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Immobilization of Acidithiobacillus ferrooxidans by a PVA-boric acid method for ferrous sulphate oxidation

文献类型:期刊论文

作者Long, Z; Huang, YH; Cai, ZL; Cong, W; Ouyang, F
刊名PROCESS BIOCHEMISTRY
出版日期2004-10-29
卷号39期号:12页码:2129-2133
关键词biooxidation ferrous iron immobilization packed-bed bioreactor poly(vinyl alcohol) Acidithiobacillus ferrooxidans
ISSN号1359-5113
其他题名Process Biochem.
中文摘要Acidithiobacillus ferrooxidans was immobilized in poly(vinyl alcohol) (PVA) by a PVA-boric acid method, and spherical beads of uniform size were produced. Biooxidation of ferrous iron by immobilized cells was investigated in repeated batch culture and continuous operation in a laboratory scale packed-bed bioreactor. During repeated batch culture, the cell-immobilized gels were stable and showed high constant iron-oxidizing activity. In continuous operation in a packed-bed bioreactor, biooxidation of ferrous iron fits a plug-flow reaction model well. A maximum Fe2+ oxidation rate of 1.89g l(-1) h(-1) was achieved at the dilution rate of 0.38h(-1) or higher, while no obvious precipitate was detected in the bioreactor. (C) 2003 Elsevier Ltd. All rights reserved.
英文摘要Acidithiobacillus ferrooxidans was immobilized in poly(vinyl alcohol) (PVA) by a PVA-boric acid method, and spherical beads of uniform size were produced. Biooxidation of ferrous iron by immobilized cells was investigated in repeated batch culture and continuous operation in a laboratory scale packed-bed bioreactor. During repeated batch culture, the cell-immobilized gels were stable and showed high constant iron-oxidizing activity. In continuous operation in a packed-bed bioreactor, biooxidation of ferrous iron fits a plug-flow reaction model well. A maximum Fe2+ oxidation rate of 1.89g l(-1) h(-1) was achieved at the dilution rate of 0.38h(-1) or higher, while no obvious precipitate was detected in the bioreactor. (C) 2003 Elsevier Ltd. All rights reserved.
WOS标题词Science & Technology ; Life Sciences & Biomedicine ; Technology
类目[WOS]Biochemistry & Molecular Biology ; Biotechnology & Applied Microbiology ; Engineering, Chemical
研究领域[WOS]Biochemistry & Molecular Biology ; Biotechnology & Applied Microbiology ; Engineering
关键词[WOS]PACKED-BED REACTORS ; THIOBACILLUS-FERROOXIDANS ; IRON ; MATRIX ; CELLS
收录类别SCI
原文出处://WOS:000223925500041
语种英语
WOS记录号WOS:000223925500041
公开日期2013-11-05
版本出版稿
源URL[http://ir.ipe.ac.cn/handle/122111/4947]  
专题过程工程研究所_研究所(批量导入)
作者单位1.Chinese Acad Sci, State Key Lab Biochem Engn, Inst Proc Engn, Beijing 100080, Peoples R China
2.Jiangxi Normal Univ, Coll Life Sci, Nanchang 330027, Peoples R China
推荐引用方式
GB/T 7714
Long, Z,Huang, YH,Cai, ZL,et al. Immobilization of Acidithiobacillus ferrooxidans by a PVA-boric acid method for ferrous sulphate oxidation[J]. PROCESS BIOCHEMISTRY,2004,39(12):2129-2133.
APA Long, Z,Huang, YH,Cai, ZL,Cong, W,&Ouyang, F.(2004).Immobilization of Acidithiobacillus ferrooxidans by a PVA-boric acid method for ferrous sulphate oxidation.PROCESS BIOCHEMISTRY,39(12),2129-2133.
MLA Long, Z,et al."Immobilization of Acidithiobacillus ferrooxidans by a PVA-boric acid method for ferrous sulphate oxidation".PROCESS BIOCHEMISTRY 39.12(2004):2129-2133.

入库方式: OAI收割

来源:过程工程研究所

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