Laboratory-scale bioreactors for soluble selenium removal from selenium refinery wastewater using anaerobic sludge

Earth & Environmental Sciences

• selenium 70%
• refinery 64%
• bioreactor 59%
• sludge 48%
• wastewater 42%
• laboratory 34%
• removal 33%
• reactor 27%
• effluent 11%
• salinity 11%
• selenite 11%
• digester 8%
• sewage sludge 7%
• ethanol 7%
• carbon 4%

Engineering & Materials Science

• Selenium 100%
• Bioreactors 77%
• Wastewater 68%
• Sewage sludge 23%
• Effluents 18%
• Ethanol 8%
• Hydraulics 6%
• Carbon 6%
• Recovery 5%

Chemical Compounds

• Bioreactors 72%
• Wastewater 51%
• Salinity 21%
• Elemental Selenium 12%
• Selenites 11%
• Retention Time 8%
• Reduction 8%
• pH Value 7%
• Ethanol 5%
• Carbon Atom 4%
• Amount 3%