Codisposal of coal solid wastes by a granulation/sintering process
Conference
·
OSTI ID:6506195
Coal cleaning and combustion wastes pose serious environmental problems due to leaching, dusting and smoldering at disposal sites. The wastes can be stabilized by a granulation/sintering process that yields impervious, vitreous granules resistant to environmental degradation. Work is reported for mixtures of coal cleaning waste and power plant fly ash. The sintering is carried out using principally the energy (fuel) inherently present in the cleaning waste. The cleaning waste is from the River King coal preparation plant in Freeburg, IL and the fly ash from the Ottumwa Power Station, Ottumwa, IA. Characterization of the wastes, grinding of the coal cleaning refuse, the formation and testing of green granules for durability, small- and large-scale sintering tests, and evaluation of the sintered granules using standard leaching and freeze/thaw tests are discussed. 13 refs., 6 figs., 6 tabs.
- Research Organization:
- Ames Lab., IA (USA)
- DOE Contract Number:
- W-7405-ENG-82
- OSTI ID:
- 6506195
- Report Number(s):
- IS-M-606; CONF-8704342-1; ON: TI89006401
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
010900* -- Coal
Lignite
& Peat-- Environmental Aspects
510200 -- Environment
Terrestrial-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
AEROSOL WASTES
ASHES
BITUMINOUS COAL
BLACK COAL
CARBONACEOUS MATERIALS
CHEMICAL ANALYSIS
CHEMICAL REACTIONS
COAL
COAL PREPARATION
COAL PREPARATION PLANTS
COHERENT SCATTERING
COMBUSTION
CONTROL
DIFFRACTION
ENERGY SOURCES
FABRICATION
FLY ASH
FOSSIL FUELS
FUELS
GRANULAR MATERIALS
INDUSTRIAL PLANTS
MANAGEMENT
MATERIALS
MECHANICAL PROPERTIES
MOISTURE
OXIDATION
POLLUTION CONTROL
RESIDUES
SCATTERING
SINTERING
SOLAR ACTIVITY
SOLAR GRANULATION
SOLID WASTES
SUBBITUMINOUS COAL
TEMPERATURE DEPENDENCE
THERMOCHEMICAL PROCESSES
WASTE DISPOSAL
WASTE MANAGEMENT
WASTES
X-RAY DIFFRACTION
010900* -- Coal
Lignite
& Peat-- Environmental Aspects
510200 -- Environment
Terrestrial-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
AEROSOL WASTES
ASHES
BITUMINOUS COAL
BLACK COAL
CARBONACEOUS MATERIALS
CHEMICAL ANALYSIS
CHEMICAL REACTIONS
COAL
COAL PREPARATION
COAL PREPARATION PLANTS
COHERENT SCATTERING
COMBUSTION
CONTROL
DIFFRACTION
ENERGY SOURCES
FABRICATION
FLY ASH
FOSSIL FUELS
FUELS
GRANULAR MATERIALS
INDUSTRIAL PLANTS
MANAGEMENT
MATERIALS
MECHANICAL PROPERTIES
MOISTURE
OXIDATION
POLLUTION CONTROL
RESIDUES
SCATTERING
SINTERING
SOLAR ACTIVITY
SOLAR GRANULATION
SOLID WASTES
SUBBITUMINOUS COAL
TEMPERATURE DEPENDENCE
THERMOCHEMICAL PROCESSES
WASTE DISPOSAL
WASTE MANAGEMENT
WASTES
X-RAY DIFFRACTION