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Class 252/2 - FIRE-EXTINGUISHING


Subclass of Class 252 - Compositions
Definition: Compositions specialized and designed for or peculiar to
No. of patents: 256
Last issue date: 09/13/2011


1              
NumberTitleIssue Date
8017030Azeotrope-like compositions of heptafluoropropane and trifluoroiodomethane
Provided are azeotrope-like compositions comprising heptafluoropropane and trifluoroiodomethane and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agents, fire suppressant compositions, and aerosol propellants. ...
09/13/2011
8012367Pulverulent materials
Pulverulent materials which contain surface-modified and structure-modified pyrogenically prepared metalloid or metallic oxide for the purposes of improvement. ...
09/06/2011
8007677Azeotrope compositions comprising 1,1,1,2,3-pentafluoropropene and hydrogen fluoride and uses thereof
Disclosed herein are azeotrope and near-azeotrope compositions comprising E-1,1,1,2,3-pentafluoropropene (E-HFC-1225ye) and hydrogen fluoride. The azeotrope and near-azeotrope compositions are useful in processes to produce and in processes to purify E-HFC-1225ye an...
08/30/2011
8003001Easily removable breakable gel for firefighting, explosion suppression and method of use
An easily breakable variable viscosity gel composition comprising a mixture of water, pH adjusting agents, gelling agents, and property enhancing additives evenly dispersed into the mixture, and an alkaline electrolyte viscosity increasing agent that raises the pH o...
08/23/2011
7988877Methods of making fluorinated ethers, fluorinated ethers, and uses thereof
A method of making a fluorinated ether includes combining, in a polar aprotic solvent: a fluorinated alcohol represented by the formula X—Rf1CH2OH, and a fluorinated sulfonate ester represented by the formula Rf2
08/02/2011
7972525Azeotropic and azeotrope-like compositions of E-1,1,1,4,4,4-hexafluoro-2-butene
Azeotropic or azeotrope-like compositions are disclosed. The azeotropic or azeotrope-like compositions are mixtures of E-1,1,1,4,4,4-hexafluoro-2-butene with methyl formate, n-pentane, 2-methylbutane, trans-1,2-dichloroethylene, 1,1,1,3,3-pentafluoropropane, n-butan...
07/05/2011
7972524Azeotropic and azeotrope-like compositions of Z-1,1,1,4,4,4-hexafluoro-2-butene
Azeotropic or azeotrope-like compositions are disclosed. The azeotropic or azeotrope-like compositions are mixtures of Z-1,1,1,4,4,4-hexafluoro-2-butene with methyl formate, pentane, 2-methylbutane, 1,1,1,3,3-pentafluorobutane, trans-1,2-dichloroethylene, 1,1,1,3,3-...
07/05/2011
7922928Composition for fire fighting and formulations of said composition
The purpose of the invention is a composition for fire fighting, characterized in that it includes at least a first compound in the form of a vegetable derived powder, soluble in cold water and thickening; a second compound in the form of a vegetable derived powder,...
04/12/2011
RE41557Labile bromine fire suppressants
A class of fire suppressant compounds which have labile bromine atoms bound to atoms other than carbon have been discovered to be more effective at suppressing fires than Halon 1211 and Halon 1301. Moreover, this class of fire suppressant compounds hydrolyze or oxid...
08/24/2010
RE41558Labile bromine fire suppressants
A class of fire suppressant compounds which have labile bromine atoms bound to atoms other than carbon have been discovered to be more effective at suppressing fires than Halon 1211 and Halon 1301. Moreover, this class of fire suppressant compounds hydrolyze or oxid...
08/24/2010
7691282Hydrofluoroether compounds and processes for their preparation and use
Disclosed is a hydrofluoroether compound comprising two terminal fluoroalkyl groups and an intervening substituted or unsubstituted oxymethylene group, each of the fluoroalkyl groups comprising only one hydrogen atom and, optionally, at least one catenated (that is,...
04/06/2010
7569155Aqueous foaming composition
The invention provides an aqueous foaming composition, an expanded foam composition and a process of forming a foam composition concentrate. The aqueous foaming composition comprises a carbonised saccharide mixture, a surfactant, water and optionally further agents ...
08/04/2009
7560041Composition for action of resist-fire and fire-extinguishing
The present invention relates to a composition for fire-resisting and fire-extinguishing with pro-environmental characteristic. More particularly, the present invention relates to the composition comprising monobasic sodium phosphate, dibasic ammonium phosphate, bor...
07/14/2009
RE40651Labile bromine fire suppressants
A class of fire suppressant compounds which have labile bromine atoms bound to atoms other than carbon have been discovered to be more effective at suppressing fires than Halon 1211 and Halon 1301. Moreover, this class of fire suppressant compounds hydrolyze or oxid...
03/10/2009
7413674Azeotrope-like trifluoroiodomethane compositions
Provided are azeotrope-like compositions comprising difluoroethane and trifluoroiodomethane, azeotrope-like compositions comprising difluoroethane, tetrafluoropropene and trifluoroiodomethane, and uses thereof, including use in refrigerant compositions, refrigeratio...
08/19/2008
7407598Flame suppressant aerosol generant
The present invention is directed to pyrotechnic aerosol fire suppression compositions that burn rapidly, but coolly. The rapid burning of the compositions of the present invention produces a voluminous flame-suppressive aerosol that is useful in suppressing and/or ...
08/05/2008
7361214Disposable cartridge for air/gas dryer
A disposable dryer cartridge for an air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The cartridge includes a flexible elongated casing having a drying composition therein. The casing has an air/...
04/22/2008
7343981Methods using fluoroketones for: extinguishing fire; preventing fire, and reducing or eliminating the flammability of a flammable working fluid
The present invention relates to methods of using at least one fluoroketone selected from monobromoperfluoroketones, monohydromonobromoperfluoroketones, (perfluoroalkoxy)monobromoperfluoroketones, (fluoroalkoxy)monobromoperfluoroketones, and monochloromonobromoperfl...
03/18/2008
7332013Compressed air/gas-driven tool with integrated dryness indicator
An air/gas-driven tool with an integrated air/gas dryness indicator. The tool includes a housing that defines a cavity. An air/gas dryness detector is disposed in the cavity. An air/gas flow passage is situated to provide a stream of compressed air/gas to the drynes...
02/19/2008
7320725Disposable cartridge air/gas dryer
A disposable cartridge air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The dryer includes a pressure vessel having first and second ends, an inlet port, and an outlet port. A disposable dryer ca...
01/22/2008
7316977Chemical-mechanical planarization composition having ketooxime compounds and associated method for use
A composition and associated method for chemical mechanical planarization (or other polishing) are described. The composition contains a ketoxime compound and water. The composition may also contain an abrasive and/or a per compound oxidizing agent. The composition ...
01/08/2008
7270768Environmentally benign anti-icing or deicing fluids employing triglyceride processing by-products
Deicing compositions comprised of glycerol-containing by-products of triglyceride processing processes are disclosed. ...
09/18/2007
7247263Fire-barrier composition
The invention is directed to a system which allows for the rapid application of a water immobilizing dispersion in sufficient quantities to increase the fire protective and wetting characteristics of water. This system also increases the evaporative cooling and quen...
07/24/2007
7223351Fire extinguishing mixtures, methods and systems
Fire extinguishing mixtures, systems and methods are provided. The fire extinguishing mixtures can include one or more extinguishing compounds, such as, for example, one or more of fluorocarbons, fluoroethers, and fluorocarbons. The fire extinguishing mixtures can a...
05/29/2007
7216722Fire extinguishing mixtures, methods and systems
Fire extinguishing mixtures, systems and methods are provided. The fire extinguishing mixtures can include one or more extinguishing compounds, such as, for example, one or more of fluorocarbons, fluoroethers, and fluorocarbons. The fire extinguishing mixtures can a...
05/15/2007
7207392Method of preventing fire in computer room and other enclosed facilities
Methods are provided for a provision of hypoxic hypercapnic and hypoxic hypocapnic fire-extinguishing compositions for continuous use in human occupied environments. Breathable fire preventative atmospheres can be created using air separation and having increased or...
04/24/2007
7205000Sodium bicarbonate/sodium chloride micronized slurry
A slurry comprising (a) sodium bicarbonate, (b) sodium chloride, and (c) water, in a weight ratio of (a)/(b) of about 2.5:1 to about 3.5:1, wherein upon further dilution of said slurry with additional water, the amount of sodium bicarbonate and sodium chloride which...
04/17/2007
7192531In-situ plug fill
A method for forming damascene features in a dielectric layer over a barrier layer over a substrate is provided. A plurality of vias are etched in the dielectric layer to the barrier layer with a plasma etching process in the plasma processing chamber. A patterned p...
03/20/2007
7189337Methods for preventing and/or extinguishing fires
In the prevention of the spread of fires and for directly fighting fires, a cross-linked, water-swellable additive polymer in a vegetable oil dispersion is added to firefighting water. The additive has the properties of absorbing large quantities of water, high visc...
03/13/2007
7189336Etchant, method for roughening copper surface and method for producing printed wiring board
An etchant and a method for roughening a copper surface each capable of permitting copper with roughened surface which exhibits acid resistance and permits a copper conductive pattern and an outer layer material to be firmly bonded to each other therethrough in manu...
03/13/2007
7182881Fire extinguishing agent and fire extinguisher
A fire extinguishing agent contains at least one compound selected from the group consisting of an alkali hydrogencarbonate and an alkali carbonate, the alkali hydrogencarbonate being thermally decomposed to generate carbon dioxide and an alkali carbonate, a metal o...
02/27/2007
7174965Fire extinguishing method by gas and extinguishing device
It is disclosed that a fire extinguishing method by gas, characterized in that, a fire extinguishing chemical of a gas type comprising at least one member selected from a group consisting of argon, nitrogen and carbon dioxide is discharged using foams, powder or wat...
02/13/2007
7172709Use of fluorine-free fire fighting agents
A foam concentrate provides a fire-fighting composition when mixed with water so that the fire-fighting composition does not form a stable seal on cyclohexane and meets UL 162, Class B performance criteria for at least one of AFFF agents and fluoroprotein (FP) agent...
02/06/2007
7168500Method and apparatus for removing oil spills and extinguishing fires
The present invention provides methods and apparatus for removing oil, extinguishing fire and containment for oil spills using crushed glass. ...
01/30/2007
7163642Composition inhibiting the expansion of fire, suppressing existing fire, and methods of manufacture and use thereof
The invention relates to compositions that prevent expansion of a fire, suppress existing fire, as well as methods of preparing and using such compositions. The composition is comprised of water, pseudo-plastic high yield suspending agent and starch. Compositions ma...
01/16/2007
7135125Method of extinguishing or retarding fires
A foam concentrate or fire fighting composition for extinguishing and/or retarding fires is provided that meets UL162, Class B performance criteria for at least one of AFFF agents, AR-AFFF agents and fluoroprotein (FP) agents. The concentrate is used to form the fir...
11/14/2006
7122704Fluoroketone compounds
The present invention relates to new fluoroketone compounds from the groups monobromoperfluoroketones, monohydromonobromoperfluoroketones, (perfluoroalkoxy)monobromoperfluoroketones, (fluoroalkoxy)monobromoperfluoroketones, and monochloromonobromoperfluoroketones. T...
10/17/2006
7100380Organic rankine cycle fluid
A method of operating an organic rankine cycle system wherein a liquid refrigerant is circulated to an evaporator where heat is introduced to the refrigerant to convert it to vapor. The vapor is then passed through a turbine, with the resulting cooled vapor then pas...
09/05/2006
7100367Device for exhaust gas treatment of a combustion system
A device is provided for the exhaust gas treatment of a combustion system, e.g., a diesel combustion system. The device has a first storage unit for storing at least one urea-water solution, and an exhaust gas treatment is implemented without great expenditure. Acco...
09/05/2006
7083742Fluoroiodocarbon blends as CFC and halon replacements
A new set of effective, environmentally safe, nonflammable, low-toxicity refrigerants, solvents, foam blowing agents, propellants, and firefighting agents is disclosed. The agents are clean, electrically nonconductive, and have short atmospheric lifetimes, zero ozon...
08/01/2006
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