 (43) Date of publication: 10.10.2012 Bulletin 2012/41 (21) Application number: 10834977.0 (22) Date of filing: 29.11.2010

(51) International Patent Classification (IPC):  C12P 7/06(2006.01) C12M 1/107(2006.01) C02F 3/28(2006.01) C12P 7/08(2006.01) C12M 1/36(2006.01) (86) International application number: PCT/US2010/058178 (87) International publication number: WO 2011/068748 (09.06.2011 Gazette 2011/23)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 01.12.2009 US 628601 23.03.2010 US 730213 05.11.2010 US 940491 05.11.2010 US 940477 05.11.2010 US 940501 (71) Applicant: Aquatech Bioenergy LLC Sioux Falls, South Dakota 57110 (US)	(72) Inventor: HAGEN, Tony A. Sioux Falls South Dakota 57110 (US) (74) Representative: Pfenning, Meinig & Partner GbR  Patent- und Rechtsanwälte Joachimstaler Strasse 12 10719 Berlin 10719 Berlin (DE)