Results 71 to 80 of about 633 (142)

Feasibility study of recycling and converting acidic sludge to bitumen in used motor oil refining industries [PDF]

open access: yes, 2017
Background and Aims: Thousand tons of acidic sludge is produced daily as by-product in the used motor oil refining industries. The acidic sludge contains unsaturated compounds which are non-polar and asphaltene.
Farzadkia, Mehdi   +3 more
core   +1 more source

اثر افزایش سربارة آهن و کمپوست لجن فاضلاب شهری به خاک بر کاهش قابلیت دسترسی کادمیوم در گیاه همیشه بهار [PDF]

open access: yesمجله دانشگاه علوم پزشکی سبزوار, 2018
اهداف: اثر متقابل فلزات سنگین با برخی عناصر از قبیل آهن بر قابلیت دسترسی فلزات سنگین در خاک تاثیر دارد‌، لذا این پژوهش با هدف بررسی اثر کمپوست لجن فاضلاب شهری اراک غنی‌شده با سرباره آهن بر کاهش قابلیت دسترسی کادمیوم در گیاه همیشه بهار مورد بررسی قرار ...
امیر حسین بقائی
doaj  

Variation of Compost's Qualitative and Quantitative Indices in Vermicomposting Process [PDF]

open access: yes
Background & Objectives: Nowadays, public undrstanding on vermicompost process has increased and its deployment to convert organic waste into vermicompost has been ncreasingly expanded.
اسلامی, اکبر   +4 more
core  

Treatment of dairy products processing industrial wastewater by Electro-Coagulation-Flotation (ECF) process [PDF]

open access: yes, 2016
Background and aims: Dairy industry is one of the important sources of environmental pollution. The presentstudy set out to investigate the removal percentages of COD and turbidity, as well as changes in the effluent pH byElectro-Coagulation Flotation ...
Jalilvand, Hassan   +2 more
core   +1 more source

منهج الإسلام في الحفاظ لب الضرورات الخمس للإنسان

open access: yesHIKMATUNA: Journal for Integrative Islamic Studies, 2015
The goal of Islamic shari’a is to protect the five elemental aspects of human’s life, namely religion, soul, progeny and dignity, wealth, and intelligence. To protect the religion, Islam obligates its disciples to perform the six pillars of faith, the five pillars of submission, and the principle of good manners.
openaire   +1 more source

Assessment of Wastewater Treatment Plant Efficiency: a Case Study in Zanjan [PDF]

open access: yes
Background and Objective: Considering importance of wastewater treatment and disposal in contemporary societies as well as the possibility of effluent discharge of Wastewater Treatment Plants (WWTP) to water courses, or reusing it; this study conducted
باقری اردبیلیان, مریم   +3 more
core  

A Survey on Efficiency of Natural Wastewater Treatment Systems and Activated Sludge for Municipal Wastewater Treatment [PDF]

open access: yes
Background and Objective: Consumption of dissolved oxygen by organic substances in water resources result in undesirable environment for living organisms.
درگاهی, عبداله   +2 more
core   +1 more source

مقایسة هزینة اثربخشی سیستم‌های تصفیة فاضلاب لجن فعال متعارف و برکه‌های تثبیت (مطالعة موردی: تصفیه‌خانه‌های شهر کرمانشاه، اسلام‌آباد غرب و گیلان‌غرب) [PDF]

open access: yesمجله دانشگاه علوم پزشکی سبزوار, 2017
اهداف: به‌منظور امکان‌سنجی اقتصادی تصفیه‌خانه‌های فاضلاب، روشی با قابلیت ارزیابی تصفیه‌خانه‌های فاضلاب از نظر اثربخشی هزینه‌ها و اقتصادی‌بودن آن‌ لازم است. با انجام تجزیه‌وتحلیل هزینة اثربخشی می‌توان تصمیم‌های اصولی برای رسیدن به اهداف مورد نظر اتخاذ کرد.
علی الماسی   +4 more
doaj  

Treatment of municipal solid wastes leachate using electrocoagulation [PDF]

open access: yes, 2016
Background and aims: Considering the grate polluting potential of landfill leachate and in order to prevent environmental pollution, the present study set out with the aim of assessing the efficiency of electrocoagulation process for organics, nitrogen ...
Bay, Abotaleb   +3 more
core   +1 more source

Evaluation of Diethyl phthalate and Diallyl phthalate biodegradation mechanisms in the treatment of synthetic wastewater [PDF]

open access: yes, 2017
Background and Aims: Over the last few years, Phethalic Acid Esters (PAEs) have attracted a widespread attention due to their widespread production and use.
Ahmadi, Ehsan   +5 more
core   +1 more source

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