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Process for the selective removal of sulfur dioxide from effluent gases

Patent ·
OSTI ID:5640848
; ;
Method for scrubbing so2 from effluent gases using aqueous monoethanolamine and the corresponding sulfite as the solvent. The method is especially useful where the effluent gases contain an abundance of co2 relative to so2.
Assignee:
Union Carbide Corp
Patent Number(s):
US 4201752
OSTI ID:
5640848
Country of Publication:
United States
Language:
English

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Related Subjects

01 COAL, LIGNITE, AND PEAT
010800 -- Coal
Lignite
& Peat-- Waste Management
20 FOSSIL-FUELED POWER PLANTS
200202* -- Fossil-Fueled Power Plants-- Waste Management-- Noxious Gas & Particulate Emissions
AIR POLLUTION CONTROL
ALCOHOLS
AMINES
AQUEOUS SOLUTIONS
CHALCOGENIDES
CONTROL
DISPERSIONS
ETHANOL
GASEOUS WASTES
HYDROXY COMPOUNDS
MIXTURES
ORGANIC COMPOUNDS
OXIDES
OXYGEN COMPOUNDS
POLLUTION CONTROL
REMOVAL
SCRUBBING
SOLUTIONS
SOLVENTS
SULFITES
SULFUR COMPOUNDS
SULFUR DIOXIDE
SULFUR OXIDES
WASTES