نتایج جستجو برای: petrochemical effluent
تعداد نتایج: 13845 فیلتر نتایج به سال:
The petrochemical industry uses high volumes of water in its production processes and generates effluents that have a great potential for reuse processes. these is, therefore, an alternative the sustainable development sector. This study aimed at evaluating application ultrafiltration (UF) reverse osmosis (RO) treatment industrial water, reducing environmental impacts caused by disposal soil. e...
the petrochemical industry is the most important and most widely active industries in the country. due to the variety and complexity of industrial products, it also produces a wild range of pollutants. mercury waste disposal from chlor-alkali units is one of the fundamental problems of this industry. various studies have shown that phytoremediation system for removal of mercury from aqueous sol...
Domestic and industrial wastewater treatment plants, and petrochemical industries within the Houston Ship Channel (HSC) located in Houston, Texas, USA, were sampled for sewage sludge and analysed for polychlorinated dibenzo-p-dioxins and polychlorinated dibenzofurans (PCDD/Fs). The United States Environmental Protection Agency (USEPA) method 1613B which employs high resolution gas chromatograph...
The environment is considered as man’s important asset that must be protected for his life support. Regrettably the situation is different where oil refinery and petrochemical plants operate. Environmental pollution in the form of emissions and effluent discharge in these area poses serious threat to the ecosystem particularly soil, often with undesirable effects. The study collected soil sampl...
Background and Objective: N-methylpyrrolidine is a highly potent solvent with toxic and adverse ecological properties that has historically been widely used in the chemical and petrochemical industries. Due to the health and safety، toxicity and environmental effects of effluents containing NMP، these effluents should be pre-treated before biological treatment methods. The aim of this study was...
Phenol is an environmental pollutant present in industrial wastewaters such as refineries, coal processing and petrochemicals products. In this study three phenol degrading bacteria from Arak Petrochemical Complex effluent were isolated which consume phenol. Molecular analysis was used to identify bacteria and isolated bacteria were identified as Rhodococcus pyridinivorans (NS1), A...
The paper provides a critical comparison between mesophilic and thermophilic anaerobic treatment of PTA wastewater through diagnosis of a case study. Aspects covered are bioavailability, biodegradability, microbial population, thermodynamics, kinetics involved and bioreactor design for PTA wastewater treatment. The results of the case study suggests that onestage thermophilic anaerobic reactor ...
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