DK116649B -
Method for purifying wastewater in biological systems of the contact aerator type and contact filter for carrying out the method.
- Google Patents
Method for purifying wastewater in biological systems of the contact aerator type and contact filter for carrying out the method.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Krueger As IfiledCriticalKrueger As I
Priority to DK141067ApriorityCriticalpatent/DK116649B/en
Priority to SE313768Aprioritypatent/SE344581B/xx
Priority to GB1213868Aprioritypatent/GB1214677A/en
Priority to DE19681708600prioritypatent/DE1708600A1/en
Priority to NO1009/68Aprioritypatent/NO120177B/no
Priority to US3468795Dprioritypatent/US3468795A/en
Priority to CH393968Aprioritypatent/CH476646A/en
Publication of DK116649BpublicationCriticalpatent/DK116649B/en
DK141067A1967-03-171967-03-17
Method for purifying wastewater in biological systems of the contact aerator type and contact filter for carrying out the method.
DK116649B
(en)
Method for increasing the treatment capacity in wastewater treatment plants with immersion drip filters and treatment plants for carrying out the process.