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7125003 |
Liquid treatment injector
A reagent injector and/or aerator for aqueous fluids can use a variety of different removable end caps to adapt a venturi to different types of water treatment systems. The invention is adjustable...
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7118672 |
Membrane supported bioreactor for municipal and industrial wastewater treatment
A membrane supported biofilm reactor uses modules having fine, dense, non-porous hollow fibers made from Polymethyl pentene (PMP) formed into a fabric with the PMP as the weft. One or more sheets...
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7105092 |
Sewage treatment process by activated-sludge method comprising line atomizing treatment
Disclosed is a waste water disposal process in the biosolid method according to a line atomizing treatment in which a reactive gas containing oxygen or oxygen and ozone as hardly soluble gases is...
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7094336 |
Aquarium device with enhanced water filtration
A desktop aquarium device with enhanced water filtration is provided. The aquarium device contains a base and a spherical tank. A filtering dish is installed inside the base. The filtering device...
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7094340 |
Anti-spray aquarium airlift tube elbow
An exit elbow for an aerated aquarium lift tube, designed so that by the combination of a top-most air release baffle and a submerged release jet, that the inevitable water spray from the implosion...
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7083729 |
Device and method for cleaning a fluid, such as water
A device for cleaning a fluid comprises at least one set of a first membrane cloth and a second membrane cloth, each being permeable to water over substantially their entire length. The membrane...
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7081199 |
Aerobic digester for bodily waste material
A digester is provided for aerobically and microbially digesting a batch of bodily waste material, such as an aqueous slurry of pig manure. The digester comprises side-by-side digestion and...
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RE39203 |
Current and aeration system for wastewater plant
A defined current and aeration system for the aeration chamber of an aerobic wastewater treatment plant is disclosed. It includes the release of oxygenation gas or air into the aeration chamber...
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7077952 |
Aerobic wastewater treatment system
A wastewater treatment system integrates three tanks that oxidize organic compounds, retain solids, reduce nutrients, an inactivate pathogens, discharging an effluent that protects public health...
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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...
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7077208 |
Method and system for directing fluid flow
An apparatus having various conduits moves liquid by passing gas up through it. A collector conduit transports the liquid to the bottom of the unit. A gas-lift conduit mixes the liquid and gas at...
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7074328 |
Mixing, aeration or oxygenating apparatus
A mixing, aerating or oxygenating apparatus to aerate or oxygenate ponds, rivers or lakes, sewage or effluent treatment lagoons or beds or to airstrip volatile compounds from water or other solutes...
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7063786 |
Wastewater treatment bioreactor
Wastewater treatment bioreactor, an aeration zone and a settle zone are provided, the aeration device is located above the aeration zone, and a barrier and a gap are arranged between the aeration...
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7048861 |
System and method for in-well aeration
A method of aerating a well having a well pump positioned therein is disclosed which includes the steps of positioning an air diffuser within the well above the level of the well pump, determining...
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7041219 |
Method and apparatus for enhancing wastewater treatment in lagoons
A method and apparatus for building a lagoon based advanced treatment system or upgrading an existing lagoon system for advanced treatment of wastewater. The lagoon is provided with a baffle to...
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7041214 |
Waste water treatment system
An agent is used to treat waste water containing dimethylsulfoxide and includes a solution of a porous material at a concentration of 6500 to 7500 mg/L, where an average size of pore openings of...
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7033491 |
Aquarium filter
An aquarium filter to increase dissolved oxygen and improve water quality comprised of a box containing a segregated water inlet tank, a water collection tank, and multiple filtration tanks; water...
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7028849 |
Screen apparatus
Screen apparatus comprising a screen ( 10 ) which allows fluid to pass through it whilst providing a barrier to non-fluid matter in the fluid. A jet outlet ( 22 ) is arranged to direct a jet of...
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7022236 |
Membrane bioreactor, process and aerator
A reactor has an aerobic tank, an anoxic tank and a sealed membrane tank with conduits for circulating mixed liquor between them. Permeation starts when the mixed liquor reaches a high level and...
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7022226 |
Anaerobic bioreactor for the wastewater-treatment plant
The present invention relates to an apparatus for treating wastewater comprising aerobic microbes and an upflow anaerobic reactor in which the wastewater including various substances such as...
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7022241 |
Gas-gas-water treatment system for groundwater and soil remediation
A sparging system for in-situ groundwater remediation for removal of contamination including dissolved chlorinated hydrocarbons and dissolved hydrocarbon petroleum products including the use in...
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7008535 |
Apparatus for oxygenating wastewater
A method and apparatus creates gas-enriched fluid that is used to treat wastewater. In one embodiment, the wastewater is withdrawn from a supply of wastewater to be treated, and the wastewater is...
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7008538 |
Single vessel multi-zone wastewater bio-treatment system
A process for treating wastewater and a system for practicing the process includes: providing a plurality of zones within a single vessel wastewater treatment system; feeding wastewater into the...
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7005065 |
Wastewater treatment system having aeration dropline-supporting clips
A clip for supporting the clarifier and the droplines in a wastewater treatment system is disclosed. The clip comprises a pair of parallel main plates wherein at least one main plate contains a...
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7005069 |
Apparatus and method for aeration of wastewater
A wastewater treatment plant includes (i) an aeration vessel having a bottom portion, a top portion and a side portion disposed therebetween to hold a quantity of wastewater, the top portion and...
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6991722 |
Hydrate desalination for water purification
An apparatus is disclosed which allows the hydrate formed in the hydrate formation region of a desalination fractionation apparatus to be cooled as it rises in the apparatus. This has the...
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6984316 |
Device for creating at least one reaction zone in an aquifer
The present invention relates to a device for creating a reaction zone in an aquifer, for circulating and purifying ground and raw water, in particular for tap water use, which aquifer comprises...
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6984325 |
Water and aqueous mix treatment using venturi discharge oxygen
The method of treatment of a body or bodies of liquid, that is essentially aqueous, and containing other components, the method including introducing O 2 molecules into said liquid body or bodies...
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6984317 |
System for the treatment of soot-laden water
A system and method for treatment of soot-laden waste water is disclosed. The method comprises the steps of separating the soot from the waste water initially in a clarifier. The concentrated soot...
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H002140 |
Bio-oxidation process and apparatus
Disclosed is a process and apparatus for conducting bio-oxidation processes for the extraction of metals from metal containing materials in which aeration means, preferably a diffuser means, is...
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6982033 |
Aerobic treatment plant with filter pipe
The Aerobic Treatment Plant with Filter Pipe (“ATPFP”) processes sewage for buildings not connected to a municipal sewer system. It employs a multi-stage process for cleaning sewage in a...
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6979398 |
System for the treatment of wastewater
A method and system for the treatment of wastewater is described herein. The system determines a quantity of fresh water entering a building and supplies a quantity of wastewater treatment solution...
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6977038 |
Wastewater treatment station in shipping-container
A standard 20 ft or 40 ft sea-freight shipping container is configured as a septic tank, or as an aerobic trickle filter station. The shipping-container is lined with a watertight shell or liner....
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6966983 |
Continuous multistage thermophilic aerobic sludge digestion system
A continuous flow multistage aerobic wastewater sludge digestion system comprising at least two stages connected in series, each stage comprising one or more covered tanks, tank segments or...
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6964738 |
Bioreactor processing of wastewater
A bioreactor tank is internally partitioned into two chambers within which wastewater is respectively aerated and from which a bacteria purified permeate is withdrawn after filtration, while a high...
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6962653 |
Autothermal aerobic digestion system having closed defoaming system
Disclosed is an autothermal aerobic digestion system having closed defoaming system. The system according to the present invention completely controls light and heavy foam by using a series of...
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6962654 |
Methods and apparatus for supplying high concentrations of dissolved oxygen and ozone for chemical and biological processes
A method and apparatus for supplying dissolved gases (such as oxygen, ozone, chlorine etc.) for chemical and biological processes is described. The methods and apparatus described are particularly...
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6955757 |
Apparatus for processing fluids
A treatment system for a process fluid, comprising a plurality of chambers interconnected with one another in sequence such that a process fluid can pass through them, means for determining the...
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6949187 |
Wastewater treatment apparatus and system
An apparatus and system are disclosed for retrofitting a septic tank from a failed residential wastewater treatment system to permit discharge to a surface water body rather than an underground...
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6942801 |
Apparatus and process for aerobic digestion of organic sludge
An apparatus for treating organic sludge by aerobic digestion has an aerobic digestion tank 1, a circulation line 6 provided with a pump for pumping circulated sludge, a liquid/gas ejector 7 ...
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6923906 |
Apparatus to establish and optimize sedimentation and methane fermentation in primary wastewater ponds
A method of disposing waste includes the step of forming a primary waste pond called an Advanced Facultative Pond (AFP). A stable microbiological methane fermentation zone is established within the...
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6923905 |
Apparatus for subsurface aerated treatment of wastewater
The performance of a leach field of a septic tank type wastewater treatment system and other analogous devices is enhanced, maintained or rejuvenated by flowing air or other active gas through...
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6908547 |
Membrane module for gas transfer and membrane supported biofilm process
An apparatus to transfer gas to or from a liquid has a flexible and oxygen permeable but liquid water impermeable membrane, a flexible and gas permeable spacer, an inlet conduit, an outlet conduit...
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6893567 |
Wastewater treatment system
Wastewater treatment systems and processes for: removal of solids, pathogens, nitrogen, and phosphorus from municipal and agricultural wastewater include nitrification of wastewater and increasing...
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6884354 |
System and process for the treatment of wastewater
A system and process for the treatment of wastewater in a series of sequencing batch reactor basins wherein wastewater is sequentially fed, treated and discharged on a continuous basis.
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6881332 |
Sewage treatment apparatus
In the present invention, solid contents 38 , which are collected by a solid-liquid separation device 33 in a solid-liquid separation tank 14 and charged into a decomposing treatment tank 11...
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6878292 |
Filter device
A filter device has a filter housing, which is intended to contain a liquid to be filtered and in which at least one filter rod is arranged. The filter rod is composed of annular washers, which are...
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6878295 |
Fluidized solids removal with pulsation
In a wastewater treatment process involving in-line removal of settled solids through a submerged solids collection manifold, the invention provides devices (and methods?) for resuspending...
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6875351 |
Methods and apparatus for oil demulsification and separation of oil and suspended solids from produced water
Methods and apparatus for demulsifying oil in water by dilution and impact, and for separation of the oil and suspended solids by dissolved gas floatation, are described. A produced water treating...
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6869534 |
Sludge digestion methods and apparatus
The invention relates to an aerobic wastewater digestion unit useful for degrading organic material dissolved or suspended in a wastewater stream. The wastewater is fed to a vessel, wherein it is...
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