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Application filed by Hydrosan B P Gospodarki WodnofiledCriticalHydrosan B P Gospodarki Wodno
Priority to PL92296685ApriorityCriticalpatent/PL169179B1/en
Publication of PL296685A1publicationCriticalpatent/PL296685A1/en
Publication of PL169179B1publicationCriticalpatent/PL169179B1/en
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
Y02W10/00—Technologies for wastewater treatment
Y02W10/10—Biological treatment of water, waste water, or sewage
PL92296685A1992-11-191992-11-19
Method of sludge thickening in biological wastewater treatment plants
PL169179B1
(en)
Reagentless method of removing nitrogen and phosphorus compounds from waste waters during biological tretment processes and bilogical treatment plant therefor