Monolithic carbon xerogels-metal composites for crude oil removal from oil in-saltwater emulsions and subsequent regeneration through oxidation process: Composites synthesis, adsorption studies, and oil decomposition experiments

Author(s):  
Oscar E. Medina ◽  
Dahiana Galeano-Caro ◽  
Jesica Castelo-Quibén ◽  
Raúl Ocampo-Pérez ◽  
Agustín F. Perez-Cadenas ◽  
...  
2016 ◽  
Vol 2016 ◽  
pp. 1-13 ◽  
Author(s):  
Praveen Kumar Siddalingappa Virupakshappa ◽  
Manjunatha Bukkambudhi Krishnaswamy ◽  
Gaurav Mishra ◽  
Mohammed Ameenuddin Mehkri

The present paper describes the process optimization study for crude oil degradation which is a continuation of our earlier work on hydrocarbon degradation study of the isolate Stenotrophomonas rhizophila (PM-1) with GenBank accession number KX082814. Response Surface Methodology with Box-Behnken Design was used to optimize the process wherein temperature, pH, salinity, and inoculum size (at three levels) were used as independent variables and Total Petroleum Hydrocarbon, Biological Oxygen Demand, and Chemical Oxygen Demand of crude oil and PAHs as dependent variables (response). The statistical analysis, via ANOVA, showed coefficient of determination R2 as 0.7678 with statistically significant P value 0.0163 fitting in second-order quadratic regression model for crude oil removal. The predicted optimum parameters, namely, temperature, pH, salinity, and inoculum size, were found to be 32.5°C, 9, 12.5, and 12.5 mL, respectively. At this optimum condition, the observed and predicted PAHs and crude oil removal were found to be 71.82% and 79.53% in validation experiments, respectively. The % TPH results correlate with GC/MS studies, BOD, COD, and TPC. The validation of numerical optimization was done through GC/MS studies and   % removal of crude oil.


2015 ◽  
Vol 91 (1) ◽  
pp. 288-294 ◽  
Author(s):  
Wen-xiang Xia ◽  
Yan Xia ◽  
Jin-cheng Li ◽  
Dan-feng Zhang ◽  
Qing Zhou ◽  
...  

Chemosphere ◽  
2020 ◽  
Vol 250 ◽  
pp. 126303
Author(s):  
Chanokporn Muangchinda ◽  
Phadungkwan Srisuwankarn ◽  
Sysouvanh Boubpha ◽  
Suchana Chavanich ◽  
Onruthai Pinyakong

Chemosphere ◽  
2020 ◽  
Vol 249 ◽  
pp. 126141 ◽  
Author(s):  
Xiaoxiao Wang ◽  
Guotao Peng ◽  
Mengmeng Chen ◽  
Mei Zhao ◽  
Yuan He ◽  
...  

2021 ◽  
Vol 327 ◽  
pp. 111424
Author(s):  
Oscar E. Medina ◽  
Dahiana Galeano-Caro ◽  
Raúl Ocampo-Pérez ◽  
Agustín F. Perez-Cadenas ◽  
Francisco Carrasco-Marín ◽  
...  

Author(s):  
L W N Setyaningsih ◽  
A T Yuliansyah ◽  
A Prasetyo ◽  
S K Arimanintan ◽  
D R Putri

2020 ◽  
Vol 11 (02) ◽  
pp. 65-81
Author(s):  
Toyin Daniel Shittu ◽  
Elizabeth Funmilayo Aransiola ◽  
Olajumoke Deborah Alabi-Babalola

2012 ◽  
Vol 203 ◽  
pp. 9-18 ◽  
Author(s):  
S.M. Sidik ◽  
A.A. Jalil ◽  
S. Triwahyono ◽  
S.H. Adam ◽  
M.A.H. Satar ◽  
...  

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