-
Denitrification process
-
Patent number 8,034,243
-
Issue date Oct 11, 2011
-
Parkson Corporation
-
Dominic Janssen
-
G05 - CONTROLLING REGULATING
-
Denitrification system
-
Patent number 8,025,796
-
Issue date Sep 27, 2011
-
Parkson Corporation
-
Dominic Janssen
-
G05 - CONTROLLING REGULATING
-
Wastewater denitrification system
-
Patent number 7,662,287
-
Issue date Feb 16, 2010
-
Parkson Corporation
-
Dominic Janssen
-
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
-
Denitrification process
-
Patent number 7,431,840
-
Issue date Oct 7, 2008
-
Parkson Corporation
-
Dominic Janssen
-
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE