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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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6872240 |
Method and apparatus for filtering an air stream using an aqueous-froth together with nucleation
A method for urging contact between contaminants in an air stream and the wet surfaces of an aqueous-froth, and additional means of limiting the froth to a predetermined volume are provided. A wide...
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6723756 |
Aqueous separation of syngas components
Unreacted syngas containing CO 2 from a Fischer-Tropsch synthesis reactor, a methanol synthesis reactor or a dual functional syngas conversion is scrubbed with an aqueous medium to adsorb at least...
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6720359 |
Scrubbing CO2 from a CO2-containing gas with an aqueous stream
A process for removing CO 2 from a CO 2 -containing gas. The process includes scrubbing CO 2 from a CO 2 -containing gas using an aqueous phase liquid forming a CO 2 -enriched aqueous phase. The...
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6667347 |
Scrubbing CO2 from methane-containing gases using an aqueous stream
A method for removing CO 2 from a gas stream, including methane and CO 2 . The method includes contacting a gas stream with an aqueous stream, so that at least a portion of the CO 2 in the gas...
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6616733 |
Method and means for filtering an air stream with an aqueous froth
A method and apparatus for filtering an air stream with an aqueous froth are provided. The process includes: passing a contaminated air stream through a diffusing sieve, into an aqueous solution in...
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6022727 |
Method for forming reversible colloidal gas or liquid aphrons and compositions produced
A method for forming gas or liquid aphrons with reversible surfactants or emulsifiers is described. Polymers which change their emulsifying properties upon change of pH, temperature or other...
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5749944 |
Process and apparatus for the removal of dimethyl ester vapors or particles emitted during the storage of dimethyl esters
In a method for removing dimethyl ester vapors or particles emitted from a molten dimethyl ester storage tank, a gaseous mixture containing dimethyl ester vapors or particles and an inert gas are...
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5558768 |
Process for removing chlorides from crude oil
A process is described for removing chlorides from crude oils, including heavy oils and bitumens. The process steps comprise (1) mixing a non-ionic surfactant with the crude oil, (2) bubbling a gas...
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5261933 |
Vent gas deodorizing system
A method of treating gas includes the steps of (1) mixing pressurized air and treatment liquid and thereby generating treatment foam and (2) venting the gas through the treatment foam. Preferably,...
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5039319 |
Processes and apparatuses for removing organochemical components
The present invention relates to a process, an apparatus and a chemical agent for removing an organochemical component from a gas flowing through the froth scrubber tower at least a cross-sectional...
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RE33352 |
Absorption process for producing oxygen and nitrogen and solution therefor
Process for the separation and purification of oxygen and nitrogen is disclosed which utilizes solutions of oxygen carriers to selectively absorb oxygen from a gaseous stream, leaving nitrogen as a...
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4925462 |
Processes for removing organochemical components
The present invention relates to a process, an apparatus and a chemical agent for removing an organochemical component from a gas flowing through the froth scrubber tower at least a cross-sectional...
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4765807 |
Method and apparatus for the oxygen enrichment of water
A system for the treatment of liquids, especially oxygen enrichment of water which is used for aquaculture purposes such as the breeding of fish, avoids gas bubbles in a water reservoir and makes...
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4687494 |
Apparatus and method for pumping air
An apparatus and method for pumping air in which ambient air is mechanically filtered and introduced into a stream of water circulating in a closed path and driven by a water pump, the air-water...
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4380459 |
Method for reducing the amount of coal dust in the environment surrounding coal mining
Coal dust laden air is treated with an aqueous foam of controlled durability and controlled penetrability so that a very high proportion of the particles in the air, including very small particles,...
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4193774 |
Electrostatic aerosol scrubber and method of operation
A method and apparatus for removing entrained particulate matter from a gas stream in which the particles are charged with an electrostatic charge of one polarity, droplets of electrostatically...
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4072761 |
Aromatization of coffee products
Coffee aroma gas is admixed with an absorbent comprising aqueous liquid and liquid edible oil under pressure to produce a foam. This foam may then be contacted with soluble coffee solids to effect...
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4027993 |
Method and apparatus for compressing vaporous or gaseous fluids isothermally
A gaseous fluid is combined with a liquid to form a transient foam for processing the fluid as by compression, expansion, condensation, heat exchange or chemical reaction.
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4009010 |
Method and apparatus for foam scrubber level detector
An apparatus and method particularly adapted for use in preventing accumulation of material on at least a portion of a monitoring device for a foam scrubber or the like. The foam scrubber apparatus...
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4003724 |
Foam scrubber and method
An improved apparatus and method for separating gaseous pollutants and particles from a gas with a foam layer wherein the apparatus includes means for monitoring the foam layer composition and/or...
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4000992 |
Dust suppression with small bubble foam in cyclone
Water sprays and foam, of the type used for fire fighting, have been used for dust suppression; but were not effective in removing the smaller particles from dust laden air. This invention uses a...
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3847571 |
CYCLONE SEPARATOR WITH FOAM SUPPLY
The cyclone separator of this invention has nozzles that direct foam into the gas streams flowing into the separator. The foam traps the particulate matter in the gas stream and coats the walls of...
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3650091 |
LIQUID MEMBRANE FOAM DIFFUSION
A gaseous mixture is passed through a layer of liquid surfactant membrane; gradually, a foam of bubbles is generated. The bubbles are coated with liquid membrane and have an interior of the gaseous...
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3499264 |
METHOD AND APPARATUS FOR CONTROLLING FUME AND DUST EMISSIONS FROM CUPOLA FURNACES AND THE LIKE
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3324629 |
Grease extracting ventilator system
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2926754 |
Method for improved mechanical effectiveness and efficiency of component interchangeon a vapor liquid contacting tray
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