نتایج جستجو برای: lignocellulosic wastes

تعداد نتایج: 17370  

Journal: :سلامت و محیط زیست 0
علی کولیوند a kulivand 1department environmental health engineering, school of public health, tehran university of medicalدانشکده بهداشت و انستیتو تحقیقات بهداشتی دانشگاه علوم پزشکی تهران، گروه مهندسی بهداشت محیط دانشجوی رامین نبی زاده r nabizadeh 1department environmental health engineering, school of public health, tehran university of medicalدانشیار و عضو هیئت علمی گروه مهندسی بهداشت محیط دانشکده بهداشت و انستیتو تحقیقات بهداشتی، دانشگاه احمد جنیدی جعفری a joneidy 1department environmental health engineering, school of public health, tehran university of medicalدانشیار و عضو هیئت علمی گروه مهندسی بهداشت محیط دانشکده بهداشت، دانشگاه علوم پزشکی ایران مسعود یونسیان m yunesian 1department environmental health engineering, school of public health, tehran university of medical- دانشیار و عضو هیئت علمی گروه مهندسی بهداشت محیط دانشکده بهداشت و انستیتو تحقیقات بهداشتی، دانشگا قاسمعلی عمرانی gh omrany 1department environmental health engineering, school of public health, tehran university of medicalاستاد و عضو هیئت علمی گروه مهندسی بهداشت محیط دانشکده بهداشت و انستیتو تحقیقات بهداشتی، دانشگاه علو

backgrounds and objectives:today, one of the most important environmental issues is solid waste produced in dentistry that because of the presence of hazardous, toxic and pathogen agents has special importance. in this survey, solid waste produced in hamadan dentistry laboratories and practical dentist offices is studied.materials and methods: in this descriptive study, from 24 dentistry labora...

Journal: :Energies 2023

Sugarcane is a lignocellulosic crop which used to produce sugar in sugarcane processing industries. Globally, industries generate solid and liquid wastes amounting more than 279 million tons per annum by-products; namely, trash, bagasse, mill mud, molasses. The valorisation of waste by-products has recently increased playing significant role achieving policies goals associated with circular bio...

2009
Qijun Wang Shengdong Zhu

Production of ethanol from lignocellulosic feed-stocks is of growing interest worldwide in recent years. However, we are currently still facing significant technical challenges to make it economically feasible on an industrial scale. Genetically modified lignocellulosic biomass has provided a potential alternative to address such challenges. Some studies have shown that genetically modified lig...

Journal: :Ekuilibrium 2023

<strong>ABSTRACT. </strong>Bioethanol is an alternative energy sourced from environmentally friendly raw materials wastes that contain a lot of lignocellulosic such as HVS paper. Paper contains about 85% cellulose, 8% hemicellulose, 5% lignin and the rest in form ash compounds. Bioethanol ethanol produced fermentation glucose (sugar) followed by distillation process. This study aims...

Journal: :Adsorption Science & Technology 2022

Activated carbon is a carbonaceous material with highly porous structure. Different functionalities can be introduced to its surface by various physical and chemical treatments. Various precursors used for the synthesis of activated such as fossil fuels, agricultural wastes, lignocellulosic etc. Number papers have been reported in literature devoted synthesis, characterization, applications car...

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