نتایج جستجو برای: oily wastewater treatment
تعداد نتایج: 1411927 فیلتر نتایج به سال:
The recent development in oil and gas industry increases the production and consumption of oil. The enormous amount of oily wastewater produced is urged to be treated to prevent humanity and environment from being threatened. Membrane technology is an appealing alternative for oily wastewater treatment due to its design simplicity, energy efficiency and environmentally benign approach. In this ...
Background and Objectives: Production and use of valuable compounds such as biosurfactants from wastewater, with regard to its environmental and economic benefits, is of particular interest recently. Nowadays, biosurfactants produced by microorganisms are used in various food sources, pharmaceuticals, petrochemicals, oil extraction, and wastewater treatment plants. This study was conducted to e...
Crude oil and condensate refineries generate a large amount of wastewater that has both process and non-process origins. Depending on the type of crude oil, composition of condensate and treatment processes, the characteristics of refinery wastewater vary according to a complex pattern. The design and operation of modern refinery wastewater treatment plants are challenging and are essentially t...
In this study, the feasibility of Forward–Reverse osmosis processes was investigated for treating oily wastewater. The first stage applied forward process to recover pure water from Sodium chloride (NaCl) and magnesium (MgCl2) salts were used as draw solutions membrane that in (FO) cellulose triacetate (CTA) membrane. operating parameters studied were: solution concentrations (0.25 – 0.75 M), o...
Dual purification of both oily wastewater and dye-polluted water for enhancing the use of freshwater is an urgent task. We report herein, the facile synthesis of inorganic semiconductor nanomaterials anchored mesh for in situ dual-functional water purification. This resultant mesh combines the excellent capacity of oil removal and the advantage of photocatalytic performance for dye degradation ...
The discharge of water from oil fields is become one the most significant environmental concerns associated with sector. This study features a low-density polysulfide polymer prepared by Sulfur and used sunflower oils react directly. Because both sulfur cooking are hydrophobic, can easily extract hydrocarbons like crude diesel fuel saltwater. petroleum industry by-product, leftover may be utili...
Abstract It is challenging to purify oily wastewater, which affects water-energy-food production. One promising method membrane-based separation. This paper reviews the current research trend of applying cellulose as a membrane material that mimics one three typical biostructures: superhydrophobic, underwater superoleophobic, and Janus surfaces. Nature has provided efficient effective structure...
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