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7618546 |
Iron catalysis in oxidation by ozone
A means and method for improving ozone oxidation through the addition of an iron(II) catalyst is described.
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7611638 |
Method of purifying polluted water
In a first treatment step part of at least one difficulty biodegradable or non-biodegradable organic compound is oxidized in polluted water by bringing said polluted water into contact with an...
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RE40943 |
Method in treating aqueous waste feedstream for improving the flux rates, cleaning and the useful life of filter media
A method in treating aqueous feedstream in diverse plant site environments is disclosed for improving filter flux rates, cleaning filter media and prolonging useful operative life of media. In...
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7601266 |
Method of promoting unrestricted flow of irrigation water through irrigation networks
A biofilm reducing agent (BRA) and a mineral deposit distorting agent (MDDA) are admixed to irrigation water in amounts sufficient to substantially eliminate biofilm formation in the emitters ( 14...
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7595003 |
On-board water treatment and management process and apparatus
A contactor apparatus is provided to treat ballast water that has exited a ballast tank before being expelled from a water-borne ship. Within the contactor apparatus, means are provided for...
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7581645 |
Method for manufacturing carbon nanotubes with desired length
A method for manufacturing carbon nanotubes with a desired length includes the steps of: providing an array of carbon nanotubes; placing a mask having at least an opening defined therein on the...
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7553447 |
Method of ozone injection into sewage forced main
An apparatus and method are provided for introducing high-concentration, high-pressure oxygen gas with or without high-pressure ozone gas into pumped sewage mains, also known as force sewage mains,...
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7537706 |
Microporous diffusion apparatus
Apparatus for active in situ multi-element gas sparging for bioremediation or physico-chemical degration for removal of contaminants in a soil formation containing a subsurface groundwater aquifer...
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7534357 |
Dual-train wastewater reclamation and treatment system
A wastewater treatment system for use on marine vessels or land-based applications where wastewater is separated into two separate sources as graywater and raw sewage (blackwater). For blackwater,...
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7534347 |
Method for purifying fluid and static mixer
A method for purifying a fluid such as an exhaust gas and waste water, which comprises providing one or more of static mixers on the flow path of the fluid, and mixing and reacting the fluid with a...
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7517459 |
Vessel with oxygenation system and decontamination method
The waterborne vessel, in one embodiment, utilizes an underwater tunnel through which passes flowing water, an ozone gas generator, an ozone plus hydroxyl radical gas generator and a source of...
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7514008 |
Process control oxidation
The present disclosure provides for a system and method that intensely oxidizes water as it navigates through a system and accurately, controllably neutralizes the oxidation by-products before the...
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7513999 |
Ozonation of wastewater for reduction of sludge or foam and bulking control
A system and method for the ozone treatment of wastewater is disclosed. The disclosed wastewater treatment system includes a high selectivity reactor coupled to an activated sludge treatment basin....
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7501055 |
Ozone on-line injection, reuse, and destruction system
The invention relates to an ozone on-line injection, reuse and destruction system, which draws liquid to be mixed with ozone through a pump. The system mainly comprises a gas-liquid separation...
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7493906 |
Distribution/retention plate for minimizing off-gassing
An apparatus for promoting the efficient use of gases dissolved in a liquid by limiting the amount of off-gassing or evaporation from the liquid. The apparatus is a distribution/retention plate,...
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7481937 |
Methods and systems for treating wastewater using ozone activated flotation
Various methods and systems are provided below for the treatment of wastewater. According to various embodiments, treatment of wastewater is accomplished using the oxidative power of ozone gas and...
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7476319 |
Method and apparatus for continuously controlling denitrification in variable nitrogen loads in wastewater
The invention is a method and an apparatus for continuously controlling denitrification in wastewater purification in a sewage treatment plant having at least one denitrification stage under...
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7468135 |
Portable tank wastewater treatment system and method
A portable wastewater treatment system comprising a wastewater holding tank having an interior adapted to hold wastewater, and a generator positioned to provide ozone, oxygen, or a combination of...
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7451965 |
Deep well sparging
Method and apparatus for treating contaminants on a site, especially a deep well site includes delivering a first stream of a first gas to a first port of a laminar microporous diffuser and...
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RE40565 |
Method and device for purifying waste water comprising an additional sludge treatment by ozonation
Method for purifying waste water, whereby the waste water is subjected to a biological treatment producing sludge, part of this sludge being recycled towards the biological treatment while being...
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7445721 |
Reactive filtration
In one embodiment, a method for treating waste water includes passing ozonized waste water through a bed of moving sand.
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7442313 |
Environmental remediation method and system
Remediation for groundwater, soil, sediment bodies, bodies of water, tanks, pipes, and their surrounding areas are described. Remediation includes treating a site contaminated with toxic organic...
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7438814 |
Method and apparatus for the purification of ground water
The present invention relates to a method for decreasing the contents of metals, metalloids, nitrate and nitrite, respectively, in raw water flowing through a basin ( 1 ), whereby water containing...
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7429320 |
Wastewater treatment system
A method and apparatus for remediating a failing wastewater treatment system comprising (a) a positive oxygen and ozone-generating, or ozone-generating only, pressure pump having an output, (b) a...
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7427351 |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Water preconditioning system
A water preconditioning system is provided. The system includes a circulating tank configured to receive therein water, an ozone machine in fluid communication with the circulating tank and...
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7425272 |
Systems and methods for in-situ cleaning of protective sleeves in UV decontamination systems
Systems and methods for cleaning protective sleeves in UV decontamination systems are disclosed. In one embodiment, a system for decontaminating contaminated media includes a translucent sleeve...
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7407593 |
Deodorization of livestock waste using ozone
An apparatus for deodorization of livestock waste includes a tank containing livestock waste to be deodorized; a source of atmospheric air; a source of ultraviolet light; and a magnet. Air from the...
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7407592 |
Ozone retention method and system
A method and system of ozone treatment diverts a portion of water from a flow of water in a conduit, injects ozone into the portion to provide an ozonated portion, and recombines the ozonated...
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7404900 |
Ammonium removal system including an electrophysical separation system
An ammonium removal system includes an ion-exchange medium, a brine source, and an electrophysical separation system. The ion-exchange medium may be used to remove ammonium from a waste stream. A...
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7402253 |
Controlled bypass flow and ozone proportion method and system
A method and system of ozone treatment diverts a portion of water from a flow of water in a conduit; injects an ozone-containing gas into the portion to provide an ozonated portion; recombines the...
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7387736 |
Pathogen reduction using chloramines
A method and apparatus for implementing pathogen reduction within a poultry processing or food processing plant that uses water that has been treated with chloramines at an advantageous...
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7384563 |
Method for purifying water with ozone and ultrasonic energy
A method and apparatus for using a combination of sonication and ozone to decontaminate pressurized water. The process includes pumping polluted water from a source, such as a creek, river, pond or...
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7381338 |
Ballast water treatment system and method without off-gas
A method and system treat ballast-water with ozone without release of detrimental off-gas into the atmosphere.
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7381337 |
Gel-based remedial additive for remediation of environmental media and method of use
The invention is a formulation for remedial additives to be introduced into environmental medium, where the formulation is designed to reduce unwanted movement through the environmental medium. The...
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7347944 |
Method for making and conditioning super-oxygenated and structured water
A method for making super-oxygenated and structured water that includes receiving water from a source, preconditioning the water for electrolysis, performing electrolysis on the preconditioned...
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7344640 |
Urban runoff water treatment methods and systems
The apparatus and methods of the present invention enable efficient and appropriate treatment of Urban Water Runoff, so that the treated Urban water Runoff can be can be introduced into public...
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7335304 |
Method for reducing sludge of a biological ozone treatment system
Methods for treating aqueous effluent, which include reducing sludge formation during the biological treatment of an aqueous effluent. The sludge formation is reduced by injecting an ozone...
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7332095 |
Wet oxidation
An oxidation process is described which involves subjecting a feedstock which contains oxidizable material to temperature, pressure and contact with an oxidant. Excess water and volatile oxidation...
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7323149 |
Supplemental ozone treatment for ensuring the sterility of instrument cleaning systems
Methods and apparatus utilizing supplemental ozone treatment for ensuring sterility of instrument cleaning systems. By flushing ozonated water through the components of a cleaning system, the...
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7320759 |
Sludge treatment method
A sludge treatment method allowing an improvement in a phosphorus recovery rate and sludge volume reduction by efficiently eluting phosphorus in the sludge. The sludge treatment method includes: a...
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7320756 |
Method and apparatus for treatment of feedwaters by membrane separation under acidic conditions
A process for treatment of water via membrane separation equipment. A feedwater is maintained or adjusted to a pH of 4.3 or lower, and fed to a membrane separation system. In this manner, species...
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7309432 |
System and method for eliminating sludge via ozonation
A system and method for the treatment and reduction of sludge via ozonation in a wastewater treatment process is disclosed. The sludge treatment system comprises: a sludge ozonation reactor coupled...
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7294278 |
Method 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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7279104 |
Waste treatment method
Disclosed is a system and method for treating domestic and industrial biological waste using diffusers to force circulation and aerate a treatment lagoon. Several lagoons may be used in series to...
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7276168 |
Method for supply of constant-concentration ozonated water
A method for the supply of a constant-concentration ozonated water, employs a unit for producing ozonated water and a system for using the ozonated water at a place separated therefrom, interposing...
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7273562 |
Ozone injection method and system
A target biokill of species for water to be discharged from a ballast tank of a sea faring vessel is determined. A diverted portion of sea water is regulated prior to charging the water into the...
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7267778 |
Device and process for treating a liquid medium
A device for treating liquid medium has an ultrasound emitter located relative to a compartment of a container holding a liquid medium and a microbubble emitter located relative to the compartment....
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7264747 |
Coated microbubbles for treating an aquifer or soil formations
A microporous diffuser includes a first elongated member including at least one sidewall having a plurality of microscopic openings. The sidewall defines an interior hollow portion of the member....
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7264738 |
Method for killing organisms in the course of conveying ballast water in ships and apparatus thereof
The present invention relates to gaseous discharge and applied biotechnology. In particularly, the present invention relates to a method for killing organisms in the course of conveying ballast...
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7264734 |
Method for treating dredged material
The present invention provides a method for treating dredged material in which liquid is first added to the dredged material, and dewatering the dredged material to obtain a filtrate and a solid...
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