Articles with "dilute sulfuric" as a keyword



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Efficiency of dilute sulfuric acid pretreatment of distillery stillage in the production of cellulosic ethanol.

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Published in 2018 at "Bioresource technology"

DOI: 10.1016/j.biortech.2018.08.005

Abstract: The aim of this study was to examine suitability of distillery stillage of various origins subjected to dilute sulfuric acidic pretreatment for production of cellulosic ethanol. Optimal conditions for dilute acid pretreatment of: rye and… read more here.

Keywords: distillery stillage; production; stillage; dilute sulfuric ... See more keywords
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Optimization of dilute sulfuric acid, aqueous ammonia, and steam explosion as the pretreatments steps for distillers' dried grains with solubles as a potential fermentation feedstock.

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Published in 2019 at "Bioresource technology"

DOI: 10.1016/j.biortech.2019.03.009

Abstract: Distillers' dried grains with solubles (DDGS) is the by-product of bioethanol production from starch-rich grains through dry-mill fermentation. In this study, dilute sulfuric acid hydrolysis, aqueous ammonia, and steam explosion as the pre-treatment methods were… read more here.

Keywords: aqueous ammonia; steam explosion; sulfuric acid; dilute sulfuric ... See more keywords
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Conversion of chalcopyrite to copper oxide in hypochlorite solution for selective leaching of copper in dilute sulfuric acid solution

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Published in 2018 at "Hydrometallurgy"

DOI: 10.1016/j.hydromet.2018.05.002

Abstract: Abstract In the present study, development of a novel oxidation route to convert chalcopyrite to tenorite for leaching of copper has been described. Initially chalcopyrite was converted into tenorite/copper oxide (CuO) under alkaline region using… read more here.

Keywords: sulfuric acid; copper; copper oxide; dilute sulfuric ... See more keywords
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Kinetics of Furfural Production from Corn Cob in γ-Valerolactone Using Dilute Sulfuric Acid as Catalyst

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Published in 2017 at "ACS Sustainable Chemistry & Engineering"

DOI: 10.1021/acssuschemeng.7b00950

Abstract: Conversion of corn cob to furfural was investigated using γ-valerolactone as the solvent with a dilute sulfuric acid catalyst. A maximum furfural yield of 99.50% was obtained at 190 °C for 20 min with 0.10%… read more here.

Keywords: corn cob; acid catalyst; sulfuric acid; dilute sulfuric ... See more keywords