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7374604 |
System and method for flue gas treatment
The present invention discloses a system for flue gas treatment, wherein the provided system comprises a quench module, a first control module, a filter collecting module, a wet scribing module and...
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7135058 |
Polluted air treatment method and system
A system for removing at least one pollutant from an air stream exhaust, the system including a plurality of enclosures through which the air stream exhaust is directed to cool the air stream...
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6511529 |
Method of reducing the number of pollutants in a gas flow and device for carrying out said method
The object of the invention is to provide a method of treating wash water resulting from the scrubbing of process gases in smelting plants, according to which method the wash water is brought into...
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6506348 |
Heavy oil fired boiler exhaust gas treatment apparatus
There is provided a heavy oil fired boiler exhaust gas treatment apparatus which removes soot and dust and SO 3 in the heavy oil fired boiler exhaust gas efficiently at a low cost without using an...
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6488742 |
Method for regenerating a loaded wash liquid from a gas desulfurization facility
Process for the removal of metal cabonyls before regeneration of a desulfurization wash liquid, which includes removing a part of the carbon monoxide from the wash liquid, conversion of the metal...
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6120582 |
Process for treating the scrubbing water from the gas scrubbing process in an iron ore reduction plant
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5938820 |
Air and gas scrubber using recycled water mixture
A gas cleaning apparatus is disclosed which comprises a housing having an inlet adjacent a bottom portion thereof and an outlet adjacent a top portion thereof. The housing preferably has at least...
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5897689 |
Method for binding resin and tar substances in wet-cleaning and wet precipitation systems
A method and apparatus are provided for binding emulsified resin and tar substances in circulating water of a wet-cleaning and wet precipitation system for waste gas produced in the wood industry....
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5540760 |
Scrubber and process for flue-gas desulfurizing
A scrubbing tower and process for flue-gas desulfurization uses a device for introducing additives like lime and limestone to the reaction zone of the scrubber by feeding those additives to a...
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5429668 |
Process for removing emissions by a washing method
Disclosed is a process for removing emissions originated in the manufacturing industry, especially from polymerization operations and thermoplastic polymer processing operations by collecting air...
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5354364 |
High efficiency advanced dry scrubber
An improved apparatus and method for spraying a liquid into a flue gas provides a boundary layer of gas along a perimeter of a dry scrubber housing to prevent deposition of wet material on the...
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5352366 |
Method for purifying liquid fuel boiler smoke by cooling and washing the smoke and neutralizing the effluents
To purify smoke from a liquid fuel (in particular heavy fuel oil) boiler by eliminating unwanted components including acids, the smoke, before it is exhausted to the atmosphere, is caused to pass...
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5250191 |
Paint denaturant
This invention relates to a process for detackifying and dispersing paint solids for example obtained from paint overspray in enclosed areas such as paint spray booths. The process includes...
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5250190 |
On-line blending method for activator catalyzed paint detackification program
In a paint spray booth wherein water is used to collect oversprayed paint, a process for detackifying and coagulating the oversprayed paint by the addition of specific amounts of specific anions...
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5250189 |
Method for removing paint solids from water-based paint systems using aluminum salts
Methods of treating circulating water containing oversprayed, water-borne paint, such as in a paint spray booth operation, with aluminum salts such as aluminum chloride or polyaluminum chloride and...
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5236598 |
Methods for removing solids from water-based paint systems
A novel method of treating circulating water containing over-sprayed, water-borne paint, such as in a paint spray booth operation, comprises adjusting the alkalinity of the paint spray booth water...
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5092912 |
Pollution abatement method
The invention is an air pollution abatement system which embodies four different phases. The phases are: the primary impinger section, which removes most of the contaminants by variable density...
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5039313 |
Method of and apparatus for the cleaning of the exhaust air of a paint-spray or lacquer-spray booth
The exhaust air from a paint-spray or lacquer spray booth is cleaned after passing through the grate bottom thereof directly to a wet electrostatic filter. The air which is sprayed with atomized...
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5019138 |
Overspray removal systems for coating booths or the like
A method and apparatus for the removal of overspray in coating booths. The systems include a circulating solvent which dissolves the overspray carrier and transports the non-soluble components of...
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4863615 |
Cationic coagulants plus collidal silica for use in paint detackification
Water soluble low molecular weight cationic polymeric coagulants in combination with colloidal silica are excellent paint detackification agents for treating paint spray booth waters which are...
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4854946 |
Method for treating blast furnace gas and apparatus for carrying out that method
Blast furnace gas containing dust particles has the coarsest particles removed and the result wet scrubbed before being fed to a treatment apparatus for separating the remaining coarse dust, which...
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4834782 |
System and method for scrubbing one fluid with another fluid
Apparatus and methods are disclosed for intimately mixing and contacting first and second fluids for purposes of scrubbing and cleaning one of the fluids with the other. The apparatus includes a...
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4752308 |
Process for the reconditioning of quench water
Referring to a process for the reconditioning of quench water or scrubbing water obtained as effluent from plants for the pressure gasification of solid or liquid fuels it is intended to provide...
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4364750 |
Process and apparatus for purifying waste gases
Process and apparatus is disclosed for purifying waste gases containing minute pollutant liquid and solid particles. The process comprises treating the gas stream with a fine spray of scrubbing...
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4293318 |
Wet purification of gaseous mixtures containing detergent powders in suspension
The present invention relates to a method for the wet purification of gaseous mixtures containing detergent powders in suspension with 18-22 wt. % sodium chloride in aqueous solution.
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4252546 |
Process and apparatus for the recovery of the solvent from the exhaust air of dry cleaning machines
A process for recovering the solvent from the exhaust air of dry cleaning machines in which the exhaust air is passed in closed circuit over a cooling device for condensation purposes, wherein the...
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4251236 |
Process for purifying the off-gases from industrial furnaces, especially from waste incineration plants
A process for purifying the off-gases from industrial furnaces and especially from waste incineration plants is described in which process the off-gases which contain acid, neutral and/or basic...
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4154584 |
Method for cooling gases containing naphthalene, tar and solids
Hot gases containing naphthalene and tar together with the possible inclusion of solids are contacted in a spray tower with water to cool the gases. A naphthalene extraction agent, such as tar, is...
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4152123 |
Gas-cleaning apparatus and method for high-pressure blast furnace
The gases emerging from a high-pressure gas furnace are subject to coarse particle separation and then to washing and scrubbing with water before driving an expansion turbine which has a gas bypass...
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4002490 |
Paint spray booth chemical treatment
Polypropylene glycols having an average molecular weight of from 100 to 1,000 have been found useful in increasing the operational efficiency of paint and lacquer detackifying compositions...
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4000991 |
Method of removing fly ash particulates from flue gases in a closed-loop wet scrubbing system
A method of removing fly ash particulates suspended in industrial waste gases generated from the combustion of fossil fuels in a totally enclosed scrubbing liquor circuit whereby an inert diluent...
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3823530 |
METHOD AND APPARATUS FOR SEPARATING AND COLLECTING FINE PARTICLES IN GAS WITH STREAM OF FALLING MOLTEN METAL DROPS
A method and apparatus for separating fine particles such as soot contained in hot gases, in which the gas is passed upward countercurrently to contact with the descending molten metal drops,...
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3793808 |
PROCESS FOR THE PURIFICATION OF GASES
A process for washing industrial waste gases which contain foam-forming substances comprises (1) atomizing an aqueous washing liquid with a centrifugal atomizer of Canadian Pat. No. 846,076 into...
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3635000 |
COMBUSTION GAS SCRUBBING SYSTEM
Suspended particulate matter, including sulfur-containing compounds of calcium and magnesium, and sulfur oxides are removed from combustion gases by passing the gases successively through a...
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3447287 |
INCINERATOR HAVING IMPROVED SCRUBBER
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3400512 |
METHOD FOR REMOVING WATER AND HYDROCARBONS FROM GASEOUS HCI
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2972393 |
Process for treating coke oven gas
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3619985 |
Title is not available
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