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
C02F3/20—Activated sludge processes using diffusers
C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
C02F3/207—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with axial thrust propellers
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
(AREA)
Microbiology
(AREA)
Hydrology & Water Resources
(AREA)
Engineering & Computer Science
(AREA)
Environmental & Geological Engineering
(AREA)
Water Supply & Treatment
(AREA)
Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Aeration Devices For Treatment Of Activated Polluted Sludge
(AREA)
Installation de melange de deux phases fluides par agitation mecanique, notamment pour le traitement des eaux par transfert de gaz oxydant, et utilisation d'une telle installation.
Procede de purification biologique des eaux contenant des matieres organiques et produits derives, utilisant la diffusion et l'action de micro-organismes aerobies et anaerobies et dispositif pour la mise en oeuvre