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Patent No. 5787895

Kissing Shield

A kissing shield comprised of a thin, flexible membrane and a frame or holder.

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Class 252/192 - Alkali-metal or alkali-metal compound containing


Subclass of Class 252 - Compositions
Definition: Compositions which contain significant amounts of an alkali-metal
No. of patents: 127
Last issue date: 10/14/2008


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NumberTitleIssue Date
7435380Pseudo-plastic or thixotropic liquid deodorant product for ostomy pouches
A pseudo-plastic or thixotropic carrier having anti-malodorous components dissolved or suspended therein is sprayed on the internal surfaces of an ostomy bag or pouch. The viscoelastic properties of the carrier allow the composition to be conveniently dispensed from...
10/14/2008
7282072Synthetic fuel and methods for producing synthetic fuel
The present invention provides synthetic fuels, additives for use in preparing synthetic fuels and methods for producing synthetic fuel. The synthetic fuels include low levels of a chemical change additive selected from the group consisting of alkaline earth oxides ...
10/16/2007
7267811Fuel reformer catalyst and absorbent materials
Materials that are useful for absorption enhanced reforming (AER) of a fuel, including absorbent materials and catalyst materials, and methods for using such materials for the conversion of carbon-based fuels to a H2-rich product gas. The materials can be...
09/11/2007
7264788Fuel reformer catalyst and absorbent materials
Materials that are useful for absorption enhanced reforming (AER) of a fuel, including absorbent materials and catalyst materials and methods for using the materials. The materials can be fabricated by spray processing. The use of the materials in AER can produce a ...
09/04/2007
7214758Rubber adhesive composition for textile materials
This invention relates to an adhesive composition comprising: an elastomeric latex; a phenol, an aldehyde and an alkylated melamine-formaldehyde resin suitable for use in the adhesion of textile material to rubber. This invention also relates to a method of promotin...
05/08/2007
7202197Organic lime slurry and method of preparation
A method is shown for producing stable, non-settling calcium hydroxide slurries with defined solids, viscosity, reactivity, and particle size. A traditional hydrated lime is first blended with an organic solvent. The hydrated lime and organic solvent blend is then w...
04/10/2007
7135127Laminated pressed articles
A disk-shaped wafer is described which is based on an inorganic sorbent and a binder, with a thickness of less than 700 microns, which can be obtained by pressing a mixture of the inorganic sorbent, about 20 to 60% by weight of the binder and about 10 to 15% by weig...
11/14/2006
6960332Process for purifying aqueous buffer solutions
The present invention describes a procedure for the removal of sodium sulphate from a phosphate solution that has been used for absorption of SO2 from flue gases, in which a precipitate forms when the absorption solution is regenerated by evaporation. In ...
11/01/2005
6692656Amphoteric magnesium buffers
A method of using a mixture as an amphoteric buffer is disclosed comprising mixing sulfuric acid, magnesium oxide and/or magnesium hydroxide, and water to form an amphoteric buffer, and applying the buffer to a spill of an acid or alkali so as to neutrali...
02/17/2004
6652775Adsorbent compositions
A water vapor adsorption and water retaining composition containing particulate calcium chloride and particulate vermiculite in a flexible container having a side of spun-bonded polyethylene heat sealed to a side of extrusion coated polyethylene on polyes...
11/25/2003
6652821Purificating agent for flue gas and incinerated ash and purificating method using the same
The present invention provides a purifying agent having an effect of removing or decomposing toxic substances contained in flue gas or incinerated ash. The purifying agent of the present invention contains one or more kinds of salts selected from alkali m...
11/25/2003
6649086Adsorbent compositions
A water vapor adsorption and water retaining composition containing particulate calcium chloride and particulate vermiculite in a flexible container having a side of spun-bonded polyethylene heat sealed to a side of extrusion coated polyethylene on polyes...
11/18/2003
6540937Adsorbent compositions
A water vapor adsorption and water retaining composition containing particulate calcium chloride and particulate vermiculite in a flexible container having a side of spun-bonded polyethylene heat sealed to a side of extrusion coated polyethylene on polyes...
04/01/2003
6399036Use of solid hydroxides as scavenging materials for cyanide gas
The present invention relates generally to the use of a combination of alkali metal hydroxides and alkaline-earth metal hydroxides as a scavenging material for cyanide gas. In particular, the present invention relates to a method and means for either filt...
06/04/2002
6340712Non-chloride containing regenerant composition for a strong acid cation exchange resin of a water softener
Non-chloride containing regenerant compositions of potassium acetate or potassium formate, at least one surfactant and at least one chelating agent as well as methods for efficient regeneration of water softeners utilizing the regenerant compositions are ...
01/22/2002
6309618Method for treating exhaust gas containing fluorine-containing interhalogen compound, and treating agent and treating apparatus
A treating method comprising contacting a fluorine-containing interhalogen compound first with a treating agent for the fluorine component and then with a treating agent for the halogen component, treating agents therefor, and a method for treating exhaus...
10/30/2001
6290872Composition containing at least sodium bicarbonate, preparation method therefor and uses thereof
A composition having sodium bicarbonate, sodium carbonate, and ammonia in the form of ammonium salts is formed by heat treating ammoniacal bicarbonate at a temperature between 20 and 150° C. A method of using the composition includes reacting the composi...
09/18/2001
6267802Composition apparatus and method for flue gas conditioning
The method and apparatus of the present invention are directed to conditioning particulate-containing gas streams using novel additives. The additive is an organometallic salt, preferably of a carboxylic acid, that decomposes in the gas stream to produce ...
07/31/2001
6203722Stabilized liquid lime dispersion for sewage treatment
A stabilized lime slurry for treatment of biological solids in sewage. The composition preferably includes 30-36% calcium hydroxide, 10-16% potassium hydroxide, 2-4% potassium chloride, 2-4% magnesium hydroxide, all on a dry basis, and the balance in wate...
03/20/2001
6096239Method for removal of sulfur dioxide
A method for removing sulfur dioxide from gas streams, comprising contacting the gas stream with an aqueous absorption liquid, transferring the liquid to another location, then mildly heating the liquid to recover the sulfur dioxide. This method allows a ...
08/01/2000
6080282Electrolytic solution for use as gel electrolyte and process for making the same
The present invention is directed to both an electrolyte solution for use as a gel electrolyte in an electrolytic cell, and a process for making both the electrolyte gel and the electrolytic cell. The electrolyte solution comprises a polymerizable electro...
06/27/2000
6036881Stabilized liquid lime dispersion for sewage treatment
A stabilized lime slurry for treatment of biological solids in sewage. The composition preferably includes 30-36% calcium hydroxide, 10-16% potassium hydroxide, 2-4% potassium chloride, 2-4% magnesium hydroxide, all on a dry basis, and the balance in wate...
03/14/2000
6022489Reagent for decomposing fluorocarbons
Fluorocarbons including perfluorocarbons and hydrofluorocarbons are highly efficiently decomposed by contacting a gaseous fluorocarbon with a reagent comprising carbon and an alkaline earth metal or carbon, an alkaline earth metal and an alkali metal at a...
02/08/2000
6013196Process and products for deodorising gaseous cooking effluents
The invention concerns a process for deodorizing malodorous gaseous effluents from cooking equipment, particularly in restaurants and in the food industry, by washing with an aqueous solution comprising an alkaline or alkaline-earth salt of a dicarboxylic...
01/11/2000
5792384Concrete masons' hand rinse
A buffer solution comprising one or more metal salts, preferably monobasic potassium phosphate and/or monosodium phosphate, dissolved in water creates a rinse having a pH near that of human skin. The buffer solution in various concentrations and compositi...
08/11/1998
5785888Method for removal of sulfur dioxide
A method for removing sulfur dioxide from gas streams, comprising contacting the gas stream with the aqueous absorption liquid, transferring the liquid to another location, then mildly heating the liquid to recover the sulfur dioxide. This absorption liqu...
07/28/1998
5709810Mercerization wetting agent compositions
Described are mercerization wetting agent compositions comprising (a) a compound of the formula ##STR1## (b) a phosphoric ester of the formula ##STR2## The mercerization wetting agent compositions of the invention are notable for good wetting po...
01/20/1998
5681503Flat sheet CO2 sorbent
A technique for preparing a flat sheet, high capacity CO2 sorbent and sorbent assembly is disclosed. The sorbent, which is in the form of a sheet, can be a metal oxide/alkali metal carbonate regenerable sorbent, while the sorbent assembly is co...
10/28/1997
5645805Reduction of acid rain and ozone depletion precursors
A method of reducing acid emissions and ozone deletion precursors from a flue gas produced by the combustion of sulphur-or nitrogen-containing fuel or acid emissions and ozone deletion precursors from chemical plants. The method comprises introducing into...
07/08/1997
5639938Method of preventing the formation of SO3 -mists from oleum
The formation of SO3 mists is prevented by covering the oleum with a natural silicate excluding sand....
06/17/1997
5616283High solids lime as a caustic replacement
A composition for a pumpable lime slurry which is adapted for use as a replacement for caustic solutions is formed by combining a dispersing agent in lime and water to form an aqueous slurry. The amount of lime used is between 35 to 55% by weight of the s...
04/01/1997
5602279Primary hindered aminoacids for promoted acid gas scrubbing process
A gas treating composition prepared by reacting 2-amino-2-methyl-1-propanol with KOH, diluting with water and adding K2 CO3 and a vanadium corrosion inhibitor....
02/11/1997
5464547Mercerization wetting composition
Mercerization wetting compositions comprising a compound of the formula ##STR1## where R1 is hydroxyl or --SO3 M, R2 is C4 -C18 alkyl, M is an alkali metal, n is 0 or 1, and m is from 2 to 6 are described....
11/07/1995
5462693Air purifying agent and a process for producing same
An air purifying agent comprising a carrier which contains short pulp fiber, on which one or more chemical components selected from the group consisting of acids, alkalis, oxidizing agents, reducing agents and antimicrobial components are supported. Accor...
10/31/1995
5458803Acid emission reduction
A method of reducing acid emission from a flue gas produced by combustion of a sulphur-containing fuel. A pyrolysis liquor containing a thermolabile alkaline earth metal compound is introduced into a flue containing the flue gas. The alkaline earth metal ...
10/17/1995
5454968Flat sheet CO2 sorbent
A technique for preparing a flat sheet, high capacity CO2 sorbent and sorbent assembly is disclosed. The sorbent, which is in the form of a sheet, can be a metal oxide/alkali metal carbonate regenerable sorbent, while the sorbent assembly is co...
10/03/1995
5439868Absorbents for removing low-concentration nitrogen oxides
The invention provides first to fourth adsorbents for removing low-concentration nitrogen oxides. The first adsorbent comprises a carrier of gamma-alumina, and ruthenium supported thereon. The second adsorbent comprises a carrier of anatase-type titania, ...
08/08/1995
5427994Lignosulfonate-modified calcium hydroxide for SO2 control during furnace injection
A method is provided for preparing particulate calcium hydroxide/calcium lignosulfonate sorbent by contacting calcium oxide with water....
06/27/1995
5352425Sorbent for treatment of effluent gas stream
A process for producing a sulfur sorbent composition in a mixer having a mixer paddle an energy supply is disclosed which includes hydrating an alkaline earth metal oxide in an aqueous solution containing a promoting additive selected from a group consist...
10/04/1994
5342543Neutralizing absorbent for acids and bases
A neutralizing absorbent for acids and bases comprising a superabsorbent powder, a neutralizing chemical, and, optionally, a pH indicator. The absorbent comes in solid form for ease of application. A method for treating acid and base spills is also provid...
08/30/1994
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