نتایج جستجو برای: ash residue

تعداد نتایج: 72469  

Journal: :Tappi Journal 2021

Emerging technology has the potential to develop entirely new approaches for producing cellulose fiber-based materials along with fuels and chemical raw like lignin furfural. Rice straw is a rich source of cellulosic fibers inorganic micronic-sized particles termed as ash. They can prove helpful in development or enhanced agricultural residue-based products that offer cost effective substitutes...

Journal: :Waste management 2009
S Toller E Kärrman J P Gustafsson Y Magnusson

Incineration ashes may be treated either as a waste to be dumped in landfill, or as a resource that is suitable for re-use. In order to choose the best management scenario, knowledge is needed on the potential environmental impact that may be expected, including not only local, but also regional and global impact. In this study, A life cycle assessment (LCA) based approach was outlined for envi...

Journal: :Metals 2021

Fly ash is a by-product from burning of coal. Utilization fly by carbothermic reduction an effective way to recover aluminum, silicon, and iron enhance product-added value. This work focused on the phase transformation Al2O3, SiO2 Fe2O3 during in air. A comparative analysis air nitrogen was made. Thermodynamics performed illustrate possible reactions for residue condensate. X-ray diffraction (X...

Journal: :Journal of applied agricultural science and technology 2023

The residue of thermal power plants is known as coal fly ash and has been considered solid waste pollution worldwide. characteristic ashes showed that it contains several components could be utilized in fields. One the potential utilization agricultural application. This study analyzed two different types their effect on soil. x-ray fluorescence (XRF) analysis resulted SiO2, Al2O3, Fe2O3, CaO d...

Journal: :Waste management 2007
Cheng-Fang Lin Chung-Hsin Wu Yen-Chiun Liu

Two types of leaching tests were performed on the bottom ash from municipal solid waste incinerators. A short-term batch test specified by the America Nuclear Society (ANS) and long-term column tests with acetic acid (pH 5.2) as leaching solution were used to evaluate copper leachability. The Cu leaching after the 5-d ANS test is about 1% of the original Cu content of 5300 mg/kg. Upon addition ...

Journal: :African journal of traditional, complementary, and alternative medicines : AJTCAM 2008
M A Sonibare Z O Gbile

The paper presents the results of an ethnobotanical survey of plants used in the treatment of asthma in Ogun, Osun and Oyo states. Twenty markets were visited and forty-six plants belonging to thirty-three different families were collected. The plants' families represented in the collection include, Amaryllidaceae, Apocynaceae, Combretaceae, Euphorbiaceae, Moraceae, Solanaceae, Zingiberaceae an...

2014
Ricardo Pires dos Santos Jorge Martins Carlos Gadelha Benildo Cavada Alessandro Victor Albertini Francisco Arruda Mayron Vasconcelos Edson Teixeira Francisca Alves José Lima Filho Valder Freire

Coal ash is a byproduct of mineral coal combustion in thermal power plants. This residue is responsible for many environmental problems because it pollutes soil, water, and air. Thus, it is important to find ways to reuse it. In this study, coal fly ash, obtained from the Presidente Médici Thermal Power Plant, was utilized in the preparation of ceramic supports for the immobilization of the enz...

Journal: :Energy & Fuels 2021

Thermal conversion of automotive shredder residue (ASR) using indirect fluidized bed gasification was conducted in the Chalmers semi-industrial 2–4-MWth gasifier. The material consisted olivine that activated through deposition biomass ash prior to a 13-day exposure ASR. interactions between and ASR were investigated XRD, SEM-EDS, thermodynamic modeling. iron (Fe) onto particles noted, this is ...

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