Purifying coal distillation gases. [Washing with solution of complex compound of NH/sub 4/ thiosulfate and SO/sub 2/, then thionate of metal of Fe group]
Patent
·
OSTI ID:5260935
None
- Assignee:
- Koppers Co.
- Patent Number(s):
- US 1854511
- OSTI ID:
- 5260935
- Country of Publication:
- United States
- Language:
- English
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Fri Oct 23 23:00:00 EST 1936
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Removing ammonia and hydrogen sulfide from coal-distillation gases, etc. [Treatment with solution of thionate or thiosulfate of heavy metal such as Fe, Mn, or Zn]
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Related Subjects
01 COAL, LIGNITE, AND PEAT
010402* -- Coal
Lignite
& Peat-- Purification & Upgrading
AMMONIA
AMMONIUM COMPOUNDS
CHALCOGENIDES
CHEMICAL REACTIONS
COAL GAS
DESULFURIZATION
FLUIDS
GASES
HYDRIDES
HYDROGEN COMPOUNDS
HYDROGEN SULFIDES
IRON COMPOUNDS
NITROGEN COMPOUNDS
NITROGEN HYDRIDES
SULFIDES
SULFUR COMPOUNDS
THIOSULFATES
TRANSITION ELEMENT COMPOUNDS
010402* -- Coal
Lignite
& Peat-- Purification & Upgrading
AMMONIA
AMMONIUM COMPOUNDS
CHALCOGENIDES
CHEMICAL REACTIONS
COAL GAS
DESULFURIZATION
FLUIDS
GASES
HYDRIDES
HYDROGEN COMPOUNDS
HYDROGEN SULFIDES
IRON COMPOUNDS
NITROGEN COMPOUNDS
NITROGEN HYDRIDES
SULFIDES
SULFUR COMPOUNDS
THIOSULFATES
TRANSITION ELEMENT COMPOUNDS