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9023209 Systems and methods for converting gaseous byproducts of wastewater treatment into energy  
A method for removing methane from biogas is described. The method includes: (i) receiving biogas including methane and other components into a first tank; (ii) receiving water into the first...
9011689 Artificial recharge system  
An artificial recharge system and method for recharging an aquifer. The artificial recharge system includes a constructed wetland, a settling pond, and a porous recharge reservoir. The constructed...
8980083 Water treatment apparatus  
A water treatment apparatus comprises a chamber divided by a partition into a treatment section and an outlet section. The treatment section may, for example, contain a filter media including...
8974664 Storm water treatment system  
A procedure for treating rain water run-off includes forming a swale for the capture, treatment, and re-use of the storm water to improve the overall quality of the water before discharge.
8940170 Triple-chambered wetland biofilter treatment system  
A dual-chambered horizontal flow water treatment system and method provides a first chamber with a first filtration system connected with a second chamber with a second filtration system in a...
8936725 Engineered wetland device of continuous operation for wastewater treatment under low temperature  
Constructed wetland wastewater treatment equipment under low temperature for continuous operation which includes: three-section substrates filled in a constructed wetland, ventilation pipes being...
8920810 Algal harvesting system  
A method and apparatus for harvesting algal growth on an algal growth medium that is arranged within a floway containing water. A cable coupled to the algal growth medium is pulled by a pulling...
8911626 Bioretention system with internal high flow bypass  
The invention provides a bioretention system comprising one or more chambers and a high flow bypass system with top and bottom weirs for water filtration and storm water flow management. The...
8894849 Upward flow constructed wetland for treatment of water contaminated with chlorinated aliphatics  
An improved upward flow constructed wetland cell for treatment of water contaminated with chlorinated aliphatics is disclosed. The improvements include adding ammonia-oxidizing microorganisms to...
8889006 System for wastewater treatment using aquatic plants  
A wastewater treatment system includes an outlet barrier for controlling a flow of wastewater from a treatment zone to an outlet from the wastewater environment. An immersed support structure is...
8888891 Metal recovery method using protonemata of moss plants  
Disclosed is a method for recovery of a metal using plants. The method for recovery of a metal involves bringing a protonema of a moss plant belonging to the family Funariaceae into contact with a...
8877048 Cascading system of floodway stormwater containment basins  
A series of cascading basins is excavated along a sloped floodway typically established between adjoining agricultural fields. These basins address problems of stormwater runoff from agricultural...
8800496 Self-cleaning pre-filter for a water circulation pump  
A water circulation pump pre-filter unit (PFU). The PFU is submerged and provides structure to camouflage the system to give a natural and aesthetic look. The PFU comprises at least two cleaning...
8795518 Method and system for wastewater treatment and disposal  
A method and system for waste water treatment and disposal includes the use of a sealed chamber having a plurality of sealed light transmitting windows and a relatively large basin connected to...
8778184 Modular bioreactor system  
A modular, vertical bioreactor system includes a plurality of vertical bioreactor chambers each of which encloses an interior volume and has a height dimension which is greater than its width...
8771515 Horizontal flow biofilter system and method of use thereof  
A horizontal flow water treatment method and wetland biofilter apparatus provides a chamber with impermeable outer walls spaced away from permeable interior walls of a media filtration bed such...
8764985 Basal screen for enhancing algal biomass growth  
A three-dimensional grid for use as an algal turf growing surface contains a horizontal planar basal net containing a series of horizontal planar members and upwardly directed members.
8747764 Inline intravenous fluid sterilizer  
An inline intravenous (IV) fluid sterilization system can be located within directly upstream of the patient's access point, downstream of any breach points, so as to ensure fluid sterility. The...
8734646 Bioremediation treatment for human sanitary waste  
A system for converting urine into potable water for drinking and use in a hand washing station (165) comprises a commode (100), a three-way valve (110) at the outlet of the commode, a urine...
8702986 Method of removing heavy metals in soils and water  
A method for sulfurous acid leaching of heavy metals from soils into a contaminated water fraction for subsequent precipitation with alkaline and nutrient reagents for filtration removal to...
8696907 Plant for the treatment and disposal of waste water containing salts and oil and method for the treatment and disposal of waste water containing salts and oil  
The invention relates to a plant and a method for the treatment and disposal of waste water containing salts and oil, in particular produced water, comprising at least one settling area for...
8691092 Treating water using floating wetland made of plastic waste  
An apparatus for creating floating wetlands and improving water quality is provided. The apparatus includes a lower retainer; an upper retainer; a floatable waste material disposed between the...
8679327 Bioretention box  
The bioretention box includes a vault, a lid and a removable grate positioned within the lid, the combination of the vault, lid and grate being positionable with a dugout subgrade region and...
8673615 Enhanced photosynthesis and photocatalysis water treatment/biomass growth process  
A process utilizing enhanced photosynthesis and photocatalysis to purify water and/or utilize CO2 on a large scale by growing biomass in reduced time and space in a closed, continuous-flow system....
8641893 Floating cell and island with a floating macrophyte filter  
A floating cell with a floating macrophyte filter that can be installed in a chamber containing a volume of fluid to be filtered. The cell has: a layer with a floating macrophyte filter between a...
8591730 Baffle plates for an ultraviolet reactor  
An ultraviolet reactor for treating a fluid. The reactor includes a vessel having an inlet for receiving fluid and an outlet for discharging fluid. The reactor further includes an ultraviolet...
8535532 Systems and methods for wastewater treatment  
A method of wastewater treatment is described. The method includes: (i) receiving wastewater produced after anaerobic digestion; (ii) performing a first type of treatment on wastewater to produce...
8535533 Bioretention system with high internal high flow bypass  
The invention provides a bioretention system comprising one or more chambers and a high flow bypass system with top and bottom weirs for water filtration and storm water flow management. The...
8507253 Photobioreactor cell culture systems, methods for preconditioning photosynthetic organisms, and cultures of photosynthetic organisms produced thereby  
Certain embodiments of the invention involve methods and systems for preselecting, adapting, and preconditioning one or more species of photosynthetic organisms, such as algae, to specific...
8500996 Self sustaining vegetated roof for harvesting and recycling rain water  
Broadly, an exemplary embodiment of the present invention provides a self sustaining green vegetated roof for harvesting and recycling rain water, including a re-created wetland disposed to...
8496922 Plankton strain algae Parachlorella nurekis 1904 KIEG and his use to exterminate cyanobacteria, bacteria and fungi  
An industrial strain of a unicellular green algae Parachlorella nurekis 1904 KIEG deposited in the Culture Collection of Algae and Protozoa (CCAP), Scottish Marine Institute, Dunbeg, OBAN, Argyll,...
8480971 Analytical pretreatment device  
The present invention relates to an analytical pretreatment device, comprising a supporting material 1, m inlet ports 3 as fluid injection ports, n outlet ports 4 as fluid outlet port, m×n hollow...
8382982 Apparatus merging wetland plants with a floating substrate to treat pollution in any river, lake or body of water  
Apparatus to treat pollution in rivers, streams, lakes, bays, ports and all bodies of water, employing as methodology wetland plants or macrophytes growing atop a wire or rigid frame basket filled...
8372283 Treatment method reducing wastewater influent chemical/pharmaceuticals before biological reduction to enhance sewage treatment  
A sulfurous acid/alkalinization pre-treatment method for wastewaters to condition and remove a number of chemicals/pharmaceuticals and heavy metals before the recovered treated influent undergoes...
8372277 Floating treatment streambed  
A floating streambed comprising a circulation pump having an inlet hose or pipe, an inlet hose or pipe depth adjuster, and one or more treatment channels comprised of permeable matrix. The...
8318015 Stormwater filtration systems  
A stormwater filtration system suitable for treatment of stormwater runoff in a developed environment uses a primary treatment bay that includes a filtration bed with live plant matter. A second...
8308944 System and method for treating wastewater via phototactic heterotrophic microorganism growth  
A wastewater treatment method includes the steps of supplying a wastewater influent having nutrients for a population of phototactic heterotrophic microorganisms to an aerated bioreactor. At least...
8303816 Wetland biofilter chamber with peripheral catch basin and method of use thereof  
A horizontal flow water treatment method and wetland biofilter apparatus provides a chamber with impermeable outer walls spaced away from permeable interior walls of a media filtration bed such...
8298423 Periphyton filtration system for a roof and associated methods  
A floway system for a building roof includes a substrate for supporting a periphyton culture that removes nutrient pollution from surface water and isolates the building envelope from...
8293108 Methods of and systems for producing diesel blend stocks  
A method for producing biofuels is provided. A method of making biofuels includes dewatering substantially intact algal cells to make an algal biomass, extracting neutral lipids from the algal...
8287732 Integration of anaerobic digestion in an algae-based biofuel system  
Systems and methods for the treatment of lipid-extracted algae biomass and recycling nutrients are provided. The lipid-extracted algae biomass is hydrolyzed prior to anaerobic digestion, and the...
8287728 Elevated swale for treatment of contaminated stormwater  
An elevated swale comprising a porous and water-permeable interior zone, a permeable and compressible exterior shell, and vertically oriented cylindrical inserts. The exterior shell surrounds the...
8268601 Continuous-batch hybrid process for production of oil and other useful products from photosynthetic microbes  
A process for cultivating photosynthetic microbes comprising Closed Systems for continuous cultivation and Open Systems for batch cultivation, in which (a) the Closed System Area occupies no more...
8252182 Subsurface upflow wetland system for nutrient and pathogen removal in wastewater treatment systems  
Methods and systems for a subsurface upflow wetland for wastewater treatment that includes a series of parallel treatment cells, each cell including from bottom to top, a layer of gravel, a layer...
8252183 Treating nitorogen-contaminated wastewaters  
An exemplary method of treating nitrogen-contaminated wastewaters, especially those with high ammonia concentrations, according to the invention includes the steps of ammonia degassing and...
8187461 System and method for processing and reusing graywater including for use in a home and garden  
A system and method for processing and reusing graywater. At least two vertical flow wetland units are provided, each of which comprises a container filled with at least one granular substrate and...
8153005 Retention/detention pond stormwater treatment system  
Materials, compositions, substances and methods and systems for stormwater treatment in wet ponds, dry ponds and a green roof system. A first embodiment provides in-situ treatment unit within the...
8133391 Method of ecological restoration of water bodies containing excess nutrient  
A method of ecological restoration of water bodies containing excess nutrient includes steps of: (a) taming Daphnia magna to be able to eat blue-green algae as an algae eating plankton with a...
8110105 Stormwater filtration systems  
A stormwater filtration system suitable for treatment of stormwater runoff in a developed environment uses a primary treatment bay that includes a filtration bed with live plant matter. A second...
8101079 On-site wastewater treatment using a functionalized green filtration media sorption field  
Methods, system, compositions for a green sorption media for bioretention soil amendments in drainfields for on-site waste water systems filled with the green sorption media to foster an anaerobic...

Matches 1 - 50 out of 340 1 2 3 4 5 6 7 >