Von Roll Aktiengesellschaft Fuer Kommunale Anlagen L.
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Von Roll Ag
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Publication of CH243853ApublicationCriticalpatent/CH243853A/de
C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F3/00—Biological treatment of water, waste water, or sewage
C02F3/02—Aerobic processes
C02F3/12—Activated sludge processes
C02F3/1205—Particular type of activated sludge processes
C02F3/121—Multistep treatment
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
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Life Sciences & Earth Sciences
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Biodiversity & Conservation Biology
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Microbiology
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Hydrology & Water Resources
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Engineering & Computer Science
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Environmental & Geological Engineering
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Water Supply & Treatment
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Chemical & Material Sciences
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Organic Chemistry
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CH243853D1944-04-131944-04-13Verfahren und Vorrichtung zur Nachbehandlung von biologisch gereinigtem Abwasser.
CH243853A
(de)