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| Number | Title | Issue Date |
| 7316995 | Detergents or cleaning agents comprising a water-soluble building block system and a cellulose derivative with dirt dissolving properties A builder-containing laundry detergent or cleaning composition comprising: (1) a water-soluble builder block which comprised of: a) from 5% by weight to 35% by weight of citric acid, an alkali metal citrate, an alkali metal carbona... | 01/08/2008 |
| 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. The diffuser has a second elongated member having a second sidewall ha... | 09/04/2007 |
| 7238290 | Catalytic oxidation of peroxy salts Transition metal ions have the ability to increase the oxidation performance of the inorganic peroxy salts at room temperature by possibly lowering their activation energy or by producing more reactive free radicals. When two transition metal salts are used together... | 07/03/2007 |
| 7220367 | Method and system for the controlled release of chlorine dioxide gas Method, composition and system for generating chlorine dioxide gas in a controlled release manner by combining at least one metal chlorite and a dry solid hydrophilic material that reacts with the metal chlorite in the presence of water vapor, but does not react wit... | 05/22/2007 |
| 7201856 | Water treatment compositions Compositions, methods and kits for purifying and clarifying and/or nutrifying contaminated drinking water and which comprise a primary coagulant material, a microbiocidal disinfectant and an oxidant system. Highly preferred compositions also contain one or more of a... | 04/10/2007 |
| 7182883 | Massive bodies containing free halogen source for producing highly converted solutions of chlorine dioxide A massive body, e.g., a tablet, for producing a solution of chlorine dioxide when the massive body is added to liquid water. The massive body comprises a metal chlorite such as sodium chlorite, an acid source such as sodium bisulfate and a source of free halogen suc... | 02/27/2007 |
| 7097203 | Inflator An inflator 10 of a vehicle occupant protection system contains an elongated housing 12 having a plurality of gas exit orifices 14 spaced along the length thereof. A first propellant body 31 and a second propellant body 33 are prov... | 08/29/2006 |
| 7056538 | Disinfectant solution based on sodium hypochlorite, and process for preparing it Sodium hypochlorite disinfectant solution having a pH of between 10.1 and 10.7 and comprising from 0.021 to 5.76% (w/v) of sodium hypochlorite and, relative to the said amount of sodium hypochlorite, not more than 2% of sodium chlorate. ... | 06/06/2006 |
| 7018562 | Compression molded product of quick-dissolving chlorinated isocyanuric acid A compression molded product of quick-dissolving chlorinated isocyanuric acid, comprising: (a) trichloroisocyanuric acid, (b) sodium dichloroisocyanurate anhydrous salt, (c) magnesium sulfate and/o... | 03/28/2006 |
| 6866794 | Strontium peroxide catalyzed oxygen generating compositions The oxygen generating compositions are formed from a metal powder as a fuel, strontium peroxide as a chlorine suppressant, a catalyst, a reaction rate modifier, and an oxygen source selected from the group consisting of alkali metal chlorates, alkali metal perchlora... | 03/15/2005 |
| 6833085 | Agent for restricting elution of phosphorus, method for producing the same, and method of restricting elution of phosphorus in sludge Calcium nitrate, which is known to have the effect of inhibiting elution of phosphorus contained as insoluble substance in sludge in rivers, lakes and coasts in a reducing environment, can be applied not by injection of an aqueous solution of calcium nitrate, but by... | 12/21/2004 |
| 6808650 | Water improver of coral algae, shell sand and ascorbate salt The invention pertains to coral sand, more particularly to a composition of coral algae, shell sand and ascorbate being useful as an additive for the improvement of the quality, including the taste, of drinking water, that is as a water improvement agent. The compos... | 10/26/2004 |
| 6699404 | Massive bodies containing free halogen source for producing highly converted solutions of chlorine dioxide A massive body, e.g., a tablet, for producing a solution of chlorine dioxide when the massive body is added to liquid water. The massive body comprises a metal chlorite such as sodium chlorite, an acid source such as sodium bisulfate and a source of free ... | 03/02/2004 |
| 6500276 | Polymetalate and heteropolymetalate conversion coatings for metal substrates The present invention provides a conversion coating solution containing polymetalates and/or heteropolymetalates to oxidize the surface of various metal substrates. The polymetalates have the general formula Mx Oyn-, where... | 12/31/2002 |
| 6471788 | Ferrate conversion coatings for metal substrates A method employing oxide film conversion coatings prepared using ferrate (VI) as the oxidizing agent is disclosed. Metal substrates or surfaces, such as aluminum, aluminum alloys or other metals, are contacted with an aqueous solution comprising ferrate (... | 10/29/2002 |
| 6274064 | Metal oxide containing gas generating composition A gas generating composition comprising ammonium nitrate and a non-toxic metal oxide which reduces the pressure exponent and enables the composition to sustain combustion at or near atmospheric pressure, thereby improving combustion efficiency. The compos... | 08/14/2001 |
| 6254801 | Hardness-stabilizing percarboxylic acid solutions, a process for their preparation and their use Hardness-stabilizing and scale-preventing aqueous percarboxylic acid solutions contain a hardness stabilizer selected from the group (i) polymers prepared by oxidative polymerization of acrolein or of acrolein and acrylic acid, (ii) polyacrylic acid, (iii... | 07/03/2001 |
| 6242407 | Laundry bleaching compositions The present invention relates to a liquid composition suitable for bleaching fabrics comprising a peroxygen bleach, from 0.001% to 10% by weight of the total composition of propyl gallate, and from 0.001% to 10% by weight of an antioxidant. These composit... | 06/05/2001 |
| 6156230 | Metal oxide containing gas generating composition A gas generating composition comprising ammonium nitrate and a non-toxic metal oxide which reduces the pressure exponent and enables the composition to sustain combustion at or near atmospheric pressure, thereby improving combustion efficiency. The compos... | 12/05/2000 |
| 6143195 | Treatment of acid generating sulfide bearing material The present invention combine an alkaline adjuvant surfactant, and water, thereby creating a treatment mixture, for eliminating acid generation in sulfide bearing material. After determining a level of acidity of a sulfide bearing material, a user derives... | 11/07/2000 |
| 6068791 | Chloroisocyanuric acid composition having reduced gas evolution Disclosed are trichloroisocyanuric acid compositions that have improved algicidal and/or fungicidal properties yet are relatively safe and non-corrosive. The compositions preferably contain between about 50% and about 95% TCCA, between about 0.5% and abou... | 05/30/2000 |
| 5945391 | Vehicle and method for storing ozone A vehicle and method for storing ozone is disclosed. A vehicle made of a water miscible, organic compound of a glycol-containing chemical compound, a tertiary alcohol or a mixture thereof that is capable of receiving and containing ozone is disclosed. The... | 08/31/1999 |
| 5942126 | Process to manufacture stabilized alkali or alkaline earth metal hypobromite and uses thereof in water treatment to control microbial fouling A stabilized aqueous alkali or alkaline earth metal hypobromite solution is prepared by mixing an aqueous solution of alkali or alkaline earth metal hypochlorite having from about 5 percent to about 70 percent available halogen as chlorine with a water so... | 08/24/1999 |
| 5916481 | Low hue photobleaches Low hue photobleaching compositions comprising organosilicon(IV) phthalocyanine and naphthalocyanines having Q-band absorption maxima at wavelengths greater than 660 nm and increased triplet state yields whereby production of singlet oxygen is increased. ... | 06/29/1999 |
| 5908580 | Chloroisocyanuric acid composition having reduced gas evolution Disclosed are trichloroisocyanuric acid compositions that have improved algicidal and/or fungicidal properties yet are relatively safe and non-corrosive. The compositions preferably contain between about 50% and about 95% TCCA, between about 0.5% and abou... | 06/01/1999 |
| 5850086 | Iron complexes for bleach activation and stereospecific oxidation A bleach and oxidation catalyst is provided comprising a catalytically active iron complex which can activate hydrogen peroxide or peroxy acids, for example.... | 12/15/1998 |
| 5795487 | Process to manufacture stabilized alkali or alkaline earth metal hypobromite and uses thereof in water treatment to control microbial fouling The invention is a method for preparing a stabilized aqueous alkali or alkaline earth metal hypobromite solution. The method comprises the steps of: a. Mixing an aqueous solution of alkali or alkaline earth metal hypochlorite having from about 5 percent t... | 08/18/1998 |
| 5753029 | Method for bleaching kaolin clay An improved method for improving the brightness of clay of the type that is capable of being bleached by an oxidative reagent, such as Georgia gray kaolin. Such clay, in the form of a dispersed slurry, is treated with a combination of an inorganic condens... | 05/19/1998 |
| 5733508 | Oxygen generator Described herein is an oxygen generator, comprising shell-enclosed one or more briquettes located on respective heaters and made of a substance that releases oxygen when exposed to heat. The subject matter of the invention also an oxygen-containing composition... | 03/31/1998 |
| 5720823 | Composition and process for desmutting and deoxidizing without smutting A chromium and ferricyanide free aqueous deoxidizer/desmutter for aluminum and magnesium alloys contains nitric acid, ferric ions, and molybdate and/or condensed molybdate anions and preferably also sulfate and fluoride.... | 02/24/1998 |
| 5705468 | Vehicle and method for storing ozone A vehicle and method for storing ozone is disclosed. A vehicle made of a water miscible, organic compound of a glycol-containing chemical compound, a tertiary alcohol or a mixture thereof that is capable of receiving and containing ozone is disclosed. The... | 01/06/1998 |
| 5685900 | Method for beneficiating discolored kaolin to produce high brightness coating clay A method for beneficiating a low brightness fine particle size discolored kaolin crude to produce a high brightness coating clay. By combining the two beneficiating techniques of selective flocculation and ozonation, a synergistic phenomena occurs and a c... | 11/11/1997 |
| 5683654 | Process to manufacture stabilized alkali or alkaline earth metal hypobromite and uses thereof in water treatment to control microbial fouling The invention is a method for preparing a stabilized aqueous alkali or alkaline earth metal hypobromite solution. The method comprises the steps of: a. Mixing an aqueous solution of alkali or alkaline earth metal hypochlorite with a water soluble bromide ... | 11/04/1997 |
| 5652207 | Phosphinoyl imines for use as oxygen transfer agents Novel bleaches, a method for bleaching substrates using these materials and detergent compositions containing same are reported. The bleaches are phosphinoyl imines. Substrates such as fabrics may be bleached in an aqueous solution containing the phosphin... | 07/29/1997 |
| 5589032 | Process for preparing a bleaching liquor containing percarboxylic acid and caro's acid A process for treating a substrate, e.g., lignocellulosic pulp or cellulosic pulps with a mixed peracid solution comprising percarboxylic acid and Caro's acid which results in a higher conversion rate of the active oxygen in the hydrogen peroxide in order... | 12/31/1996 |
| 5560750 | Compositions and methods for altering the color of hair Disclosed are hair coloring compositions comprising coloring agent and disaccharide. The coloring agent preferably comprises a first oxidizing agent for bleaching the hair, a dyeing agent for adding color to the hair and a second oxidizing agent for devel... | 10/01/1996 |
| 5508151 | Processing of photographic elements using copper ligand complexes to catalyze peracid bleaching agents Copper (II) ligand complexes are useful to catalyze the activity of peracid bleaching agents. The complexes can be included in the bleaching solutions, or used in a suitable solution prior to the bleaching step. The ligands are -diimines having sit... | 04/16/1996 |
| 5460924 | Photographic peracid bleaches with ferric 2-pyridinecarboxylate and 2,6-pyridinecarboxylate catalysts This invention provides an accelerator for peracid bleaches used for bleaching silver halide photographic elements. The accelerator is a complex of ferric (Fe III) ion and a 2-pyridinecarboxylic acid or a 2,6-pyridinecarboxylic acid. The accelerator may b... | 10/24/1995 |
| 5399288 | Solid composition releasing chlorine dioxide The present invention relates to a solid composition comprising a water soluble chlorite salt, an oxidizing chlorine releasing agent, selected among sodium- or potassium-dichloro-s-triazinetrione or trichloro-s-triazinetrione, and a proton donor serving a... | 03/21/1995 |
| 5314639 | Agglomeration of solid peroxides The present application discloses a process for the production of agglomerates of peroxides that are solid at room temperature and which decompose rapidly when heated to their melting point. The process comprises agitating an aqueous suspension comprising... | 05/24/1994 |
