Surface electrochemical control for fine coal and pyrite separation

Technical Report · Tue Jan 01 00:00:00 EST 1991

DOI:https://doi.org/10.2172/5216481· OSTI ID:5216481

Hu, Weibai; Huang, Qinping; Riley, A; Zhu, Ximeng; Bodily, D M; Liang, Jun; Zhong, Tinghe; Wadsworth, M E

This technical progress report, prepared in accordance with the reporting requirements of DOE Project No. DE-AC22-89PC89758, covers the work performed from April 1, 1991 to June 30, 1991. The ongoing work includes the characterization of coal pyrites, the floatability evaluation of three typical US coal samples, the flotation behavior of coal pyrites, the electrochemical measurement of the surface properties of coal pyrites, and the characterization of species produced at pyrite surfaces. 6 refs., 20 figs.

• Research Organization: Utah Univ., Salt Lake City, UT (United States). Dept. of Metallurgy and Metallurgical Engineering
• Sponsoring Organization: USDOE; USDOE, Washington, DC (United States)
• DOE Contract Number: AC22-89PC89758
• OSTI ID: 5216481
• Report Number(s): DOE/PC/89758-T4; ON: DE92000341
• Country of Publication: United States
• Language: English

Related Subjects

01 COAL, LIGNITE, AND PEAT
COAL
DESULFURIZATION
FLOTATION
PYRITE
SURFACE PROPERTIES
CARBON DIOXIDE
CHEMICAL REACTION KINETICS
COAL PREPARATION
COPPER SULFATES
DIFFUSION
ELECTROCHEMISTRY
ELECTRODES
ILLINOIS
IRON SULFIDES
MASS TRANSFER
PH VALUE
PITTSBURGH
PROGRESS REPORT
REDOX REACTIONS
SODIUM SULFIDES
XANTHATES
ALKALI METAL COMPOUNDS
CARBON COMPOUNDS
CARBON OXIDES
CARBONACEOUS MATERIALS
CHALCOGENIDES
CHEMICAL REACTIONS
CHEMISTRY
COPPER COMPOUNDS
DEVELOPED COUNTRIES
DOCUMENT TYPES
ENERGY SOURCES
FEDERAL REGION III
FEDERAL REGION V
FOSSIL FUELS
FUELS
IRON COMPOUNDS
KINETICS
MATERIALS
MINERALS
NORTH AMERICA
ORGANIC COMPOUNDS
ORGANIC SULFUR COMPOUNDS
OXIDES
OXYGEN COMPOUNDS
PENNSYLVANIA
REACTION KINETICS
SEPARATION PROCESSES
SODIUM COMPOUNDS
SULFATES
SULFIDE MINERALS
SULFIDES
SULFUR COMPOUNDS
TRANSITION ELEMENT COMPOUNDS
USA
010300* - Coal
Lignite
& Peat- Preparation- (1987-)
010600 - Coal
Lignite
& Peat- Properties & Composition
010402 - Coal
Lignite
& Peat- Purification & Upgrading