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Match Document Document Title
8182676 Wastewater effluent filter case with gas baffle  
A gas baffle for a waste water treatment plant filter housing that includes a first and second deflecting plate. The gas baffle has at least one flow-through opening defined by the first and second...
8182685 Effluent filter cartridge with progressive filtration  
A gas baffle for a waste water treatment plant filter housing that includes a first and second deflecting plate. The gas baffle has at least one flow-through opening defined by the first and second...
8157991 Segmental bio-retention basin system  
A retention basin enclosure includes a plurality of prefabricated concrete vertical wall segments, a baffle unit and at least one steel connecting dowel. Each wall segment includes a horizontal top...
8147688 Stormwater chamber detention system  
A stormwater detention system includes a containment row for removing and collecting solids from stormwater. The containment row may be surrounded by a water-impermeable membrane, and designed to...
8142106 Subsurface sewage disposal and wastewater treatment system  
A modular subsurface sewage disposal and wastewater treatment system is presented for treating effluent from a septic tank. The system includes an elongated member, leach field medium and at least...
8137544 Waste water treatment system  
A molded modular wastewater treatment system including a tank with molded double thick baffle walls made of UV stabilized ā…œā€³ thick polyethylene. The system is designed with three separately mol...
8137541 Sewage effluent distribution means  
A septic system can include an improved and more reliable apparatus for distributing effluent uniformly to a plurality of portions or fingers of a drain field. In such apparatus, an effluent...
8133388 Waste water filtering system  
A wastewater filtering system is provided for the passage of the wastewater from the home to the septic tanks prior to passage to the drain fields. The system comprises a separate septic tank...
8123436 Underground infiltration tank module  
An underground infiltration tank module comprising a four-sided periphery formed of a top periphery wall, a bottom periphery wall, and two side periphery walls, a plurality of channels running from...
8114277 Water treatment system including foam block  
The water to be treated might be river water which needs to be clarified, or might be septic tank effluent which needs to have its BOD and dissolved organics content diminished, and its ammonium...
8075774 Effluent filter cartridge with progressive filtration  
A gas baffle for a waste water treatment plant filter housing that includes a first and second deflecting plate. The gas baffle has at least one flow-through opening defined by the first and second...
8070949 Micro diffusion of oxygen for treatment and dispersal of wastewater in a drain field  
Methods, systems and apparatuses are disclosed for improving the treatment of wastewater in a dispersal drainage trench by facilitating the direct aeration of wastewater passing through a drainage...
8029673 Vertical-horizontal filter unit for the biological purification of polluted water  
The present invention relates to a vertical-horizontal filter unit for the biological purification of polluted water, comprising an upper zone of a soil patch planted with plants, having inlets for...
8021551 Eco-treatment system  
A system and method of treating wastewater from an animal confinement operation. The system including at least a first lagoon receiving water from the confinement operation. The system further...
7972505 Primary equalization settling tank  
Disclosed is a system for treating waste water. The system may be applied to any application for the treatment of waste water which benefits from an equalized flow into the waste water treatment...
7967979 Bi-phasic bioretention system  
An anaerobic to aerobic sequence enhances biological degradation of many organic pollutants. Exemplary embodiments provide systems and methods for effective treatment of storm-water runoff...
7951296 Apparatus and method for agricultural animal wastewater treatment  
One embodiment of an apparatus and method for treating agricultural animal wastewater that costs less to build, is easy to operate, and requires little energy input. The method employs natural...
7927484 Passive underground drainfield for septic tank nutrient removal using functionalized green filtration media  
Methods, systems and 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...
7887705 System for treating residual water  
Improvements on a system for treating residual water, presents a new solution for the conformation of a system for treating residual water and for such purpose, it basically consists of a lower...
7879246 Water treatment apparatus  
It is an object of the present invention to provide an effective technique for achieving a higher level of water quality control in a water treatment apparatus. Representative water treatment...
7874462 Pressure-actuated liquid disinfectant dispenser and method for an aerobic treatment system  
A pressure-actuated disinfectant dispenser and method for treating wastewater in an aerobic treatment system. The dispenser includes a reservoir for holding a disinfectant supply and a dosage...
7857968 High performance sewer system  
The system comprises one or more of the following: primary treatment units, flexible pipes, and optionally, one or more pumps. The system is designed and installed in a manner that enables the flow...
7857545 Variable volume drain field system  
An apparatus for a variable volume drain field for onsite wastewater renovation. The system includes at least one module having a weir-type inlet and a one-way flow control device. The modules...
7850848 Apparatus and process for biological wastewater treatment  
A self-sustaining wastewater treatment facility abates greenhouse gas abatement, captures CO2 and produces biomass to address multiple critical environmental needs. The facility includes an array...
7790035 Tertiary system and process for treating a liquid effluent from an onsite domestic secondary treatment unit  
Described are a tertiary disinfection system and process for treating a liquid effluent from a domestic secondary treatment unit. The liquid effluent has pathogenic micro-organisms, remaining...
7776211 System and method for biological wastewater treatment and for using the byproduct thereof  
A wastewater treatment system and process includes a treatment system for biologically treating wastewater to produce substantially clean water effluent and byproducts. The treatment system...
7762740 Fluid distribution system  
By providing an easily transported, filler component system, leaching field forming elements for establishing a series of flexible design passageways into which the desired fill material is placed,...
7749384 De-nitrification treatment system and method  
An apparatus is provided that includes: a containment system 208 having at least one sidewall and bottom that are substantially impermeable to a passage of water;a distribution system 124 to...
7744756 Wastewater flow diverter  
An apparatus for diverting wastewater in septic system comprises a top, a side adjoining and extending downwardly from the top, the top and the side form an inner volume and a partially open...
7740756 Wastewater filter system  
A filter unit for use in a casing disposed in a septic tank comprising a plurality of stacked filter plates. The individual filter plate is preferably substantially ā€œDā€ shaped in circumference and...
7727388 Septic tank and drainfield products, systems and methods  
An underground system for distributing and filtering post-septic effluent includes an underground watertight basin containing a filter and conduit connecting a septic tank with the watertight basin...
7718063 Treating pollutants by phytoleaching  
The invention relates to a method of depollution by phytoremediation intended for treating wastewater, polluted air or soil comprising a first step of introducing the pollutants in solid, liquid or...
7682512 Multi-level filter device  
The present invention is directed to a method for filtering fluid, preferably effluent fluid in a septic system, by providing a staged, filtering array in an effluent flow path, the stages...
7666301 Settling and retention basin  
A settling and retention basin includes an interior chamber having a peripheral wall preferably provided with two diametrically opposite openings in each of which is received a flow port member...
7662277 Wastewater treatment apparatus  
An improved wastewater treatment apparatus is provided. The waste treatment apparatus illustratively follows a primary treatment system such as, for example, a septic tank, a primary clarifier, a...
7651607 Chlorinator for wastewater treatment systems  
A chlorinator for wastewater treatment systems having a circulation pump, circulation tank, and return flow line, which includes a reservoir of disinfectant fluid and a dosage container...
7635431 Septic drain line flow control system  
A flow control device for the drain lines of a septic system interrupts the flow in the event the proximate water table rises to a level of over-saturation resulting in the effluent flow being...
7632408 Passive drain field system for wastewater treatment and associated methods  
A passive drain field assembly reduces nitrogen in wastewater by facilitating nitrification and denitrification. A first chamber receives effluent into a multi-pipe bundle. An air vent is provided...
7614822 Fluid distribution system  
By providing an easily transported, filler component system, leaching field forming elements for establishing a series of flexible design passageways into which the desired fill material is placed,...
7615149 Agitator in a sewer system  
In one aspect of the invention, a sewer system has a waste material flow path which has an entrance and a downstream digester assembly. At least one in-line agitator is disposed upstream to the...
7575656 Wastewater evaporating treatment and disposal system  
A system that treats wastewater by subjecting it to a heat source and destroying the microbes present therein and disposes of the wastewater to the atmosphere through evaporation. The components of...
7540960 Method and system for inoculating bacteria in contaminated water using earthworm humus  
A system for treating liquids by forming bacteria flora using earthworm humus is disclosed. In some embodiments, the system includes a containment tank for receiving a contaminated liquid...
7513994 Aeration vessel and aerator assembly for use in a wastewater treatment system  
An aerator assembly for use in the aeration vessel of a wastewater treatment system comprising a rigid tubular member having an upper end and a lower end, and a diffuser assembly, the diffuser...
7510649 Top loading vertical flow submerged bed wastewater treatment system  
A system for treating wastewater having a treatment bed of particulate material, inflow distributing plumbing for applying wastewater from a wastewater supply source to upper part of the treatment...
7497946 Subsurface drip disposal system  
A subsurface drip wastewater disposal system and method are disclosed that eliminate the need for headworks, reduce the risk of damage to the system, and permit optimal pump sizing by...
7468133 Heated baffle anaerobic lagoon digester  
A new process for the production of methane gas from flush dairy operations utilizing heated baffles in a lagoon is disclosed. The baffles are aligned in rows with the rows oriented perpendicular...
7465390 Low aspect ratio wastewater system  
A leaching conduit comprising: a low aspect ratio channel; a pipe in fluid communication with the low aspect ratio channel; wherein the aspect ratio of the low aspect channel is configured to...
7442305 Downwash process bioremediation system  
Disclosed herein is a method for the removal of petroleum hydrocarbon and toxic constitutes from contaminated soils and sediment. The method comprises the removal of contaminated materials from...
7438810 Sieve device  
A sieve device for insertion in a shaft has a connection for wastewater arriving in a supply device, which supply device is connected to a sieve surface of the sieve device for separating material...
7416672 Methods and apparatus for septic tank system chlorination  
Methods and apparatus for the slow, generally uniform addition of a disinfectant solution comprising an active ingredient, such as chlorine, to achieve a substantially constant level of active...
Matches 1 - 50 out of 340 1 2 3 4 5 6 7 >