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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...
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8151999 |
Plastic septic tank having layered composite wall
A septic tank or storage tank has a corrugated thermoplastic wall which has a composite layered structure. A tank wall comprises an inner layer of solid plastic for containing liquid; an outer...
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8137544 |
Waste water treatment system
A molded modular wastewater treatment system including a tank with molded double thick baffle walls made of UV stabilized ⅜″ thick polyethylene. The system is designed with three separately mol...
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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...
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8123936 |
Wastewater treatment system with ultraviolet unit
A wastewater treatment system for processing borne wastewater. The treatment system having a tank with an inlet and an outlet and an access assembly residing at the top of the treatment tank. The...
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8038871 |
Septic tank float mounting system
A septic tank float mounting system includes a septic tank having a pump therein. A discharge conduit is in fluid communication with the pump. A pump actuating assembly is removably positioned in...
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8002996 |
Self cleaning pump vault for a septic tank
A self-cleaning discharge system used with a wastewater treatment system. The wastewater treatment system includes a tank for collecting wastewater while the wastewater typically includes solid...
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7976713 |
Secondary filtering and discharging of wastewater
Treating wastewater by receiving wastewater having a reduced concentration of waste solids into a secondary containment space and allowing the waste solids to distribute into a lower horizontal...
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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...
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7857973 |
Self cleaning pump vault for a septic tank
A self-cleaning discharge system used with a wastewater treatment system. The wastewater treatment system includes a tank for collecting wastewater while the wastewater typically includes solid...
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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...
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7846328 |
Treatment system for enhanced water and wastewater nutrient removal
Disclosed is a wastewater treatment apparatus utilizing time tested techniques for recirculating media treatment with proprietary advancements to produce a system capable of nitrifying and...
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7718057 |
Wastewater treatment system
This invention is directed to a wastewater treatment system having a fluidizable media carrying anoxic bacteria in a first treatment zone and a filter membrane positioned in a second treatment...
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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...
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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...
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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...
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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...
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7628912 |
Manufacturing device and application device for liquid containing micro-nano bubbles
The application device for liquid containing micro-nano bubbles generates micro-nano bubbles in a wide size distribution with use of a submerged pump-type micro-nano bubble generator and a spiral...
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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...
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7572372 |
Tank
In a tank B for water treatment, consisting of at least two plastic material tank parts 1, 2 produced by injection moulding or by injection moulding and embossing a separately produced separation...
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7544303 |
Method and apparatus for removing debris from septic waste
The system involves a transitionary septic tank. The transitionary septic tank includes an enclosed containment body having an interior portion. An inlet opening is formed in the enclosed...
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7513995 |
Air driven particle recirculator for a septic tank outlet baffle or filter assembly
An air driven particle recirculator designed to introduce air around a single or multiple compartment septic tank discharge outlet baffle or filter assembly. The air driven particle recirculator...
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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...
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7476321 |
Method and a plant for waste water treatment
A method and a plant for waste water treatment include a method for purifying waste that has the steps of a) storing waste water; b) optionally removing phosphorous compounds; c) leading the waste...
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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...
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7455780 |
Method of treating stormwater runoff and domestic waste with high carbon ash
A method of treating domestic wastewater wherein the wastewater is directed through a high carbon ash particulate. Contaminants such as phosphorus, nitrogen, BOD and COD can be removed. In...
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7399413 |
Recirculating filter
A self contained filter for a recirculating tank is used in a septic system. The self contained filter is a mattress-like filter made of woven material encapsulating aggregate material therein. The...
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7374670 |
High aspect ratio wastewater system
A leaching conduit comprising: a high aspect ratio channel; a first pipe in fluid communication with the high aspect ratio channel; and where the aspect ratio of the high aspect channel is...
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7371323 |
System and method for reducing wastewater contaminants
A wastewater treatment system. Toilet, kitchen, commercial, and industrial process waste is segregated from the total wastewater stream and treated in order to reduce the total nitrogen,...
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7344641 |
Used water treatment system for residences and the like
A system for the treatment of residential wastewater which comprises a septic tank, a holding tank in fluid communication with the septic tank and a reactor containing a plurality of media on which...
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7341660 |
Unitary three stage wastewater treatment system
The invention is a three stage wastewater treatment system having a first tank, a second tank and a third tank, all in fluid communication and forming a unitary structure. The first and second...
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7323107 |
Apparatus and method for the treatment of waste
A waste treatment system suitable for domestic use and capable of producing water suitable for recycling within the household. The system includes a bioreactor (30) and a decomposition chamber...
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7309423 |
Wastewater treatment and dispersal system
A wastewater treatment and dispersal system wherein wastewater will stand until it has a BOD of less than about 125 mg/l. The dispersal field may comprise inner and outer conduits, an inner conduit...
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7306717 |
Water treatment apparatus
It is an object of the present teachings to provide a technique for effectively providing a packed region in a water treatment apparatus in which the packed region is provided in a path of water to...
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7294261 |
Vessel assembly for use in a wastewater treatment system
A vessel assembly for use in a wastewater treatment system having a first vessel, a second vessel, a first gusset assembly attached to and connecting the first and second vessels and a second...
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7294254 |
Wastewater treatment system
A localized wastewater treatment system for biologically treating wastewater. Raw wastewater flows into a first operational area where a majority of solid material in the wastewater separates out...
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7294260 |
Aerobic wastewater treatment plant having 3-compartment vessel
An aerobic wastewater treatment plant having a peripheral wall, at least three compartments being formed within the peripheral wall in conjunction with bottom wall, the peripheral wall having first...
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7291265 |
Passive treatment of wastewater and contaminated groundwater
A bioremediation system using inorganic oxide-reducing microbial consortia for the treatment of, inter alia coal mine and coal yard runoff uses a containment vessel for contaminated water and a...
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7285216 |
Treatment of water
A process for treating sulphide-containing water includes maintaining a steep redox potential gradient in an interface zone of the sulphide-containing water. The water is exposed to an...
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7282143 |
Septic tank
A septic tank includes a chamber, an inlet through which waste water enters the chamber, an outlet, and an outlet pipe mounted to the outlet. At least one partitioning member is mounted in the...
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7270750 |
Clarifier recycle system design for use in wastewater treatment system
A recycle system for use in a waste treatment facility utilizing either partially fluidized or combined fluidized bed filtration principles comprising the use of discrete passageways to allow flow...
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7252766 |
Wastewater treatment system and method
A system, method and apparatus for treating wastewater containing biodegradable material wherein a submerged stand alone perforated cylinder reactor pod containing aerobic bacterial growth media...
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7241380 |
Ultraviolet treatment unit and septic tank system
A septic tank system including a tank and a downstream fluid system. The tank is adapted to receive sewerage and discharge liquid effluent into the downstream fluid system. A treatment chamber is...
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7169296 |
Collapsible digester
A collapsible water treatment digester includes a flexible bladder, a frame, and a plurality of filter plates. The flexible bladder is movable from a collapsed position wherein the bladder is...
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7166211 |
Process and apparatus for microbial filtration and bacterial injection for one or more environmental contaminants
Scaleable bacterial injection, aeration and filtration system to effectively control microbial community function of aquatic systems. The present invention is a substantially simplified system with...
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7144506 |
Blow molded septic tank and method of manufacture
A septic tank formed of a blow molded body having an interior and an exterior. The septic tank body is formed from one or more layers of plastic material that are chosen for their chemical,...
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7138048 |
Apparatus and method for the removal of solids and floatables from a wastewater stream
An apparatus for removing particulates from a wastewater stream includes a chamber having a wastewater inlet and wastewater outlet which promotes a generally horizontal wastewater flow. A grating...
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7081203 |
Compact surface mounted on-site wastewater treatment unit
A compact, ground surface mounted wastewater treatment unit module. The module is surface mounted on a selected substrate such as a scarified native soil. A watertight receiving basin is located on...
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7077958 |
Sewage treatment plant
The invention relates to a sewage treatment plant for treatment of waste fluid, said plant comprising at least one aeration chamber (2, 3), a settling chamber (4) and a disinfection chamber (5). In...
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7040840 |
Sewage effluent distribution means
Effluent-operated valves provide, in a septic system, distribution of effluent uniformly to a plurality of portions or fingers of a drain field. The installation of such valves in a tank that...
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