Separation of clay from coal
Patent
·
OSTI ID:6874524
A method of separating fine coal particles from refuse particles comprising the step of: (a) providing a coal filter cake (b) forming a slurry of fine coal particles and refuse particles in a liquid mixture comprising water and organic liquid, (c) contacting said coal filter cake with said slurry, whereby a major portion of said water and a major portion of said refuse pass through said filter cake and a major portion of said organic liquid and a major portion of said fine coal particles pass across the top of said filter cake.
- Assignee:
- Conoco Inc.
- Patent Number(s):
- US 4437982
- OSTI ID:
- 6874524
- 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
AGGLOMERATION
CLAYS
COAL FINES
COAL PREPARATION
CONVEYORS
DEASHING
DESIGN
DISPERSIONS
ENERGY SOURCES
EQUIPMENT
FILTERS
FILTRATION
FOSSIL FUELS
FUEL SLURRIES
FUELS
HAULAGE EQUIPMENT
HYDROGEN COMPOUNDS
MATERIALS HANDLING EQUIPMENT
MIXTURES
OXYGEN COMPOUNDS
PETROLEUM
REMOVAL
SCREENS
SEPARATION PROCESSES
SLURRIES
SUSPENSIONS
WATER
013000* -- Coal
Lignite
& Peat-- Transport
Handling
& Storage
AGGLOMERATION
CLAYS
COAL FINES
COAL PREPARATION
CONVEYORS
DEASHING
DESIGN
DISPERSIONS
ENERGY SOURCES
EQUIPMENT
FILTERS
FILTRATION
FOSSIL FUELS
FUEL SLURRIES
FUELS
HAULAGE EQUIPMENT
HYDROGEN COMPOUNDS
MATERIALS HANDLING EQUIPMENT
MIXTURES
OXYGEN COMPOUNDS
PETROLEUM
REMOVAL
SCREENS
SEPARATION PROCESSES
SLURRIES
SUSPENSIONS
WATER