(19)
(11) EP 3 071 312 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
22.05.2019 Bulletin 2019/21

(45) Mention of the grant of the patent:
20.02.2019 Bulletin 2019/08

(21) Application number: 14863143.5

(22) Date of filing: 20.11.2014
(51) International Patent Classification (IPC): 
B01D 24/24(2006.01)
 C02F 3/08(2006.01)
(86) International application number:
PCT/US2014/066647
(87) International publication number:
WO 2015/077467 (28.05.2015 Gazette 2015/21)

(54)

BIOFILTRATION WITH ENHANCED SLUDGE HANDLING

BIOLOGISCHE FILTRATION MIT VERBESSERTER SCHLAMMHANDHABUNG

BIOFILTRATION AVEC MANIPULATION AMÉLIORÉE DE BOUES

(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: 21.11.2013 US 201361907142 P
22.11.2013 US 201314087912

(43) Date of publication of application:
28.09.2016 Bulletin 2016/39

(73) Proprietor: Aquaculture Systems Technologies, LLC
Jefferson, Louisiana 70121 (US)

(72) Inventor:
  • Malone, Ronald F.
    Baton Rouge, LA 70820 (US)

(74) Representative: J A Kemp 
14 South Square Gray's Inn
London WC1R 5JJ
London WC1R 5JJ (GB)


(56) References cited: : 
US-A- 5 618 431
US-A1- 2005 109 697
US-B1- 6 517 724
 US-A1- 2003 057 152
US-A1- 2009 294 356
US-B1- 6 517 724
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).