Matches 1 - 50 out of 139 1 2 3 >


Match Document Document Title
US20140202964 ANTIMICROBIAL POLYCATIONIC SAND FILTER FOR WATER DISINFECTION  
A composition comprised of sand and a hydrophobic polycationic polymer covalently bonded to the sand is provided. Exemplary polycationic polymer are N,N-hexyl, methyl-PEI or N,N-dodecyl,...
US20130037492 System and Method for Optimizing the Mixing of Hypochlorite with Ballast Water  
Systems, apparatus and methods are provided for treating ballast water by chemical injection using an injector having a geometry that minimally obstructs the ballast water flow to accomplish...
US20120318751 BALLAST WATER TREATMENT EQUIPMENT, A BALLAST WATER DETOXIFYING TREATMENT SYSTEM USING THE SAME, AND A METHOD FOR TREATING THE BALLAST WATER  
The present invention provides ballast water treatment equipment which can decompose fungicide included in ballast water and reduce the amount of use of fungicide adsorbing material by passing...
US20150079200 SYSTEMS AND METHODS FOR GENERATING GERMICIDAL COMPOSITIONS  
The present invention relates to systems and methods for generating germicidal compositions for use in a wide variety of settings, including agricultural settings (e.g., animal bedding), food...
US20140175026 Precision Lime Stabilization Sytem and Method for Treatment of Sewage Sludge  
A lime stabilization system for treatment of sewage sludge, and method is provided in which dewatered sludge and lime are provided to a mixer. Lime and sludge are mixed to raise the pH during...
US20070295667 Water filter apparatus and methodology  
Water filters systems for providing potable water including a combination of ceramic with anti-microbial embedded therewithin, and granular activated charcoal.
US20100300985 System and Methods for Treatment of Water Systems  
A water treatment system for producing a sodium hypochlorite solution to control bacteria levels in well water containing: a pH adjuster; a container containing solid calcium hypochlorite for...
US20080257832 Sequential chlorination for wastewater disinfection  
A process for the disinfection of fully nitrified secondary effluent comprising first adding chlorine to the effluent, then adding combined chlorine.
US20120115723 Ballast Water Treatment System  
A composition for treating waters, e.g. ballast water or injection water for oil recovery, to kill in-situ aquatic invasive species comprises at least one biocide capable of killing both animal...
US20130186155 METHOD FOR TREATING ANIMAL WASTE  
Methods and apparatus for the treatment of animal waste are disclosed, together with a treated animal waste and fertilizer and growth media products derived therefrom.
US20150048034 Drain Pan Treatment Apparatus Utilizing Recycled Condensate Water  
In or in combination with an evaporative air conditioner system having no external water source delivering water to the air handler unit, the invention is a drain pan treatment apparatus utilizing...
US20110132849 Infusion of combustion gases into ballast water preferably under less than atmospheric pressure to synergistically kill harmful Aquatic Nuisance Species by simultaneous hypercapnia, hypoxia and Acidic pH level  
Aquatic nuisance species (ANS) in ship's ballast water are killed by permeating to equilibrium a gaseous mixture consisting essentially of, preferably, ≧84% nitrogen, ≧11% carbon dioxide and ≦4%...
US20060108294 Sewer system  
The present invention provides a sewer system having a means to quickly disinfect rainwater-incorporated sewage and pollutant-incorporated rainwater, that is, combined sewer overflow (CSO),...
US20140158640 PORTABLE PATHOGEN DEACTIVATION METHOD AND APPARATUS  
A portable, non-filtering, microorganism deactivation device for treating water contaminated with harmful bacteria such as E. coli and fecal coliform, includes a housing, said housing containing a...
US20090242484 ENVIRONMENTALLY FRIENDLY HYBRID MICROBIOLOGICAL CONTROL TECHNOLOGIES FOR COOLING TOWERS  
This is a method that is an environmentally friendly hybrid microbiological control compromising a physical method through fine filtration, which removes nutrients, bacteria and suspended solids...
US20150000358 UTILIZATION OF IRON SALTS TO STABILIZE AND/OR DISINFECT BIOSOLIDS  
In order to render sewage sludge suitable for beneficial purposes, it must be disinfected and stabilized. EDC deactivation is rapidly becoming a desirable result of any sludge or biosolids...
US20110309017 METHODS AND DEVICES FOR ENHANCING CONTAMINANT REMOVAL BY RARE EARTHS  
Embodiments are provided for removing a variety of contaminants using both rare earth and non-rare earth-containing treatment elements.
US20150041407 PROCESS FOR THE REDUCTION IN MICROBIAL ACTIVITY IN PROTEIN PRODUCT WATER PROCESSING TANKS FOR INCREASED TANK WATER UTILITY AND CONSERVATION  
A method for extending the use of water during the production of products for human consumption in food production facilities for an extended period of time of at least two production days and up...
US20140202965 Method for Killing Aquatic Organisms in Liquid and Method and Apparatus for Killing Aquatic Organisms in Ballast Water  
It is an object to provide a method for killing aquatic organisms in liquid by which aquatic organisms in liquid can be killed at low cost, and the object is attained by a method including a first...
US20120012538 METHOD OF TREATMENT OF BALLAST WATER  
A method of treating ballast water. The method consists of a step of using as a concentrated brine solution having such a high degree of salinity as to kill organisms in the ballast water...
US20110056693 Composition and Method for Inhibiting the Deleterious Effects of Sulfate Reducing Bacteria  
A method for reducing the deleterious effects of sulfate reducing bacteria in aqueous environments, particularly those in which metal materials are exposed to the microorganisms. A treatment...
US20080257001 Treatment of Sewage Sludges  
The present invention provides a method of reducing the pathogen content of sewage sludge comprising (a) adding to the sludge an effective amount of a phosphorous-containing compound and (b)...
US20060163173 Method for treating sewage and sewage treatment system in combined sewer systems  
The present invention has an object of providing a sewage treatment method and a sewage treatment system in a combined sewer system which can safely treat sewage, and in a combined sewer system...
US20070278161 Waste Sludge Sanitizing Process Utilizing Biosolids Recycle  
A sludge treatment process comprising: mixing a sludge and a sanitizing agent to form a sludge mixture, the sanitizing agent comprising no more than about 20 percent of the sludge mixture,...
US20150166382 WATER PURIFICATION AND ENHANCEMENT SYSTEMS  
Water purification system comprising filtration media sized with respect to each other to allow a first contaminant in the water to saturate the first medium with a delay prior to saturation of...
US20140299555 METHOD AND SYSTEM FOR RECYCLING GREYWATER  
The invention relates to a method and system for recycling domestic greywater. Greywater is drawn from a greywater waste pipe through an overflow pipe of a sanitary fixture, thereby, permitting...
US20120097620 METHOD AND DEVICE FOR TREATING BALLAST WATER WITH ACROLEIN  
A apparatus for treating ballast water with acrolein which is to be connected to a main ballast water line of a ballast water unit, comprises a reactor device to which acrolein derivate and water...
US20070045192 Biocide management arrangement  
A chemical concentration control arrangement includes two sorbent beds that cooperate to control a chemical concentration in a fluid. One of the sorbent beds selectively removes the chemical to...
US20120187052 BACTERIA DEACTIVATION METHOD AND APPARATUS  
A bacteria deactivation device that has a porous medium through which water and bacteria contained in the water, like E. coli and fecal coliform, are passed. Silver, such as colloidal silver,...
US20140131283 Multiple Uses of Amine Salts for Industrial Water Treatment  
A method for treating in an industrial water treatment system for at least two of metal corrosion inhibition, scale inhibition, suspended matter dispersion, biocide efficacy, or biofilm...
US20100300983 METHOD FOR CONTROLLING BACTERIAL GROWTH IN PROCESS WATER  
A system for reducing or preventing the growth of organisms in the process water used to coat glass fibers with a formaldehyde-free binder composition. One or more biocides is added to the process...
US20140217038 SATURATION LIMITED FEEDER FOR CHEMICAL ADDITIONS  
A chemical feed method and apparatus that uses the solubility limit of a specific chemical to provide a measured dose. The invention includes a container of a specific volume into which a solid...
US20060249465 Removal of microorganisms and disinfection byproduct precursors using elemental iron or aluminum  
A process for removing microorganisms and/or precursors of disinfection by-products from a medium sought to be treated comprising treating the medium with one or more elements capable of forming...
US20150210569 DRINKING WATER VENDING DISPENSER FACILITATED TO COLLECT AND PURIFY DRAINAGE WATER  
A drinking water vending dispenser for dispensing purified water comprising a coarse mechanical filter, an RO purification unit, an ozone purification unit, a UV purification unit, an active...
US20130015140 Method and Device for Treatment of Water  
A method is for the treatment of ballast water, in which the ballast water is carried into a ballast tank via a down pipe and in which an underpressure created at the upper portion of the down...
US20110198764 AERATION SYSTEM WITH ANTIMICROBIAL PROPERTIES  
Aeration pipe for diffusion of a gas into a liquid medium, the pipe having a flexible microporous tubular wall of thermoset polymer particles and a thermoplastic binder for melt bonding said...
US20150151988 DRINKING WATER PURIFICATION DEVICE  
A fast acting water purification system containing a source of silver ions which is suitable for use in personal or household water containers, where the non-potable water may contain halides or...
US20070102359 Treating produced waters  
The present invention is directed to various sets of unit operations for treating aqueous effluents and logic for designing and effecting the treatment. The unit operations include stabilization...
US20130193082 Method of Improving the Water Quality in Aquatic Ecosystems  
A method for improving water quality in aquatic ecosystems is described. An effective amount of Quercus infectoria nut gall powder is added to the ecosystem to prevent excessive proliferation of...
US20070084802 System and method for on-site reclamation, reconditioning, and reapplication of poultry processing water  
A system of the present invention provides on-site reclamation, reconditioning, and re-use of poultry processing water. The system is connectable to a washing apparatus and comprises a first...
US20120190749 STERILIZATION METHOD  
It is an object of the present invention to provide a novel sterilization method capable of killing not only microorganisms in water, but also microorganisms in a gas. Specifically, the present...
US20050230312 Configurations and methods for reduction of microbial growth in reverse osmosis devices  
Microbial growth in reverse osmosis devices is reduced by incorporating an electrode into an interconnector that fluidly couples an upstream membrane unit to a downstream membrane unit....
US20050115910 Formaldehyde releaser and process for treating aqueous systems  
The invention is directed to a stable urea formaldehyde composition that, when combined with one or more biocides including isothiazolones, slowly releases low levels of formaldehyde with low to...
US20090134099 TREATMENT OF SOLID PARTICLES WITH FUNCTIONAL AGENTS  
Provided are methods of modifying solid particles with functional agents to provide anti-microbial media. The anti-microbial media comprise a surface-modified inorganic component which is a...
US20070095763 Uncoupling agents  
The invention provides the use of a water-soluble biocide as an uncoupling agent at an effective amount to control bacterial biomass in an aqueous system. The invention also provides a method for...
US20090039034 METHOD FOR CONTROLLING PROTOZOA THAT HARBOR BACTERIA  
A method for controlling protozoa trophozites and cysts wherein biocides or control agents are encapsulated within microcapsules or manufactured into the core of liposomes, thereafter the biocide...
US20110139726 FILTRATION MEDIA COATED WITH ZERO-VALENT METALS, THEIR PROCESS OF MAKING, AND USE  
The present invention generally relates to filtration media for treating fluids, particularly water. In one aspect, the invention relates to the filtration media coated with nano-sized,...
US20100147778 Borate Micro Emulsion and Method for Making the Same  
The specification discloses a borate microemulsion product. In one embodiment, the borate microemulsion includes from about 24 to about 32 weight percent emulsified sodium pentaborate; and from...
US20120222854 Shale shakers & separators with real time monitoring of operation & screens, killing of living things in fluids, and heater apparatus for heating fluids  
Separators and shakers are disclosed with real time monitoring of screen condition; killing apparatus for killing living things in fluid flowing from a separator or shaker; and/or heating...
US20130284678 METHODS AND DEVICES FOR MEASURING THE CONCENTRATION OF AN ADDITIVE  
An apparatus and methods for measuring the concentration of an additive are disclosed. The apparatus comprises a treatment stream (1) and a dosing stream (2). An additive is added to the dosing...

Matches 1 - 50 out of 139 1 2 3 >