Recovery of sulphur dioxide from gases. [Solvents used are aqueous solutions of alkali hydroxides or alkali sulfites; aluminium chloride is used to increase SO/sub 3/ recovery]
Patent
·
OSTI ID:5192309
- Assignee:
- Imperial Chemical Industries Ltd., London (England)
- Patent Number(s):
- US 1908731
- OSTI ID:
- 5192309
- Resource Relation:
- Patent File Date: Filed date 4 May 1932
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
FLUE GAS
DESULFURIZATION
SULFUR DIOXIDE
REMOVAL
ALUMINIUM CHLORIDES
AQUEOUS SOLUTIONS
CHEMISORPTION
HYDROXIDES
PH VALUE
SULFITES
ALUMINIUM COMPOUNDS
CHALCOGENIDES
CHEMICAL REACTIONS
CHLORIDES
CHLORINE COMPOUNDS
DISPERSIONS
GASEOUS WASTES
HALIDES
HALOGEN COMPOUNDS
HYDROGEN COMPOUNDS
MIXTURES
OXIDES
OXYGEN COMPOUNDS
SEPARATION PROCESSES
SOLUTIONS
SORPTION
SULFUR COMPOUNDS
SULFUR OXIDES
WASTES
010402* - Coal
Lignite
& Peat- Purification & Upgrading
FLUE GAS
DESULFURIZATION
SULFUR DIOXIDE
REMOVAL
ALUMINIUM CHLORIDES
AQUEOUS SOLUTIONS
CHEMISORPTION
HYDROXIDES
PH VALUE
SULFITES
ALUMINIUM COMPOUNDS
CHALCOGENIDES
CHEMICAL REACTIONS
CHLORIDES
CHLORINE COMPOUNDS
DISPERSIONS
GASEOUS WASTES
HALIDES
HALOGEN COMPOUNDS
HYDROGEN COMPOUNDS
MIXTURES
OXIDES
OXYGEN COMPOUNDS
SEPARATION PROCESSES
SOLUTIONS
SORPTION
SULFUR COMPOUNDS
SULFUR OXIDES
WASTES
010402* - Coal
Lignite
& Peat- Purification & Upgrading