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| Number | Title | Issue Date |
| 7402553 | Method for preparing a buffered acid composition A buffered acid composition created by the combination of liquid ammonia and an acid and a method for making the composition. The buffered acid composition is for use as a cleaning agent and for balancing the pH of a fluid. ... | 07/22/2008 |
| 7387991 | Microemulsions containing alkoxylated amine carboxylates The compositions of this invention are microemulsions having a. a surfactant consisting essentially of a mixture of one or more alkoxylated amines or alkoxylated quaternary ammonium salts and one or more preferably branched carboxylic acids or salts the... | 06/17/2008 |
| 7384901 | Process for cleaning aluminum and aluminum alloy surfaces with nitric acid and chromic acid-free compositions A process for cleaning (e.g., desmutting) an aluminum surface, using compositions free of nitric acid and chromic acid and comprising, in one embodiment, an oxidant and at least one mineral acid salt. In another embodiment, the process uses a composition free of nit... | 06/10/2008 |
| 7348302 | Foam cleaning and brightening composition comprising a sulfate/bisulfate salt mixture A cleaning composition including a metal bisulfate and metal inorganic salt acid package, and at least one surfactant. The cleaning composition can be a one-step wheel cleaner/brightener. The composition preferably contains no HF, no bifluoride, no oxalic acid, or o... | 03/25/2008 |
| 7323436 | Adduct having an acidic solution of sparingly-soluble group IIA complexes An adduct that has an acidic solution of sparingly-soluble Group IIA complexes (“AGIIS”) and at least one additive. The AGIIS can be prepared by mixing a mineral acid (such as sulfuric acid), and a Group IIA hydroxide (such as calcium hydroxide) or a Group IIA s... | 01/29/2008 |
| 7291586 | Hard surface cleaning compositions comprising suspended alginate inclusions The present invention is directed to a sprayable, acidic hard surface cleaning and/or disinfecting composition which contains suspended inclusions which appear as visibly discernible, discrete particulate materials, preferably where said discrete particulate materia... | 11/06/2007 |
| 7288512 | Hard surface cleaning compositions comprising suspended alginate inclusions The present invention is directed to a sprayable, acidic hard surface cleaning and/or disinfecting composition which contains suspended inclusions which appear as visibly discernible, discrete particulate materials, preferably where said discrete particulate materia... | 10/30/2007 |
| 7256167 | Hard surface cleaner comprising suspended particles and oxidizing agent The present invention is directed to a pourable acidic hard surface cleaning and/or disinfecting composition which contains suspended inclusions which appear as visibly discernible, discrete particulate materials, preferably where said discrete particulate materials... | 08/14/2007 |
| 7196046 | Hard surface cleaner comprising a suspension of alginate beads The present invention is directed to a pourable acidic hard surface cleaning and/or disinfecting composition which contains suspended inclusions which appear as visibly discernible, discrete particulate materials, preferably where said discrete particulate materials... | 03/27/2007 |
| 7186676 | Hard surface cleaning compositions comprising alginate materials and xanthan gum The present invention is directed to a pourable acidic hard surface cleaning and/or disinfecting composition which contains suspended inclusions which appear as visibly discernible, discrete particulate materials, preferably where said discrete particulate materials... | 03/06/2007 |
| 7160847 | Water solution using in metal surface treating process and process for removing oxidized film and burred edge using the same A method for chemical etching is disclosed for taking away oxidized film and removing cut as well as punched edge burs of harden-treated carbon steel (SK3, SK4 and SK5). Thereby, the fillet edge of the cut section is achieved. An oxidized film with a thickness of se... | 01/09/2007 |
| 7119055 | Hard surface cleaners comprising a thickening gum mixture The present invention is directed to a sprayable, acidic hard surface cleaning and/or disinfecting composition which contains suspended inclusions which appear as visibly discernible, discrete particulate materials, preferably where said discrete particulate materia... | 10/10/2006 |
| 7091166 | Acidic, phosphate-free plastic cleaner composition with reduced mild steel equipment etch for cleaning plastic parts An aqueous liquid composition comprising water; at least one acid selected from the group consisting of carboxylic acids, hydroxycarboxylic acids, and inorganic acids other than phosphoric acid wherein the at least one acid is present in an amount from about 1.0 to ... | 08/15/2006 |
| 7041629 | Stripper for special steel The inventive aqueous pickling agent on the basis of sulfuric acid or phosphoric acid and hydrogen fluoride for stainless steels, which pickling agent is free of wetting and emulsifying agents, contains (each as 100 wt-% substance) | 05/09/2006 |
| 7037379 | Anti-tarnish aqueous treatment An aqueous solution that has the capacity for removing tarnish and other soil from copper, silver, gold and other noble metals and alloys thereof comprises an acid, thiourea and a transition metal salt. The aqueous material can be used to treat the surfaces of such ... | 05/02/2006 |
| 6992053 | Hard surface cleaning composition comprising a bleach, acid, and silicone glycol polymer The present invention encompasses a composition, suitable for cleaning hard surfaces, comprising a bleaching agent and a silicone glycol. ... | 01/31/2006 |
| 6982241 | Cleaning composition comprising an inorganic acid mixture and a cationic surfactant A cleaning composition is provided according to the invention. The cleaning composition includes a product of mixing an acid component, a source of phosphoric acid component, and an oxidant component. The molar ratio of oxidant component to phosphoric acid component... | 01/03/2006 |
| 6982242 | Aqueous detergent composition and method of use An aqueous detergent composition is provided containing phosphoric acid or salt thereof, an organic phosphate surfactant, a nonionic surfactant, and water. The aqueous detergent composition may be employed to improved the adhesion of a coating to a substrate. Also p... | 01/03/2006 |
| 6896739 | Anti-tarnish aqueous treatment An aqueous solution that has the capacity for removing tarnish and other soil from copper, silver, gold and other noble metals and alloys thereof comprises an acid, thiourea and a transition metal salt. The aqueous material can be used to treat the surfaces of such ... | 05/24/2005 |
| 6841525 | Dilute cleaning composition and method for using same A cleaning method in a semiconductor fabrication process includes providing a dilute composition consisting essentially of phosphoric acid and acetic acid and exposing a surface, e.g., aluminum, to the dilute composition. For example, the dilute composition includes... | 01/11/2005 |
| 6793738 | Method for processing acid treatment solution, solution processed thereby, and method for treating articles therewith A method for preparing a solution for treating an article, a treatment solution made thereby, and a method for treating an article with the solution are presented with, for example, the treatment method comprising providing a quantity of treatment solution, the trea... | 09/21/2004 |
| 6767874 | Cleaning compositions for removing organic deposits in hard to reach surfaces A cleaning composition for removing organic deposits from hard to reach surfaces. In its basic embodiment, the cleaning composition comprises: a) a water miscible solvent; b) an inorganic salt in crystal form; and c) water. The inorganic salt in crystal form compris... | 07/27/2004 |
| 6617298 | Degreasing compositions A composition for the removal of grease and oil spots from concrete, asphalt surfaces, etc., comprises a degreaser and a diatomaceous earth. The degreaser comprises a number of ingredients of respective percentage ranges to emulsify the grease or oil whic... | 09/09/2003 |
| 6537962 | Composite powder The present invention pertains to a composite powder comprising (A) an alkali metal silicate particle having an average particle size of from 1 to 500 μm; and (B) a water-soluble salt particle having an average particle size of from 0.01 to 50 μm, of wh... | 03/25/2003 |
| 6494960 | Method for removing an aluminide coating from a substrate A method for removing an aluminide coating from a substrate includes the steps of contacting the surface of the substrate with at least one stripping composition to degrade the coating. The stripping composition includes an aliphatic or aromatic sulfonic ... | 12/17/2002 |
| 6489281 | Cleaning composition comprising inorganic acids, an oxidant, and a cationic surfactant A cleaning composition is provided according to the invention. The cleaning composition includes a product of mixing an acid component, a source of phosphoric acid component, and an oxidant component. The molar ratio of oxidant component to phosphoric aci... | 12/03/2002 |
| 6455483 | Well stimulation and formation purging composition A well stimulation and purging composition which is typically used in well cleanup, well stimulation and formation purging applications for enhancing oil and gas production. The composition is a cationic surfactant characterized by a homogenous aqueous so... | 09/24/2002 |
| 6436891 | Adduct having an acidic solution of sparingly-soluble group IIA complexes An adduct that has an acidic solution of sparingly-soluble Group IIA complexes ("AGIIS") and at least one additive. The AGIIS can be prepared by mixing a mineral acid (such as sulfuric acid), and a Group IIA hydroxide (such as calcium hydroxide) or a Grou... | 08/20/2002 |
| 6432899 | Composition and process for cleaning and deoxidizing aluminum Cleaning and deoxidizing aluminum surfaces can be accomplished simultaneously by contacting the surfaces with an aqueous liquid composition that contains as its cleaning active ingredients (i) alcohols and/or ether alcohols, (ii) alkaline builders, and (i... | 08/13/2002 |
| 6384001 | Dilute cleaning composition A dilute composition for use in semiconductor processing includes both phosphoric acid and acetic acid. Each of the acidic components may be at a concentration of less than about 10% by volume of the dilute composition. The dilute composition can be used ... | 05/07/2002 |
| 6355605 | Composition and method for removing iron stain and scale A cleaning composition and method are provided for removing iron stains and scale from the external surfaces of duck decoys. An illustrative composition contains hydrochloric acid, stannous chloride, ammonium bifluoride, and water. The compositions are ap... | 03/12/2002 |
| 6352967 | Additives for improving acid reactivity and method for controlling acid reactions A composition for treating a mineral acid using with a blend of sodium thiosulfate, sodium sulfite and trisodium phosphate. This formulation enhances the corrosion properties of a mineral acid to produce a superior acid reaction when measured in terms of ... | 03/05/2002 |
| 6284056 | Smoker's pipe cleaner and method of use A composition useful for removal of organic deposits from a ceramic, glass, plastic, or metal substrate, and a method of use thereof. In a preferred embodiment, the invention pertains to a composition for cleaning an organically fouled smoking apparatus s... | 09/04/2001 |
| 6218349 | Composition suitable for removing proteinaceous material The present invention provides for a composition suitable for removing proteinaceous material comprising water, an emulsifier, a chelating agent, one or more mineral acids, and a surfactant; wherein: the emulsifier is a polyether nonionic emulsifier or an... | 04/17/2001 |
| 6194369 | Pickling/activation solution for the pretreatment of aluminum-steel composites prior to dip tinning The invention relates to an aqueous preparation for the pickling and activation of aluminum-steel composites prior to electroless dip tinning. Specifically, the invention provides pickling/activation solutions for the pretreatment of aluminum-steel compos... | 02/27/2001 |
| 6153015 | Process for removing soap-contaminated conversion layers on metal workpieces The process for removing a soap-contaminated conversion layer remaining on a metal workpiece after cold-forming with an aqueous acidic cleaning composition containing water, a surfactant such as an alkyl amine ethoxylate and nitric acid, phosphoric acid a... | 11/28/2000 |
| 6124252 | Multipurpose scale removing chemical compound A multipurpose scale removal compound having a nonyl phenol ethoxylate with 10 moles of ethylene oxide at 0.85% of a total weight of the compound, hydrofluoric acid at 0.85% of the total weight of the compound, and softened water at 98.3% of the total wei... | 09/26/2000 |
| 6121219 | Antimicrobial acid cleaner for use on organic or food soil The invention relates to compositions and methods for cleaning typically organic beverage and food soils. The cleaning composition is formulated to remove carbohydrate and proteinaceous soils from hard surfaces. The formulations of the invention are direc... | 09/19/2000 |
| 5998358 | Antimicrobial acid cleaner for use on organic or food soil The invention relates to compositions and methods for cleaning typically organic beverage and food soils. The cleaning composition is formulated to remove carbohydrate and proteinaceous soils from hard surfaces. The formulations of the invention are direc... | 12/07/1999 |
| 5998348 | Concentrate for a dihydrogen phosphate-based metal cleaning composition that does not damage plastic An aqueous liquid composition containing dihydrogen phosphate salt, surfactant(s), and a dual coordinate bonding agent for iron cleans soiled metal surfaces without damaging any plastic parts that come into contact with the composition, supporting the gro... | 12/07/1999 |
