نتایج جستجو برای: lixiviation

تعداد نتایج: 57  

Journal: :Agriculture 2023

Treated water use for agriculture will promote sustainable irrigation development and food sovereignty. The aim of this study is to assess the feasibility subsurface drip (SDI) compared (DI) reclaimed (RW) versus conventional groundwater (CW), produce forage sustainably in a warm arid region. A sorghum experiment was conducted field on Santiago Island (Cape Verde). yield 200 t fresh matter·ha?1...

Journal: :Processes 2021

In the present work, preparation of activated carbon pellets from cigarette butts by thermal treatment was evaluated. The morphological, textural, topological, and surface chemical properties were studied SEM-EDX, N2 adsorption, Raman, FTIR spectroscopy. For adsorption assays, tested for phenol as a model molecule at different solution pH, temperature, type water. addition, leaching tests befor...

Journal: :Separation and Purification Technology 2022

• ZVI-Cu/C composites were prepared from spent LIB anode and mill scale. High dispersed ZVI-Cu particles on graphite obtained after carbothermic reaction. Removal of 4-CP by reduction oxidation reactions. Hydroquinone 4-chlorocatechol identified as intermediate products degradation. has lower cost comparable performance with other catalysts for removal. Graphite supported zero-valent iron-coppe...

Abdullah Ahmad Zuhairi Babak Salamatinia Iman Hashemizadeh

Four different alkaline earth metal oxides i.e. MgO, CaO, SrO and BaO were used as heterogeneous catalysts for biodiesel production from palm oil. Effects of critical process variables i.e. reaction time, methanol to oil ratio and temperature were investigated. The results were then fitted to a historical design to study the Analysis of Variance (ANOVA), to characterize interactions between...

2010
Ph. Evon V. Vandenbossche P. Y. Pontalier L. Rigal

The objective of this study was to evaluate the feasibility of an aqueous process to extract the residual oil from sunflower press cakes using a co-rotating twin-screw extruder. Two different configurations were tested: the expression fromwhole seeds followed by the aqueous extraction, in two successive apparatus or in the same one. For the aqueous extraction stage, the oil yield depended on th...

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