Treatment of coal tar emulsions
Patent
·
OSTI ID:5676229
The present invention relates to a process for the treatment of stable emulsions of water and quinoline insolubles in coal tar comprising thoroughly mixing the coal tar with at least one of a specific class of surface-active compositions, followed by a separation of water and quinoline insoluble components from the mixture. The invention also relates to a method of eliminating or minimizing the build-up of coal tar-derived deposits on surfaces in contact with the coal tar.
- Assignee:
- EDB-83-195432
- Patent Number(s):
- US 4395326
- OSTI ID:
- 5676229
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
013000* -- Coal
Lignite
& Peat-- Transport
Handling
& Storage
AZINES
COAL TAR
COLLOIDS
DISPERSIONS
EMULSIONS
HETEROCYCLIC COMPOUNDS
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
OTHER ORGANIC COMPOUNDS
PYRIDINES
QUINOLINES
REMOVAL
SEPARATION PROCESSES
SURFACTANTS
TAR
WATER REMOVAL
013000* -- Coal
Lignite
& Peat-- Transport
Handling
& Storage
AZINES
COAL TAR
COLLOIDS
DISPERSIONS
EMULSIONS
HETEROCYCLIC COMPOUNDS
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
OTHER ORGANIC COMPOUNDS
PYRIDINES
QUINOLINES
REMOVAL
SEPARATION PROCESSES
SURFACTANTS
TAR
WATER REMOVAL