Sulfur oxide adsorption and recovery
Patent
·
OSTI ID:7297041
A process is described for removing sulfur oxides from gas streams whereby the sulfur oxides are adsorbed onto a carbonaceous adsorbent and recovering sulfur dioxide from the spent adsorbent by contacting the adsorbent with an oxide-reducing gas, i.e., hydrogen sulfide, whereby the adsorbed sulfur oxides having been adsorbed as sulfuric acid and sulfur trioxide are reduced. (auth)
- Assignee:
- Westvaco Corp.
- Patent Number(s):
- US 3917799
- OSTI ID:
- 7297041
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
010800* -- Coal
Lignite
& Peat-- Waste Management
ACTIVATED CARBON
ADSORBENTS
ADSORPTION
CARBON
CHALCOGENIDES
CHEMICAL REACTIONS
CRYOGENIC FLUIDS
DESULFURIZATION
ELEMENTS
FLUE GAS
FLUIDS
GASEOUS WASTES
NONMETALS
OXIDES
OXYGEN
OXYGEN COMPOUNDS
RECOVERY
SORPTION
SORPTIVE PROPERTIES
SULFUR COMPOUNDS
SULFUR DIOXIDE
SULFUR OXIDES
SULFUR TRIOXIDE
SURFACE PROPERTIES
WASTES
010800* -- Coal
Lignite
& Peat-- Waste Management
ACTIVATED CARBON
ADSORBENTS
ADSORPTION
CARBON
CHALCOGENIDES
CHEMICAL REACTIONS
CRYOGENIC FLUIDS
DESULFURIZATION
ELEMENTS
FLUE GAS
FLUIDS
GASEOUS WASTES
NONMETALS
OXIDES
OXYGEN
OXYGEN COMPOUNDS
RECOVERY
SORPTION
SORPTIVE PROPERTIES
SULFUR COMPOUNDS
SULFUR DIOXIDE
SULFUR OXIDES
SULFUR TRIOXIDE
SURFACE PROPERTIES
WASTES