Results 31 to 40 of about 13,564 (256)
Multiple Linear Regression Modeling for Analysis of Factors Affecting COD and BOD on River Water Quality in Yogyakarta, Indonesia [PDF]
E3S Web of ConferencesMany factors can affect the quality of river water in DIY, both the activities of the population and industry. Several river water quality parameters that can be used to determine the health condition of river water are Chemical Oxygen Demand (COD) and ...
Novianta Muhammad Andang +2 more
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An Investigation on Indigenous Material as a Filter Medium for Decontamination of Greywater [PDF]
Pakistan Journal of Analytical & Environmental Chemistry, 2016 The laboratory scale greywater treatment unit was designed. The aim was to determine the effect of filter mediums on pH, temperature, total dissolved solids (TDS), electric conductivity (EC), dissolved oxygen (DO), biological oxygen demand (BOD ...
Zeenat M. Ali +4 more
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Chemical Engineering Transactions, 2014 Effects of microaeration on the anaerobic digestion of cassava wastewater with added cassava residue in the continuous stirred tank reactor (CSTR) system were studied. The CSTR system was operated at ambient temperature.
O. Khongsumran +4 more
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International Journal of Technology, 2021 The purpose of this research is to investigate wastewater treatment with ozone pre-treatment and post-treatment integrated with Moving Bed Biofilm Reactor (MBBR).
I Wayan Koko Suryawan +8 more
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Assessment of Physicochemical parameters of Freshwater and Tap Water in Suez Canal Region, Egypt [PDF]
Records of Pharmaceutical & Biomedical Sciences, 2019 The objective of this study was to monitor the freshwater quality in Suez Canal region, Egypt and to determine the efficacy of water treatment system in the removal of contaminates. The hydrographic parameters recorded were air and water temperatures, pH,
Randa Abdel-Salam
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PHYSICAL AND CHEMICAL STUDY OF OUTLET WATER FROM WASTEWATER TREATMENT OF ALKASSIK REFINERY
Tikrit Journal of Pure Science, 2023 This study was conducted on the water outlet of treatment station of AL-Kassik refinery, samples collected in the rate of on sample per month and covered the period from October 2013 to May 2014.
Yahya D. Meshhadani, Mustafa A. Al-Taee
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Determination of the Chemical Oxygen Demand (COD) of Hydrothermal Pretreated Hay Samples
British Journal of Applied Science & Technology, 2015 Energy production is one of the significant challenges our world will face in the future. The utilization of fuels originating from plants as an alternative energy source will impact fossil fuel utilization and energy production. This research focuses on the hydrothermal treatment of hay biomass by analyzing the chemical oxygen demand (COD), which is a
K. Dölle, F. Wagmüller
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Polishing of Chemical Oxygen Demand (COD) Using Moving Bed Bio-Reactor [PDF]
Applied Mechanics and Materials, 2015 The pilot-scale experiment in moving bed biofilm reactor (MBBR) with a capacity of 433 L was carried out for this study with real life situations, it was decided that the complete research work must be done under as realistic conditions as possible,i.e.with real municipal wastewater, chemical free and with local commercially available products such as ...
Jamal Ali Kawan +3 more
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Characterization of Hospital Laboratories Effluents
Journal of Environmental ScienceWastewater from hospital laboratories carries a complex mixture of contaminants, including organic matter, nutrients, traces of pharmaceuticals, antibiotic-resistant microorganisms, and potentially harmful viruses.
MANAR MOHAMED OMAR
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The examination of the seasonal influence on the efficiency in oil and fats removal through primary treatment from the wastewater of edible oil industry [PDF]
Hemijska Industrija, 2014 This paper investigates the influence of the seasonal change of the air temperature, chemical oxygen demand as well as efficiency of suspended matter removal on the efficiency of oil and fats removal (h, %) during primary treatment.
Nikolin Tatjana, Sevaljević Mirjana
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