Process for removal of sulfur and ash from coal
Patent
·
OSTI ID:6213208
A process for reducing the sulfur and ash content of coal comprising: treating coal particles in a hydrocarbon oil slurry with minor amounts of a conditioning agent and water to effect agglomeration of ash and pyritic sulfur mineral matter; separating the agglomerates from the slurried coal particles; and recovering coal particles from the hydrocarbon oil.
- Assignee:
- Atlantic Richfield Co
- Patent Number(s):
- US 4255156
- OSTI ID:
- 6213208
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
010402* -- Coal
Lignite
& Peat-- Purification & Upgrading
AGGLOMERATION
CARBONACEOUS MATERIALS
CHALCOGENIDES
CHEMICAL REACTIONS
COAL
DEASHING
DESULFURIZATION
DISPERSIONS
ENERGY SOURCES
FOSSIL FUELS
FUEL OILS
FUEL SLURRIES
FUELS
LIQUID FUELS
MATERIALS
MINERALS
MIXTURES
OILS
ORES
ORGANIC COMPOUNDS
OTHER ORGANIC COMPOUNDS
PETROLEUM PRODUCTS
PYRITES
SEPARATION PROCESSES
SLURRIES
SULFIDES
SULFUR COMPOUNDS
SULFUR ORES
SUSPENSIONS
010402* -- Coal
Lignite
& Peat-- Purification & Upgrading
AGGLOMERATION
CARBONACEOUS MATERIALS
CHALCOGENIDES
CHEMICAL REACTIONS
COAL
DEASHING
DESULFURIZATION
DISPERSIONS
ENERGY SOURCES
FOSSIL FUELS
FUEL OILS
FUEL SLURRIES
FUELS
LIQUID FUELS
MATERIALS
MINERALS
MIXTURES
OILS
ORES
ORGANIC COMPOUNDS
OTHER ORGANIC COMPOUNDS
PETROLEUM PRODUCTS
PYRITES
SEPARATION PROCESSES
SLURRIES
SULFIDES
SULFUR COMPOUNDS
SULFUR ORES
SUSPENSIONS