1
Iman W Koster, Abraham Klapwijk: Method and apparatus for processing manure. Ecotechniek, Harness Dickey & Pierce, March 1, 1994: US05290451 (67 worldwide citation)

The invention relates to a method for processing manure, liquid manure and/or Kjeldahl-N containing waste water being subjected to a nitrification in an aerated reactor containing active sludge and to a denitrification in a high rate recirculation denitrification reactor (13) containing a very compa ...


2
Iman W Koster, Abraham Klapwijk: Method for processing manure, fermented manure and ammonium nitrogen containing waste water. Ecotechniek, Harness Dickey & Pierce, March 22, 1994: US05296147 (15 worldwide citation)

The invention relates to a method for processing manure, fermented liquid manure being subjected to nitrification in a first step and to denitrification in a subsequent step, an aerated reactor which contains active sludge rich in nitrifying bacteria being used in the nitrification step and acid-neu ...


3
Iman W Koster, Abraham Klapwijk: Installation for processing manure, fermented manure and Kjeldahl-N containing waste water. Ecotechniek, Harness Dickey & Pierce, August 3, 1993: US05232583 (1 worldwide citation)

The invention relates to a method for processing manure, fermented liquid manure being subjected to nitrification in a first step and to denitrification in a subsequent step, an aerated reactor which contains active sludge rich in nitrifying bacteria being used in the nitrification step and acid-neu ...