Subjects: Porosity. / Reaction kinetics. / Fixed-bed biological reactor. / Pumice stone. / Stover-Kincannon. / Sugar-manufacturing wastewater. / Wastewater treatment. / Organic compound. / Pumice. / Sugar. / Substrates. / Sugar (sucrose) / Biomass. / Bioreactor. / Design. / Oxic conditions. / Removal experiment. / Wastewater. / Aerobic reactor. / Calculation. / Comparative study. / Correlation coefficient. / Experimentation. / Fixed bed reactor. / Hydraulic conductivity. / Model. / Prediction. / Priority journal. / Steady state. / Waste component removal. / Waste water. / Aerobiosis. / Bioreactors. / Industrial Waste. / Kinetics. / Molasses. / Sewage. / Silicates. / Soybeans. / Waste Disposal, Fluid.

Photocatalytic degradation of furfural by titania nanoparticles in a floating-bed photoreactor

Author: Faramarzpour, M.

Pub. Year: 2009

Subjects: Furfural. / Titanium dioxide (TiO2) / Aldehydes. / Catalysis. / Chemical oxygen demand. / Concentration (process) / Degradation. / Furfural. / Granulation. / Metal refining. / Nanoparticles. / Nanostructured materials. / Nanostructures. / Oxides. / Photocatalysis. / Photodegradation. / Reaction kinetics. / Removal. / River pollution. / Titanium. / Titanium dioxide. / Titanium oxides. / Wastewater. / Wastewater treatment. / Concentration reductions. / Hazardous wastewaters. / Hplc analyses. / Immobilized catalysts. / Initial concentrations. / Light intensities. / Mass diffusions. / Molar flows. / Perlite. / Photocatalytic. / Photocatalytic treatments. / Photoreactor. / Pollutant concentrations. / Purification processes. / Removal efficiencies. / Residence times. / SEM analyses. / Titania nanoparticles. / Titanium dioxide nanoparticles. / Uniform distributions. / Volume ratios. / Water streams. / Water treatment.

Beet sugar wastewater treatment in a hybrid biological reactor: operational optimization and kinetic coefficients calculation

Author: Hashtroudi, H.

Publisher: Iranian Research Organization for Science and Technology,

Pub. Year: 2023

Subjects: Beet sugar. / Hybrid bioreactor. / Kinetic coefficients. / Wastewater treatment.

Treatment of welding electrode manufacturing plant wastewater using coagulation/flocculationnanofiltration as a hybrid process

Author: Golestani, H. A.

Pub. Year: 2011

Subjects: Coagulation flocculation. / Ferric chloride. / High water. / Hybrid process. / Industrial wastewaters. / Manufacturing industries. / Manufacturing plant. / NF process. / Permeate flux. / Pretreatment process. / Recycle water. / Transmembrane pressures. / Treated wastewater. / Water scarcity. / Chlorination. / Chlorine compounds. / Coagulation. / Coated wire electrodes. / Effluents. / Flocculation. / Industry. / Manufacture. / Nanofiltration. / Turbidity. / Wastewater. / Wastewater reclamation. / Wastewater treatment. / Water conservation. / Water filtration. / Water supply. / Water treatment plants. / Welding. / Welding electrodes. / Chemical water treatment.

A zwitterion metal-organic framework for the removal of fluoride from an aqueous solution

Author: Aliakbari, M.

Publisher: Springer,

Pub. Year: 2022

Subjects: MOF. / Removal. / Adsorption. / Chemicals removal (water treatment) / Fluorine compounds. / Ions. / Metal-Organic Frameworks. / Metals. / Organic polymers. / Wastewater disposal. / Acidic media. / Chemical method. / Contact time. / Fluoride. / Fluoride ion. / Fluoride uptakes. / Metalorganic frameworks (MOFs) / Synthesised. / Water pollutants. / Zwitterion. / Water pollution.

Application of photocatalytic proxone process for petrochemical wastewater treatment

Author: Aghazadeh, M.

Publisher: Nature Research,

Pub. Year: 2023

Subjects: Photocatalytic proxone process. / Petrochemical wastewater. / Wastewater treatment. / Industrial wastewaters.

Performance evaluation of ultraviolet radiation and ozone disinfection for municipal secondary effluent reuse (Case study in isfahan north wastewater treatment plant)

Author: Jamalinezhad, M.

Publisher: Desalination Publications,

Pub. Year: 2021

Subjects: Disinfection. / Effluent. / Ozonation. / Ozone. / Ultraviolet radiation. / Wastewater treatment. / Wastewater treatment plant. / Reuse. / Tertiary treatment. / Microscreen.

Process optimization and modeling of heavy metals extraction from a molybdenum rich spent catalyst by aspergillus niger using response surface methodology

Author: Mafi Gholami, R.

Pub. Year: 2012

Subjects: Heavy metals recovery. / Molybdenum-rich spent catalyst. / Process optimization. / Aspergillus niger. / Batch culture. / Central composite designs. / Design and analysis. / In-process. / Maximal values. / Ni recovery. / Niger. / Oil refineries. / One-step process. / Pulp density. / Refinery catalysts. / Response Surface Methodology. / Response surface methodology (RSM) / Rotation speed. / Spent catalyst. / Aspergillus. / Batch cell culture. / Bioleaching. / Catalysts. / Experiments. / Heavy metals. / Mathematical models. / Metal recovery. / Metals. / Molybdenum. / Petroleum refineries. / Process control. / Rotation. / Surface properties. / Optimization.

Nickel ion removal from aqueous solution using recyclable zeolitic imidazolate framework-8 (ZIF-8) nano adsorbent: A kinetic and equilibrium study

Author: Roostan, Z.

Publisher: Desalination Publications,

Pub. Year: 2018

Subjects: Adsorption. / Aqueous solution. / Isotherm. / Kinetic. / Nickel removal. / Zeolitic imidazolate framework-8 (ZIF-8) / Desorption. / Ion. / Nanoparticle. / Nickel. / Reaction kinetics. / Zeolite.

Biological removal of nutrients (N & P) from urban wastewater with a modified integrated fixed-film activated sludge-oxic settling anoxic system using an anoxic sludge holding tank

Author: Fazelipour, M.

Publisher: John Wiley and Sons Inc,

Pub. Year: 2021

Subjects: Cost effectiveness. / Efficiency. / Nitrogen removal. / Phosphorus. / Polymerase chain reaction. / Sewage treatment plants. / Wastewater treatment. / Biological nutrient removal. / Biological removal. / Integrated fixed-film activated sludge. / Nitrogen and phosphorus. / PCR-RFLP methods. / Phosphorus removal. / Total nitrogen removal. / Wastewater treatment plants. / Nutrients. / Nitrogen. / Activated sludge. / Anoxic conditions. / Bacterium. / Concentration (composition) / Detection method. / Integrated approach. / Organophosphorus pesticide. / Pollutant removal. / Protozoan. / Sludge. / Storage tank. / Wastewater. / Wastewater treatment plant. / Controlled study. / Convallaria. / Hydraulic retention time. / Nonhuman. / Nutrient. / Polymerase chain reaction restriction fragment length polymorphism. / Prevalence. / Priority journal. / Waste component removal. / Waste water management. / Waste water treatment plant. / Candida albicans. / Protozoa. / Vorticella convallaria.

Investigating sensitivity of flow parameters and uncertainty analysis of nutrient transport and dispersion model in shallow water. (Case study: Peer-bazar river and anzali wetland)

Author: Homami, M.

Publisher: Desalination Publications,

Pub. Year: 2020

Subjects: Anzali watershed. / Calibration. / GLUE algorithm. / Sensitivity measurement. / TDN model. / Algorithm. / Eutrophication. / Nutrient. / Pollutant transport. / Sensitivity analysis. / Shallow water. / Uncertainty analysis. / Anzali Wetland. / Gilan. / Iran.

Evaluation of parameters affecting arc plasma chute in a typical gas interrupter

Author: Borghei, S. M.

Pub. Year: 2008

Subjects: Electric circuit breakers. / Mathematical models. / Numerical analysis. / Parameter estimation. / Arc conductance. / Arc plasma chute. / Gas circuit breaker. / Gas interrupter. / High-voltage circuit breakers. / Plasma welding.

A study of feasibility for water purification using vertical porous concrete filter

Author: Taghizadeh, M. M.

Publisher: CEERS,

Pub. Year: 2007

Subjects: Bacteria. / Filters (for fluids) / Filtration. / Porosity. / Purification. / Turbidity. / Water. / Water treatment. / Coliform bacterium. / Concrete. / Rural area. / Transformation. / Bacteria (microorganisms)

Oblique rectangular sharp-crested weir

Author: Borghei, S. M.

Publisher: ICE Publishing,

Pub. Year: 2003

Subjects: Drainage & irrigation. / Hydraulics & hydrodynamics. / Models (physical)

Investigation of short-time artificial aeration on water quality parameters and phytoplankton structure: a case study “Mamloo Reservoir”

Author: Naderi, H.

Publisher: Desalination Publications,

Pub. Year: 2022

Subjects: Artificial circulation. / Nutrients. / Phytoplankton structure. / Reservoir. / Thermal stratification. / Aeration. / Cyanobacterium. / Nutrient. / Phytoplankton. / Reservoir. / Stratification. / Water quality. / Iran. / Mamloo Dam. / Tehran [Iran].

Discharge coefficient of a rectangular labyrinth weir

Author: Kabiri Samani, A.

Pub. Year: 2013

Subjects: Broad-crested weir. / Dam engineering. / Discharge coefficients. / Experimental investigations. / Flow behaviours. / Rectangular labyrinth weirs. / Spatially varied flow. / Structural advantage. / Hydraulic structures. / Weirs. / Civil engineering. / Dam construction. / Discharge. / Experimental study. / Flow modeling. / Free surface flow. / Geometry. / Weir.

Hydraulic behaviour of flow over an oblique weir

Author: Kabiri Samani, A.

Pub. Year: 2010

Subjects: Effective length. / model experimentation. / Guide vane. / inclined apron. / oblique weir. / submergence. / Experiments. / Hydraulics. / Weirs. / Hydraulic structures. / Experimental design. / Fluid flow. / Open channel flow. / Weir.

Photo-Fenton like degradation of catechol using persulfate activated by UV and ferrous ions: Influencing operational parameters and feasibility studies

Author: Delavaran Shiraz, A.

Publisher: Elsevier B.V,

Pub. Year: 2018

Subjects: Catalytic degradation. / Catechol. / Homogeneous Fenton oxidation. / Sulfate radicals. / Catalytic oxidation. / Degradation. / Ions. / Iron. / Metal ions. / Mineralogy. / Oxidation. / Solutions. / Sulfur compounds. / Fenton oxidation. / Persulfate. / Phenols.

Role of carrier characteristics affecting microbial density and population in enhanced nitrogen and phosphorus removal from wastewater

Author: Massoompour, A.R.

Publisher: Academic Press,

Pub. Year: 2022

Subjects: Biofilm. / Carriers. / Denitrifying phosphorus removal. / Nutrient removal. / Simultaneous nitrification-denitrifiCation. / Carbon. / Oxygen. / Nitrogen. / Microbial activity. / Pollutant removal. / Wastewater treatment. / Aerobic metabolism. / Anaerobic metabolism. / Bacterial metabolism. / Bacterium adherence. / Enhanced biological phosphorus removal. / Growth rate. / Microbial growth. / Microbial population dynamics. / PH. / Physical parameters. / Polyphosphate accumulating organism. / Simultaneous nitrification denitrification. / Waste water management. / Bioreactor. / Sewage. / Wastewater. / Bacteria (microorganisms) / Biofilms. / Bioreactors. / Denitrification. / Nitrification. / Phosphorus. / Sewage. / Waste Disposal, Fluid. / Waste Water.

Application of chitosan-citric acid nanoparticles for removal of chromium (VI)

Author: Bagheri, M.

Publisher: Elsevier,

Pub. Year: 2015

Subjects: Chitosan-CA nanoparticle. / Cr (VI) / Desorption. / Isotherm. / Citric acid. / Water. / Chitosan citrate. / Chromium hexavalent ion. / Analytical parameters. / Concentration (parameters) / Contact time. / Cross linking. / Dynamic light scattering. / Heavy metal removal. / Investigative procedures. / Mathematical analysis. / PH. / Scanning electron microscopy. / Temperature. / Thermodynamics. / Weight. / X ray photoelectron spectroscopy. / Chemistry. / Isolation and purification. / Molecular weight. / Ultrastructure. / Water management. / X ray diffraction. / Adsorption. / Chitosan. / Chromium. / Hydrogen-Ion Concentration. / Kinetics. / Nanoparticles. / Particle Size. / Powder Diffraction. / Water Pollutants, Chemical. / Water Purification. / X-Ray Diffraction.

Total 21570 records