نتایج جستجو برای: waste paper
تعداد نتایج: 1799024 فیلتر نتایج به سال:
Cement, sand, coarse aggregate, water and reinforcing bar are the materials to make a reinforced concrete beam. The waste paper has been dumped as causes environmental pollution behind mill or landfill. industry wastage for every year is increasing gradually. More spaces being needed landfills, uses energy loss of natural resources increase expenditure various types pollutions. Utilizing an add...
Background and Objectives: Recycling is one of the best alternatives in solid wastes management. Recycling has few benefits from the viewpoint of economics and environmental. Paper and cardboard are the valuable recyclable materials in solid wastes. The rate of paper recycling is 35% in world. The major production source of paper and cardboard wastes is private and governmental offices and org...
The objectives of this study were to examine how recycle cup waste efficiently and effectively determine if can be converted into liquid, solid, gas value-added products by slow pyrolysis. characteristics potential utilizations the pyrolysis investigated. included effects temperature, heating rate, different feedstocks. yield oil derived from increased 42% at 400°C 47% 600°C, while char decreas...
The objective of the work was to provide a method to predict CO2 and NH3 yields during composting of the biodegradable fraction of municipal solid wastes (MSW). The compostable portion of MSW was simulated using three principal biodegradable components, namely mixed paper wastes, yard wastes and food wastes. Twelve laboratory runs were carried out at thermophilic temperatures based on the princ...
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