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| Number | Title | Issue Date |
| 7347934 | Biocide A two part biocide composition containing metal ions and bromine donor for killing microorganisms in a body of water and a method of killing microorganisms in a body of water by placing both metal ions and a bromine in the body of water to allow use of lower concent... | 03/25/2008 |
| 7273567 | Energy-activated compositions for controlled sustained release of a gas A composition for energy-controlled generation and release of at least one gas, which includes an energy-activated catalyst capable of being activated by electromagnetic energy, and a solid or a liquid containing anions capable of being oxidized by the activated cat... | 09/25/2007 |
| 7122505 | Composition for controlling the growth of algae, fungi and pathogenic organisms in water A stable aqueous concentrate comprising a polymeric biguanide, a chelating agent and a water-miscible organic solvent for controlling the growth of algae, fungi and pathogenic organisms in water. ... | 10/17/2006 |
| 7063804 | Compositions for treating phosphate in water Compositions including alum and a smectite mineral material for the clarification of bodies of water by removal of dissolved solids, dissolved organic materials and other anions such as fluoride and chloride as well as the removal of total phosphorus from such bodie... | 06/20/2006 |
| 7060658 | Roofing granules Use of internal gas-forming compound to adjust coating porosity to control copper release rates in algae-retardant roofing granule products. ... | 06/13/2006 |
| 6982097 | Biocidal compositions and methods of using same This invention relates to biocidal compositions and methods of using same. Also provided is a process for the manufacturing of a biocidal composition in the form of a tablet and a method of using the biocidal compositions for the disinfection of water that may conta... | 01/03/2006 |
| 6923991 | Bactericide solution and method of making same A bactericide useful as a shelf life extender for produce and other food products. The bactericide is an aqueous solution formed from water, copper sulfate pentahydrate and a reagent, which can either be an acid or hydrogen peroxide. The bactericide is applied as a ... | 08/02/2005 |
| 6861075 | Biocidal compositions comprising an aerated gel containing hydrophobic silica A storage-stable biocidal aerated gel composition comprises from 30 to 97% by weight of water, from 0.2 to 5% by weight of a gelling agent selected from xanthan gum, sodium alginate and neutralised carboxyvinyl polymer from 2 to 5% by weight of a fine particulate, h... | 03/01/2005 |
| 6824794 | Method and apparatus for preventing bacteria and algae growth in water A water treatment agent and method of treating water to inhibit, reduce, or prevent the formation of algae and bacteria in a water body. The water treatment agent may include copper sulfate penta-hydrate and/or silver, di-sodium ethylene di-amine tetra-acetic acid d... | 11/30/2004 |
| 6803057 | Hydrogen peroxide disinfectant with increased activity An acidic aqueous hydrogen peroxide solution is provided with improved disinfectant activity. Concentrated solutions preferably contain up to about 8 wt./wt. % H2O2 and as-used concentrations contain about 0.5% wt./wt. % H2O2. The solution also contains from 0.05 to... | 10/12/2004 |
| 6576594 | Water treatment process A method of controlling algae in a municipal water plant including the step of adding an algicide-flocculant solution including 25-50 wt % acidic flocculent, 0-10 wt % polymer flocculant aid, an algicide consisting essentially of copper having a concentra... | 06/10/2003 |
| 6565893 | Process for preparing a disinfectant containing suspended metals A process for preparing a disinfectant for use in swimming pools and the like. The process provides a formulation containing copper sulfate pentahydrate that will remain suspended so long as the formulation is maintained at a temperature above 40° F. The... | 05/20/2003 |
| 6472346 | Photocatalytic nuisance organism inhibitor agents Inexpensive, and easy to use self cleaning mixtures that use photoactive agents such as titanium dioxide(TiO2) and tungsten oxide(WO3) along with mixing the agents with co-catalysts such as carbon(C), Fe(iron), Cu(copper), Ni(nickel)... | 10/29/2002 |
| 6455467 | Photocatalytic nuisance organism inhibitor agents Inexpensive, and easy to use self cleaning mixtures that use photoactive agents such as titanium dioxide(TiO2) and tungsten oxide(WO3) along with mixing the agents with co-catalysts such as carbon(C), Fe(iron), Cu(copper), Ni(nickel)... | 09/24/2002 |
| 6447811 | Pesticide against plant-pathogenic microorganisms A formulation comprising lactoperoxidase, thiocyanate and/or iodide and a hydrogen peroxide donor system, in particular glucose oxidase and glucose, is useful for controlling plant-pathogenic microorganisms such as fungi and bacteria. Preferably the formu... | 09/10/2002 |
| 6426317 | Stable, high available halogen 1,3,5-triazine-2,4,6-trione compositions having rapid dissolution rates Dry, stable, high available halogen sanitizing granular compositions with a rapid rate of dissolution comprising halogenated 1,3,5-triazine-2,4,6-triones and a dissolution accelerant that is an alkali metal salt of 1,3,5-triazine-2,4,6-trione are disclose... | 07/30/2002 |
| 6420312 | Water treatment composition An algicide-flocculant solution for use in treating raw water in a municipal water plant to control algae, the algicide-flocculant solution including 25-50 wt % of an acidic flocculant, 0-10 wt % of a polymer flocculant aid, an algicide of essentially cop... | 07/16/2002 |
| 6387415 | Sequestered metal biocides using ionic polymeric stabilizing agents Metal-containing biocides for treating swimming pool water, spas, cooling towers, or other industrial applications without staining are disclosed. The biocidal compositions include a source of metal and a polymeric sequestering agent. The polymeric seques... | 05/14/2002 |
| 6346279 | Hydrogen peroxide disinfectant with increased activity An acidic aqueous hydrogen peroxid solution is provided, with improved disinfectant activity. Concentrated solutions preferably contain up to about 8% and as-used concentrations contain about 0.5% peroxide. The solution also contains from 0.1 to 5.0% of a... | 02/12/2002 |
| 6281169 | Aqueous suspensions of low solubility and low stability water additives A method of improving the rate of dissolution in water of low solubility compounds by combining a low solubility compound with a rheology additive that is made of platelets or particles which orient together with ionic or hydrogen bonds. The inventive met... | 08/28/2001 |
| 6248369 | Water treatment process A water soluble copper salt, preferably cupric sulfate pentahydrate, is mixed with water. A small quantity of an acidic flocculant is added to the copper sulfate solution to acidify the water and promote dissolving of the copper sulfate in the water. A 25... | 06/19/2001 |
| 6242011 | Acidic composition of matter for use to destroy microorganisms A composition of matter and the method of making that provides a low pH acidic composition that is useful for destroying microorganisms that are undesirable and useful for destroying or reducing melanoma on human skin. The composition and method include s... | 06/05/2001 |
| 6211213 | Stable microbicide formulation Stable microbicidal compositions containing a 3-isothiazolone compound, organic oxidants, copper salts and water are disclosed. Also disclosed are methods of stabilizing 3-isothiazolone compositions.... | 04/03/2001 |
| 6146666 | Thiobacillus thiooxidans growth inhibitor A Thiobacillus thiooxidans growth inhibitor containing as the active ingredient at least one substance selected from the group consisting of a tungsten powder and tungsten compounds. Under acidic conditions of pH value of 4 or less, this growth inhibitor ... | 11/14/2000 |
| 6123966 | Stabilized two-part disinfecting system and compositions and methods related thereto A stabilized two-part disinfecting system comprising a first part and a second part adapted to be mixed to yield an aqueous disinfecting composition. The first part contains a non-esterifying acid and an alcohol-containing humectant or antifreeze, while t... | 09/26/2000 |
| 6121196 | Agent for preventing growth of weeds in rice fields A herbicidal composition for preventing the growth of weeds in rice fields which comprises active carbon in a powder form dispersed in water in the presence of a starch or a derivative of starch. The herbicidal composition prevents the growth of weeds on ... | 09/19/2000 |
| 6071859 | Red tide eliminating composition and method for getting rid of red tide This invention provides a red tide eliminating composition comprising: (a) at least one (polyoxyalkylene) fatty acid ester represented by the formula (1) RCOO (AO)nH (1) wherein R represents a C7-22 alkyl or... | 06/06/2000 |
| 6069142 | Synergistic antimicrobial combination of 4,5-dichloro-2-N-octyl-4-isothiazolin-3-one and a mixture of a chlorinated isocyanurate and a bromide compound and methods of using same Synergistic antimicrobial combinations comprising 4,5-dichloro-2-N-octyl-4-isothiazolin-3-one and a mixture of a chlorinated isocyanurate and a bromide compound are disclosed. Methods for inhibiting microbial growth using these synergistic antimicrobial c... | 05/30/2000 |
| 6008238 | Stabilization of 3-isothiazolone solutions Disclosed is a stable dilute solution composition of a 3-isothiazolone compound selected from the group consisting of 5-chloro-2-methyl-3-isothiazolone, 2-methyl-3-isothiazolone, 5-chloro-2-ethyl-3-isothiazolone, 2-ethyl-3-isothiazolone, 4,5-dichloro... | 12/28/1999 |
| 5994268 | Photocatalytic surfacing agents with varying oxides for inhibiting algae growth Self cleaning mixtures that use photoactive agents with varying oxides, along with mixing the photoactive agents with carbon, noble metals and cobalt phosphide that inhibit the growth of algae are disclosed. The agents include concentrations of approximat... | 11/30/1999 |
| 5989595 | Acidic composition of matter for use to destroy microorganisms A composition of matter and the method of making that provides a low pH acidic composition that is useful for destroying microorganisms that are undesirable and useful for destroying or reducing melanoma on human skin. The composition and method include s... | 11/23/1999 |
| 5955486 | Stable microbicide formulation Stable microbicidal compositions containing a 3-isothiazolone compound, chlorate or perchlorate salts, copper salts and water are disclosed. Also disclosed are methods of preventing or reducing precipitate formation in 3-isothiazolone compositions.... | 09/21/1999 |
| 5888939 | Compositions and methods for controlling the growth of microbials in aqueous media Compositions and methods are disclosed for sanitizing aqueous media, which combine a chlorine-source composition and a glycoluril-source composition. The compositions are added together or separately, continuously or periodically, and by any of a variety ... | 03/30/1999 |
| 5880067 | Photocatalytic surfacing agents with varying oxides for inhibiting algae growth Self cleaning mixtures that use photoactive agents with varying oxides, along with mixing the photoactive agents with carbon, noble metals and cobalt phosphide that inhibit the growth of algae are disclosed. The agents include concentrations of approximat... | 03/09/1999 |
| 5856272 | Algaecide compositions and methods of removing algae A novel algaecide composition and method of removing algae from a variety of surfaces, in particular a composition comprising at least one terpene and at least one algaecidal agent, is disclosed.... | 01/05/1999 |
| 5783091 | Method for the algicidal treatment of water Algicides are added to water for the algicidal treatment of the water, especially swimming-pool water. The disadvantages of known methods can be avoided or reduced if chlorohexidine or a salt thereof is used as algicide. Chlorohexidine and its salts are d... | 07/21/1998 |
| 5753181 | Method for enhancement of polyguanide based sanitizing system The invention discloses a composition and method for the enhancement of polyguanide based water sanitizing systems and for conversion of such systems to alternative water sanitizing systems if desired. The method includes the addition of an enhancing or c... | 05/19/1998 |
| 5648314 | Slow-dissolving multi-functional sanitizer and clarifier A slow-dissolving sanitizing and clarifying puck for use in water such as swimming pool water preferably includes about 63% to about 80% trichloro-s-triazinetrione, about 4% to about 12% sodium tetraborate, about 10% to about 22% aluminum sulfate, and abo... | 07/15/1997 |
| 5591692 | Compositions and methods for controlling the growth of microbials in aqueous media Compositions and methods are disclosed for sanitizing aqueous media, which combine a chlorine-source composition and a glycoluril-source composition. The compositions are added together or separately, continuously or periodically, and by any of a variety ... | 01/07/1997 |
| 5541150 | Sequestered copper algicides using ionic polymeric stabilizing agents Copper-containing algicides for treating swimming pool water without staining are disclosed. The algicidal compositions include a source of copper and a polymeric sequestering agent. The polymeric sequestering agent may be a water-soluble anionic or catio... | 07/30/1996 |
