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Separation of high grade magnetite from fly ash

Patent ·
OSTI ID:5199312
A unique, high-grade magnetite obtained from fly ash, the use thereof in the cleaning of coal, and low iron content fly ash.
Assignee:
Halomet Inc
Patent Number(s):
US 4319988
OSTI ID:
5199312
Country of Publication:
United States
Language:
English

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Related Subjects

20 FOSSIL-FUELED POWER PLANTS
200202* -- Fossil-Fueled Power Plants-- Waste Management-- Noxious Gas & Particulate Emissions
AEROSOL WASTES
ASHES
CARBONACEOUS MATERIALS
CHALCOGENIDES
CHEMICAL REACTIONS
CLEANING
COAL
COAL PREPARATION
COMBUSTION
COMMINUTION
CONCENTRATORS
DISPERSIONS
ENERGY SOURCES
FLY ASH
FOSSIL FUELS
FUELS
GRINDING
IRON COMPOUNDS
IRON ORES
IRON OXIDES
MACHINING
MAGNETIC SEPARATORS
MAGNETITE
MATERIALS
MINERALS
MIXTURES
ORES
OXIDATION
OXIDE MINERALS
OXIDES
OXYGEN COMPOUNDS
POWER PLANTS
RECOVERY
RESIDUES
SCREENING
SEPARATION PROCESSES
SLURRIES
SUSPENSIONS
THERMOCHEMICAL PROCESSES
TRANSITION ELEMENT COMPOUNDS
WASTES