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8052848 |
Ultrasonic and microwave methods for enhancing the rate of a chemical reaction and apparatus for such methods
The invention relates generally to chemical reactions and processes, and in particular to a method for enhancing the rate of a chemical reaction and to apparatus for carrying out the method. The...
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7871512 |
Treatment of crude oil fractions, fossil fuels, and products thereof
In crude oil fractions, fossil fuels, and organic liquids in general in which it is desirable to reduce the levels of sulfur-containing and nitrogen-containing components, the process reduces the...
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7846221 |
Method for treating of oils and fats
A method for treatment of oils and fats having a high saturated fatty acid content whose treatment has previously been difficult, especially waste oils and fats and discharged oils and fats,...
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7824469 |
Method and apparatus for fluid purification
A catalytic system (10) for fluid purification, the system (10) comprising: at least one photon source (2) to substantially break down at least two types of target molecules in the fluid to create...
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7445694 |
Device for generating magnetic fields for catalysing physico-chemical reactions
A device for generating a magnetic field moving in at least one field plane located in a fluid to be treated and in which the gradient of the vector product between the intensity of the magnetic...
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7282120 |
UV-activated chlorination process
A method of producing alkanes containing chlorine by addition of chlorine to C—C double bonds or C—C triple bonds or by exchange of hydrogen for chlorine by contacting the starting compound in the...
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7045038 |
Process for treating waste oil
There is disclosed a burnable used oil fuel product by the process comprising: (a) obtaining a used oil sample having at least 1% (by weight) aqueous substances;(b) heating the used oil sample to a...
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6835288 |
Method for preventing undesired polymerization in a mixture of substances containing ethylenically unsaturated compounds
A process for preventing undesired polymerization is conducted by maintaining an effective concentration of a stabilizer which comprises N-oxyl radicals in a mixture containing ethylenically...
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6702929 |
Purification of 1,1,1,3,3-pentafluorobutane
In the synthesis of 1,1,1,3,3-pentafluorobutane (R-365mfc), a mixture of R-365mfc and the impurity 1,1,1,3-tetrafluoro-2-butene (R-1354mzy) is purified and R-1354mzy is removed from the mixture by...
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6695953 |
Accelerated methods of oxidizing organic contaminants in aqueous mediums using corona induced reactions and particles therewith
Novel accelerated methods involving corona discharge, and preferably pulsed streamer high voltage corona discharge, in combination with an effective amount of suitable particles to break down...
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6696587 |
Process for treating aminosilane discolorations
A discoloration of an aminosilane having a content of a free base is treated by adding an acid chloride to the aminosilane to obtain a mixture having a molar excess of acid chloride; neutralizing...
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6616815 |
METHOD OF DECOMPOSING HALOGENATED ALIPHATIC HYDROCARBON COMPOUNDS OR AROMATIC COMPOUNDS AND APPARATUS TO BE USED FOR THE SAME AS WELL AS METHOD OF CLARIFYING EXHAUST GAS AND APPARATUS TO BE USED FOR THE SAME
A method for decomposing halogenated aliphatic hydrocarbon compounds or aromatic compounds characterized by contacting the compound to be decomposed with functional water under light irradiation,...
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RE38123 |
Tobacco products having reduced nitrosamine content
Methods of reducing the content of and preventing formation of carcinogenic nitrosamines in harvested leafy plants such as tobacco and marijuana, are disclosed. The methods are directed to...
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6491797 |
Methods of oxidizing organic contaminants in aqueous mediums using corona induced reactions
A method for oxidizing an organic contaminant in an aqueous medium generates H2O2 in the aqueous medium through the use of a corona discharge procedure. A quantity of hydroxyl radicals is generated...
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6402939 |
Oxidative desulfurization of fossil fuels with ultrasound
Fossil fuels are combined with a hydroperoxide in an aqueous-organic medium and subjected to ultrasound, with the effect of oxidizing the sulfur compounds in the fuels to sulfones. Due to their...
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6398921 |
Process and system for wastewater solids gasification and vitrification
A process for gasifying solid organic matter from wastewater sludge involves dewatering the sludge to a solids content of at least 35% by weight using a combination of centrifugation, microwave...
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6340718 |
Method of radiation treatment for fluoropolymer materials
A source of radiation (10,12), particularly a pulsed accelerated electron beam, directs a beam of radiation through an irradiation chamber (14, 50). The irradiation chamber is depleted of oxygen...
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6187988 |
Process for microwave decomposition of hazardous matter
This process occurs in the presence of activated carbon or its equivalent by decomposing adsorbed hazardous materials, such as hydrazine and microorganisms, on the carbon surface by radiofrequency...
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6179972 |
Two stage process and apparatus for photocatalytic and catalytic conversion of contaminants
A process comprises passing a contaminated gaseous stream through a photocatalytic stage and, thereafter, through a catalytic stage.
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6152306 |
Solid waste reduction
Dumped solid waste is mixed with sand and fed through a shredder. Sorters sort aluminum glass and ferrous materials from the shredded waste, and an indirect fired dryer heats the remaining shredded...
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6133500 |
Method and apparatus for the controlled reduction of organic material
There is provided a new and useful method and apparatus for the controlled non-pyrolytic reduction of organic material comprising subjecting the material to microwave radiation in a reducing...
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6121507 |
Method for treating wastewater containing hazardous matter using electron beam irradiation
A wastewater treatment method for processing wastewater containing hazardous matter is provided. The wastewater treatment method removes the hazardous matter by irradiating the electron beam into...
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6084149 |
Method and apparatus for decomposing hazardous substances using high frequency waves to provide environmentally safe fixation ashes in an incinerator
A melting furnace that incorporates the autoclave theory and is equipped with a high-frequency (horizontal wave) device for incinerating material and for thermal decomposition and recrystallization...
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6042698 |
Decolorization process
The present invention is a process for reducing the color intensity of discolored isophorone, said process comprising exposing the discolored isophorone to UV radiation suitably having a wavelength...
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5994579 |
Process for lightening the color of polymeric diphenylmethane diisocyanate and the use of brightened diphenylmethane diisocyanate in the production of polyurethane
A process for lightening (or decreasing) the color of diphenylmethane diisocyanate by irradiation with light having a wavelength of from 250 nm to 2,500 nm is described. This invention also relates...
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5944962 |
Process for photochlorination
An improvement in the process for the photochlorination of liquid mixtures of 2 to 6 carbon-containing aliphatic hydrofluorohalocarbons or hydrofluorocarbons and unsaturated hydrocarbons with...
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5883349 |
Method and apparatus for microwave assisted chemical reactions
A method of microwave assisted chemical reaction includes providing a microwavable reaction vessel which contains at least one material in a sample. The sample is heated by microwave energy to...
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5877392 |
Photon controlled decomposition of nonhydrolyzable ambients
A method and apparatus to decompose nonhydrolyzable ambients such as chlorofluorocarbons and nitrogen trifluoride which enables the conventional disposal of their byproducts are disclosed. It...
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5866752 |
Destruction of volatile organic carbons
A method for removing VOCs from a gas stream comprising irradiating the gas stream in intimate contact with a semiconductor catalyst under laminar flow conditions. The catalyst can be chosen from a...
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5827406 |
Selective photooxidation of hydrocarbons in zeolites by oxygen
A selective photooxidation process for the conversion of hydrocarbon molecules to partially oxygenated derivatives, which comprises the steps of adsorbing a hydrocarbon and oxygen onto a dehydrated...
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5814193 |
Process for the purification of a C2 to C4 carboxylic acid and/or anhydride having halide impurities
A process for the purification of a C2 to C4 carboxylic acid and/or an anhydride thereof having halide impurities, which process comprises the steps of (a) exposing the impure acid and/or anhydride...
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5731482 |
Method for purifying perchloroethylene containing dichlorobutadiene
Perchloroethylene containing contaminating amounts of dichlorobutadiene is treated with bromine, e.g., elemental bromine, in the presence of a free-radical initiator, thereby to produce...
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5710360 |
Thermal desorption system for decontaminating materials
A thermal desorption system for treating and/or removing contaminants from various types of materials employs an induction tube furnace to heat the material to a high enough temperature to...
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5698762 |
Microwave-assisted pyrolysis of waste polyaromatic hydrocarbons
Polyaromatic hydrocarbons are highly carcinogenic ubiquitous industrial wastes. In this Invention, concentrations of said wastes are diminished by microwave-assisted pyrolysis. Prior to exposure to...
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5662781 |
Elimination of nitrile impurities from polymers
Nitrile impurities are eliminated from polymers which contain acyclic N-vinyl-carboxamide and/or vinylamine units by treating the polymers with at least one oxidizing agent a) with exposure to...
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5650549 |
Method and apparatus for photothermal destruction of toxic organic compounds contained in a gas stream
A method and apparatus for photothermal detoxification of toxic organic compounds are provided. The apparatus comprises a means for maintaining the gas stream from the targeted source at a...
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5639936 |
Solar energy in-situ soil desorption apparatus and method including controlled air intake
A method and apparatus for decontaminating in-situ soil by use of solar energy is provided. A targeted area of contaminated in-situ soil is covered with a substantially sunlight-transmitting,...
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5633424 |
Device and methods for plasma sterilization
The invention provides methods and apparatus for sterilizing articles. According to one exemplary method, at least one article is placed into a chamber and a vacuum is applied to the chamber. After...
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5625178 |
Process and system using an electromagnetic wave to prevent the formation of hydrates
A process involves subjecting a fluid containing a aqueous phase and hydrocarbons to an electromagnetic wave in order to prevent the formation of hydrates within the fluid; the electromagnetic wave...
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5602298 |
Method and apparatus for converting organic material into hydrogen and carbon by photodecomposition
A method for processing waste material converts organic matter such as non-pretreated infectious hospital wastes, hazardous wastes, refinery wastes, paper wastes and other similar gaseous, liquid,...
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5529749 |
Process for reducing the microbe count in aqueous multi-phase compositions that contain synthetic resin
A process is disclosed for reducing the microbe count in microbially-contaminated aqueous multi-phase composition containing synthetic resin, such as polymer dispersions and formulations that...
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5527985 |
Process for recycling waste sulfuric acid
A process for recycling waste sulfuric acid by decomposing organic contaminants by use of light energy, comprising exposing a waste sulfuric acid containing contaminants to a focused radiation...
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5516049 |
Hospital refuse sterilization plant
To reliably sterilize hospital refuse in a quantities and configuration in which it occurs on its collection, the plant includes a refuse loading device, a shredder, a motorized screw for refuse...
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5449443 |
Photocatalytic reactor with flexible supports
Organic pollutants and bioaerosols in a gaseous stream are oxidized by exposure to light (e.g., UV light) in the presence of semiconductor catalyst particles or coatings supported on flexible...
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5417825 |
Method for photothermal destruction of toxic organic compounds
A method and apparatus for photothermal detoxification of toxic organic compound is provided. The apparatus includes a thermally insulated reaction vessel maintained at a temperature greater than...
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5417824 |
Conversion of organic solids to hydrocarbons
A method of converting organic solids to liquid and gaseous hydrocarbons includes impregnating an organic solid with photosensitizing ions and exposing the impregnated solid to light in a...
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5362442 |
Method for sterilizing products with gamma radiation
A method for sterilizing products to remove biological contaminants such as viruses, bacteria, yeasts, molds, mycoplasmas and parasites is disclosed. The method involves providing the product in a...
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5358611 |
Method of reducing impurities in aqueous monomer solutions
A method of reducing the levels of impurities in aqueous monomer solutions is provided. Subjecting aqueous monomer solutions to ultraviolet radiation for from about 2 minutes to about 5 hours,...
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5344493 |
Cleaning process using microwave energy and centrifugation in combination with dense fluids
An environmentally safe process for cleaning substrates used in critical environments with stringent end-product cleanliness requirements in a single process using microwave-energized and...
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5340450 |
Removal of organic materials from a gas
A method of and apparatus for removing organic material from a gas. The method comprises the operation of subjecting the gas to pulses of circularly polarised microwave radiation and the apparatus...
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