Matches 1 - 19 out of 19


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US20110272350 Methods for Treatment of Waste Activated Sludge  
A process for treating waste primary or activated sludge solids that have been removed to a digester phase of the activated sludge process through the use of powdered natural lignocellulosic...
US20110315629 SUBMERGED MEMBRANE BIOREACTOR SYSTEM AND BIOLOGICAL METHODS FOR REMOVING BISPHENOL COMPOUNDS FROM MUNICIPAL WASTEWATER  
The present document describes a process and a bioreactor for reducing a bisphenol compound content of a wastewater using a membrane bioreactor containing a biomass in a volatile suspended solid...
US20110089107 INTIMATE COUPLING OF PHOTOCATALYSIS AND BIODEGRADATION IN A PHOTOCATALYTIC CIRCULATING-BED BIOFILM REACTOR  
Systems and methods are provided for intimately coupling advanced oxidation process (AOP) with biodegradation for the treatment of contaminated water. The system comprises a particulate bed having...
US20070075018 Method and product for the residential and commercial aquatic environment  
A product and a method for treating a body of water having organic and ammonia impurities therein. The product consists of a filter media having been pre-colonized with microorganisms capable of...
US20110186509 PROCESSING OF WATER USING MICROORGANISMS  
A method for microbiologically processing water includes treating the water in a bioreactor with microorganisms, wherein at least 70% of the microorganisms can break down 2-propanol and/or acetone.
US20050040105 Ammonia nitrification over a carbonate alkalinity source  
The ammonia nitrification over a calcite slurry process and system may be used for treating an ammonia containing fluid. An influent fluid stream may be introduced into an aerobic contact element...
US20120118819 IN-SITU, MICROBIAL BIO-REMEDIATION OF AQUATIC ENVIRONMENTS  
A method for facilitating growth of microbial communities for in-situ bodies of flowing water for the sake of bio-remediating contaminated water and/or producing useful biomass.
US20080169238 BIOSORPTION SYSTEM PRODUCED FROM BIOFILMS SUPPORTED IN FAUJASITE (FAU) ZEOLITE, PROCESS OBTAINING IT AND ITS USAGE FOR REMOVAL OF HEXAVALENT CHROMIUM (CR(VI))  
The present invention refers to a biosorption system composed of a bacterial biofilm supported in synthetic zeolites, for usage in various types of industry for the removal of hexavalent chromium,...
US20070102354 SYSTEM FOR TREATING WASTEWATER AND A MEDIA USABLE THEREIN  
A wastewater treatment system and a biological reactor usable in a wastewater treatment system are disclosed. Also disclosed is a media for supporting a growth biology and usable in a biological...
US20100044305 Wastewater treatment system and process utilizing solids based bacterial colonization (SBBC)  
Wastewater treatment system and process in which the influent is passed through a mixing chamber and then through a series of filters of progressively smaller size to separate the materials...
US20100155327 System and method for enhancing a wastewater treatment process  
A system for enhancing an activated sludge process including at least one biological reactor. A weighting agent impregnation subsystem is coupled to the biological reactor for mixing biological...
US20110284461 Controlled Aeration of Integrated Fixed-Film Activated Sludge Bioreactor Systems for the Treatment of Wastewater  
A method of biologically treating wastewater with an integrated fixed film activated sludge process. The integrated fixed film activated sludge process includes biomass suspended in mixed liquor...
US20070205152 Process for biological purification of waste water with simultaneous decomposition of organic and nitrogen-containing compounds  
For the biological purification of waste water that contains organic and nitrogen-containing compounds, wastewater is aerated with air and/or oxygen in the presence of a biomass fixed on a carrier...
US20100219126 WASTEWATER TREATMENT METHOD USING IMMOBILIZED CARRIER  
To provide an inexpensive wastewater treatment method which facilitates downsizing of tanks and requires less withdrawal of an excessive sludge, the use is made of an aeration tank 1 in which...
US20120055868 PROCESS FOR THE PURIFICATION OF AN AQUEOUS STREAM COMING FROM THE FISCHER-TROPSCH REACTION  
Process for the purification of an aqueous stream coming from the Fischer-Tropsch reaction which comprises: —feeding said aqueous stream containing the organic by-products of the reaction to a d...
US20060138048 Method for treating a contaminated fluid, system for treating a contaminated fluid, and method for making a biomass carrier suitable for treating a contaminated fluid  
A method for treating a contaminated fluid includes: preparing biomass-carrier pieces made from a fiber component selected from a non-woven fabric, a fiber bundle assembly, a bulky fiber bundle...
US20090127190 WATER TREATMENT PROCESS  
A water treatment process comprising: (a) providing bioactive material in waste water, the bioactive material containing microorganisms capable of removing one or more impurities from the waste...
US20100213121 Anaerobic Wastewater Treatment System and Process Utilizing Solids Based Bacterial Colonization (SBBC)  
Anaerobic Wastewater treatment system and process in which the influent is passed through a mixing chamber and then through a series of filters of progressively smaller size to separate the...
US20100193432 DIGESTING AND CONTINUOUSLY SELF-CLEANING AQUARIUM FILTER  
A method and system for filtering water in aquarium tanks comprising: a macerating/comminuting chamber with a continuously self-cleaning screen covering the discharge outlet that only allows,...
Matches 1 - 19 out of 19