Legal status (The legal status 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 status listed.)
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 filedfiledCritical
Priority to JP1987070639UpriorityCriticalpatent/JPH034400Y2/ja
Publication of JPS63181500UpublicationCriticalpatent/JPS63181500U/ja
Application grantedgrantedCritical
Publication of JPH034400Y2publicationCriticalpatent/JPH034400Y2/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
Farming Of Fish And Shellfish
(AREA)
Aeration Devices For Treatment Of Activated Polluted Sludge
(AREA)
