Results 241 to 250 of about 77,020 (294)

Upcycling industrial waste into zero-clinker alkali-activated binders for low-carbon construction. [PDF]

open access: yesiScience
Chindaprasirt P   +6 more
europepmc   +1 more source

The use of metallurgical waste sludge as a catalyst in hydrogen production from sodium borohydride [PDF]

open access: yesInternational Journal of Hydrogen Energy, 2020
Abstract In this study, the metallurgic sludge which contained oil and was obtained as waste of grinding, sharpening and milling parts was used in the production of hydrogen (H2) from sodium borohydride (NaBH4). The hydrolysis of NaBH4 with the metallurgic sludge catalyst was investigated depending on several parameters such as sodium hydroxide (NaOH)
Enis Fangaj   +4 more
exaly   +3 more sources

Effect of sodium dodecylbenzene sulfonate on hydrogen production from dark fermentation of waste activated sludge [PDF]

open access: yesScience of the Total Environment, 2021
Sodium dodecylbenzene sulfonate (SDBS), a typical surfactant being widely used in various applications, was highly accumulated in waste activated sludge. To date, however, its effect on hydrogen production from dark fermentation of sludge has not been documented.
Qilin Wang, Dongbo Wang
exaly   +5 more sources

Research on the utilisation of waste chromic materials in the sodium chromate production process

Waste Management and Research, 2002
The results of investigations on the utilisation of waste chromic materials for the production of sodium chromate have been presented. The optimal parameters of the sodium chromate production, which make it possible to select the best technological solutions, have been determined.
Zygmunt Kowalski
exaly   +3 more sources

Production of technical-grade sodium citrate from glycerol-containing biodiesel waste by Yarrowia lipolytica

Bioresource Technology, 2015
The production of technical-grade sodium citrate from the glycerol-containing biodiesel waste by Yarrowia lipolytica was studied. Batch experiments showed that citrate was actively produced within 144 h, then citrate formation decreased presumably due to inhibition of enzymes involved in this process.
Igor Morgunov   +2 more
exaly   +3 more sources

Enhancing methane production from anaerobic digestion of waste activated sludge with addition of sodium lauroyl sarcosinate

Bioresource Technology, 2021
In this study, sodium lauroyl sarcosinate (SLS) was used to promote anaerobic digestion of waste activated sludge for producing methane. It was found maximum cumulative methane production increased from 98.1 ± 3.1 to 166.0 ± 4.3 mL/g Volatile Suspended Solids (VSS) with dosage increasing from 0 (control) to 40 mg SLS/g TSS. But the addition of SLS (>10 
Qi Yang, Dongbo Wang, Xiaoming Li
exaly   +3 more sources

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