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Filing date
Publication date
Application filed by Nippon Mining CofiledCriticalNippon Mining Co
Priority to JP4539476ApriorityCriticalpatent/JPS52130147A/en
Publication of JPS52130147ApublicationCriticalpatent/JPS52130147A/en
Publication of JPS5727749B2publicationCriticalpatent/JPS5727749B2/ja
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
Landscapes
Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
JP4539476A1976-04-231976-04-23Method of preventing clogging of diffusing pipe for aerationGrantedJPS52130147A (en)