Removal of arsenic in coal fly ash by acid washing process using dilute H2SO4 solvent

Journal of Hazardous Materials

Volumn 181, Issue 1-3, 2010, Pages 419-425

  Kashiwakura, Shunsuke ^a   Ohno, Hajime ^a   Matsubae Yokoyama, Kazuyo ^a   Kumagai, Yuichi ^c   Kubo, Hiroshi ^b   Nagasaka, Tetsuya ^a  

^a TOHOKU UNIVERSITY   (Japan)

^b OBAYASHI CORPORATION   (Japan)

^c Soma Environmental Service Co Ltd   (Japan)

Author keywords

Acid washing; Arsenic; Coal fly ash; Dissolution mechanism; Leaching test

Indexed keywords

ACID WASHING; ADSORPTION BEHAVIOR; ANIONIC SPECIES; ASH PARTICLES; COAL FLY ASH; DISSOLUTION BEHAVIOR; DISSOLUTION MECHANISM; HAZARDOUS ELEMENTS; LEACHING TEST; PUBLIC CONCERN; THERMAL POWER PLANTS;

ACIDS; ADSORPTION; ARSENIC; COAL; COAL ASH; COAL INDUSTRY; DISSOLUTION; FLY ASH; LEACHING; METAL RECOVERY; THERMOELECTRIC POWER PLANTS; WASHING;

COAL COMBUSTION;

ARSENIC; SOLVENT; SULFURIC ACID; CARBON; COAL; FLY ASH; PARTICULATE MATTER; POLLUTANT;

ARSENIC; COMBUSTION; DISSOLUTION; ENVIRONMENTAL RISK; FLY ASH; LEACHING; PH; POLLUTANT REMOVAL; POWER PLANT; SOLVENT; SULFURIC ACID; THERMAL POWER;

ACID WASHING; ADSORPTION; ARTICLE; ASH; CHEMICAL REACTION; COAL FLY ASH; HEAVY METAL REMOVAL; LEACHING; OXIDATION REDUCTION REACTION; PARTICLE SIZE; PH; CHEMISTRY; ELECTRIC POWER PLANT; FLY ASH; ISOLATION AND PURIFICATION; PARTICULATE MATTER; POLLUTANT; POLLUTION; PROCEDURES; SOLUBILITY; STANDARDS;

ADSORPTION; ARSENIC; CARBON; COAL; ENVIRONMENTAL POLLUTANTS; ENVIRONMENTAL POLLUTION; HYDROGEN-ION CONCENTRATION; METHODS; PARTICULATE MATTER; POWER PLANTS; SOLUBILITY; SULFURIC ACIDS; COAL ASH;

EID: 77954541848     PISSN: 03043894     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jhazmat.2010.05.027     Document Type: Article

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