Bioleaching of spent hydrotreating catalyst by acidophilic thermophile Acidianus brierleyi: Leaching mechanism and effect of decoking

Bioresource Technology

Volumn 130, Issue , 2013, Pages 673-680

  Bharadwaj, Abhilasha ^a   Ting, Yen Peng ^a  

^a NATIONAL UNIVERSITY OF SINGAPORE   (Singapore)

Author keywords

Acidianus brierleyi; Bioleaching; Decoking; Spent catalyst; Thermophile

Indexed keywords

BIOLEACHING; HEAVY METALS; MOLYBDENUM; NICKEL; REMOVAL; SULFURIC ACID; WASTE DISPOSAL;

ACIDIANUS BRIERLEYI; CARBONACEOUS DEPOSITS; DECOKING; EQUIMOLAR CONCENTRATIONS; HYDROTREATING CATALYSTS; LEACHATES; LEACHING MECHANISM; MAJOR ELEMENTS; METAL COMPOUNDS; METAL SULFIDES; NICKEL CONCENTRATIONS; OXIDIZATION; PRE-TREATMENT; PULP DENSITY; SPENT CATALYST; THERMOPHILE; TWO-STEP PROCESS; VOLATILE IMPURITIES;

CATALYSTS;

IRON; MOLYBDENUM; NICKEL; SULFIDE; SULFURIC ACID; VOLATILE AGENT;

BACTERIUM; CATALYST; CONCENTRATION (COMPOSITION); HEAVY METAL; LEACHING; OXIDATION; POLLUTANT REMOVAL; SOLUBILIZATION; WASTE DISPOSAL;

ACIDIANUS BRIERLEYI; ARTICLE; BIOLEACHING; CATALYST; CONCENTRATION (PARAMETERS); DECOKING; NONHUMAN; PRIORITY JOURNAL; PROCEDURES; WASTE DISPOSAL; X RAY PHOTOELECTRON SPECTROSCOPY;

ACIDIANUS BRIERLEYI;

EID: 84872395537     PISSN: 09608524     EISSN: 18732976     Source Type: Journal    
DOI: 10.1016/j.biortech.2012.12.047     Document Type: Article

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