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6551552 |
Systems and methods for preventing and/or reducing corrosion in various articles
The present invention relates to a corrosion protection system and a method of protecting an article from corrosion by placing the article to be protected in a gas impermeable enclosure comprising...
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6464899 |
Putty composition containing a vapor phase corrosion inhibitor
Compositions and methods for inhibiting corrosion of metallic surfaces are disclosed. The corrosion-inhibiting compositions are cost efficient, easy to use and can be conveniently removed or...
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6454995 |
Phosphine coke inhibitors for EDC-VCM furnaces
A method of reducing the formation of coke deposits on the heat-transfer surfaces of an ethylene dichloride to vinyl chloride pyrolysis furnace comprising exposing the heat transfer surfaces of...
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6432355 |
Corrosion inhibition during transport of water and a hydrocarbon through a pipeline
Described herein is a process of corrosion inhibition of a steel pipeline during transport of water and gas, or water and an oil, or mixtures thereof, therethrough, including introducing a...
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6273962 |
Method to reduce the particles in load-lock chamber
A method for preventing corrosion and particulate in a load-lock chamber is disclosed. The load-lock chamber is adjourning with an etching chamber and a wafer transferred module, each time a wafer...
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6261346 |
Method for protecting metal surfaces against corrosion in liquid or gaseous media
A process useful for protecting metal surfaces against corrosion in is presented involving: (a) forming a corrosion inhibitor having a compound corresponding to formula (I): ##STR1## where R 1 ,...
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6156269 |
Method of protecting high-energy machinery from corrosion damage
The invention relates to the field of power engineering. The method for protecting power plants, in which hydrogen is used as the working fluid, against destruction is carried out by reducing the...
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6096348 |
Quick acting chemical sterilant
A low odor, aqueous, quick acting cold temperature disinfectant solution primarily useful for medical instruments to disinfect within a half hour or less. The composition comprises a reacting or...
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5965264 |
Powders providing controlled sustained release of a gas
A powder for sustained release of a gas including a core containing a molecular sieve, and a layer containing an acid releasing agent on an outer surface of the core. The core and the layer are...
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5958115 |
Corrosion-inhibiting composite material
The invention relates to a corrosion-inhibiting material comprising a composite containing a metal oxide gel, where necessary modified by an organic polymer, and one or more corrosion inhibitors,...
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5935517 |
Method of preventing metal dusting corrosion of ducts which conduct hot gas mixtures containing carbon monoxide
A carbon monoxide containing gas mixture at a temperature of 500° C. is conducted through the inner protective tubing of a sheath tube lined with a thermally insulating protecting composition. The...
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5904960 |
Method and apparatus for treating an article containing an oxidizable organic compound
A method includes providing an article having an oxidizable organic compound and an organoleptic compound; advancing the article toward a means for treating the article, the means for treating the...
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5679287 |
Uses of heptafluoropropane
A method for storing atmosphere sensitive product includes providing an atmosphere surrounding the product which contains at least about 5% heptafluoropropane, preferably at least about 20%...
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5486308 |
Compositions combinations of dessicants and vapor-corrosion inhibitors
A composition for inhibiting corrosion. The composition contains a mixture of a dessicant and a vapor-corrosion inhibitor. The mixture of dessicant and inhibitor is synergistic: the service life of...
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5431957 |
Apparatus and method for protection of pumps used for delivery of air- or moisture-sensitive liquids
A means and method for protecting the moving parts of a pump that is used to pump air- or moisture-sensitive liquids, comprising blanketing the wetted parts of the pump with an inert medium and/or...
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5391322 |
Method for extending the service life of a vapor-corrosion inhibitor
A composition for inhibiting corrosion. The composition contains a mixture of a dessicant and a vapor-corrosion inhibitor. The mixture of dessicant and inhibitor is synergistic: the service life of...
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5378428 |
Method of preserving article with an oxygen absorbent composition
A method of preserving an article which includes enclosing the article and an oxygen absorbent parcel in a container having gas-barrier properties and sealing the container. The parcel is formed by...
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5326529 |
Method of inhibiting corrosion of concrete reinforcements
A method of inhibiting corrosion of metal reinforcement structures embedded within cured concrete. The method comprises providing a plurality of exteriorly-accessible generally uniformly...
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5324448 |
Combination dessicant and vapor-corrosion inhibitor
A composition for inhibiting corrosion. The composition contains a mixture of a dessicant and a vapor-corrosion inhibitor. The mixture of dessicant and inhibitor is synergistic: the service life of...
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5316633 |
Method and apparatus for measuring sensitization of structural members
A method and system for electrochemically measuring the sensitization to stress corrosion cracking of small pipes of plant structural members in a very short period of time. A micro electrochemical...
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5223160 |
Sulfur deposition reduction
The deposition of elemental sulfur in a conduit through which a sulfur containing gas is flowing is reduced by providing, as a novel sulfur dispersant, an ether alcohol component produced from...
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5171451 |
Simultaneous use of water soluble polymers with ozone in cooling water systems
We have determined that simultaneous use in industrial waters of certain water soluble polymers in the presence of ozone is acceptable for scale control, corrosion control, microbiological control...
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5151220 |
Chemical abatement of carbonate cracking
A method of inhibiting carbonate stress corrosion cracking is determined to involve the addition of certain treatment chemicals to refinery process streams containing at least 1 of the volatile...
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5084210 |
Corrosion inhibitor
A corrosion inhibitor including an acetylinic alcohol is disclosed which is used in connection with a chlorine dioxide process for controlling biomass and cleaning water injection wells and oil...
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5032318 |
Process of inhibiting corrosion
A process is disclosed for inhibiting corrosion in tin-plated steel aerosol cans which contain aqueous aerosol formulations and a propellant. Compositions such as the isopropylamine,...
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4973448 |
Vapor phase corrosion inhibitor product and method containing a desiccant
A product for inhibiting corrosion of corrodible items within closed containers which comprises a powdered solid composition capable of producing and releasing a vapor phase corrosion inhibiting...
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4939254 |
Template synthesis of macrocyclic catecholamide complexes
A method is provided for a high yield template synthesis of macrocyclic catecholamide ligands.
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4929424 |
Prevention of vapor phase corrosion caused by halogens in brewery pasteurizers
A method of inhibiting the corrosion of the metal surfaces of beer pasteurizing units in contact with halogenated water vapor which comprise treating these halogenated waters with at least 1/4 ppm...
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4927497 |
Method of preventing cellulosic web degradation using an amine vapor
A method of combatting cellulosic fibre web degradation which method comprises permeating a stack of cellulosic fibre webs with an amine vapor, characterized in that said method comprises disposing...
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4834895 |
Articles and methods for treating fabrics in clothes dryer
Dryer-added fabric conditioning articles and methods utilizing fabric softener agent, polymeric soil release agent, and protecting agent to protect dryer surfaces.
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4764219 |
Clean up and passivation of mercury in gas liquefaction plants
Gas liquefaction apparatus contaminated with mercury is decontaminated by circulating through the apparatus a solvent containing sulfur or a gas containing a sulfur reactant such as sulfur,...
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4748003 |
Container for flash sterilization
A sterilization container is provided with relatively large top and bottom apertures to allow hot steam to rapidly pervade the interior of the container through the top while flushing cool air out...
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4717541 |
Reaction product of trifluoroethanol and a cyclohexylamine and/or a dicyclohexylamine
A product having corrosion inhibiting properties consisting essentially of the reaction product of a triflouroethanol with a cyclohexylamine or with a mixture of cyclohexylamine and a...
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4671933 |
Method for inhibiting corrosion of metal surfaces
A method for inhibiting corrosion of metal surfaces which comprises exposing the metal surfaces to an aminosilicon compound which is capable of hydrolyzing and releasing a volatile amine in the...
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4629603 |
Method of inhibiting cold end corrosion in boilers
A liquid borate is added to sulfur trioxide-containing combustion gases at a temperature of from about 250° to about 1000° F. in a boiler or other furnace system. The borate neutralizes sulfuric...
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4587098 |
Method of stabilized operation of acid digestion kettle of tantalum
A method of minimizing corrosion deterioration and hydrogen absorption embrittlement of tantalum encountered in performing acid digestion of organic waste matter put in an acid digestion kettle of...
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4584175 |
Corrosion inhibiting method and plastic sheet material therefor
There is disclosed a method for the inhibiting of corrosion of a variety of metals by placing the metal in the presence of a plastic sheet carrier having incorporated therein effective amounts of...
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4574071 |
Process for removing dissolved oxygen from water using hydrazine
A process for removing dissolved oxygen from an aqueous medium, using hydrazine to react with the oxygen, where the aqueous medium is contacted with a catalyst bed of palladium or platinum metal...
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4557835 |
Process for removal of dissolved oxygen from steam generation systems
An improved process for removing oxygen from an aqueous medium used in a steam generating system, the aqueous medium having hydrazine added thereto, wherein hydrazine-containing aqueous medium...
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4556110 |
Corrosion inhibition
A corrosion-inhibiting composition of matter comprising (1) the reaction mass resulting from the reaction of an α,β-unsaturated hydrocarbyl nitrile and a metal hydrocarbyl sulfonate, (2) an...
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4464422 |
Process for preventing oxidation of copper film on ceramic body
A process for preventing the oxidation of a copper film formed on a ceramic body, which comprises the steps of forming a copper film on a ceramic body by a dry-plating process, treating the...
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4404167 |
Protecting steel and ferrous metals against H.sub.2 S corrosion
An antifoaming inhibitor of hydrogen sulphide corrosion which is a compound of the general formula: ##STR1## where R is a divalent normal or branched alkyl containing from 1 to 6 carbon atoms, ...
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4356148 |
Method for preventing corrosion and hydrogen embrittlement of tantalum-made equipment handling hot concentrated sulphuric acid therein
A method for preventing the corrosion and hydrogen embrittlement of equipment made of tantalum handling therein hot concentrated sulphuric acid at 200° C. or higher, characterized in that at least...
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4352747 |
Method to lower fly-ash resistivity
A mixture of an alkyl amine, e.g., tri-n-propylamine and an SO 3 -containing acid, preferably, sulfamic acid is injected into the flue gas stream of a coal-fired utility boiler to reduce the...
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4308168 |
Vapor phase corrosion inhibitor compositions and method of inhibiting corrosion using said compositions
A method for inhibiting corrosion of metal by contacting the metal with a volatile alkyl ester of an amino acid. The invention also provides compositions containing these alkyl esters of amino...
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4298497 |
Composition for preventing cold end corrosion in boilers
A composition is provided for neutralizing acid corrosive agents in boiler flue gases and like vapors. In large industrial boilers and like systems, flue gases carrying sulfur trioxide contact...
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4290912 |
Volatile corrosion inhibiting article
Plastic articles having volatile corrosion inhibiting properties are described. The plastic articles comprise polyolefin polymer, an inorganic nitrite salt, a trisubstituted phenol and fumed silica.
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4275835 |
Corrosion inhibiting articles
A corrosion inhibiting device including an extremely stable, man-made synthetic carrier having chemical and physical stabilities compatible with hostile and adverse environments for dispensing...
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4253886 |
Corrosion resistant ferromagnetic metal powders and method of preparing the same
Corrosion resistant ferromagnetic metal powders in which a volatile corrosion inhibitor is adsorbed on at least a part of the surface of ferromagnetic metal powders having an average particle size...
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4224180 |
Cold end additive compositions
The present invention is drawn to ethylene polyamines in combination with certain alkanolamines as cold-end additives. More specifically, it has been discovered that if these additives are fed to...
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