Preparation of synthetic produced water Synthetic produced water (SPW) was prepared using crude oil (properties of crude oil are given in Table: 1) procured from the Digboi oil field Assam as a dispersed phase and distilled water as a continuous phase The measured amount of crude oil and distilled water was taken in a beaker and kept in a sonicator water bath (FB15051
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Lignosulfonates stabilize emulsions because the lignosulfonate molecule is adsorbed at the oil-water interface establishing a high order electrokinetic charge and also a semi-rigid film Lignosulfonate stabilized emulsions are stable in high concentrations of inorganic electrolytes stable to heat freezing and to mechanical action
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Stability of Multiple Emulsions Emulsion stability is a phenomenon which depends upon the equilibrium between water oil and surfactant Unfortunately multiple emulsions are thermodynamically unstable The possible indications of instability includes: Leakage of the contents from the inner aqueous phase
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Processing of oil-in-water emulsions with conventional ultrafiltration membranes leads to rapid membrane fouling and flux decline and it is generally uneconomic because of this problem The major hurdles to be overcome in the development of a practical industrial unit are concentration polarization and fouling
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A microwave-based emulsion treating method and system comprising a microwave energy source a microwave applicator for treating an emulsion a separator vessel for receiving and separating microwave-treated emulsion an oil-water analyzer for determining water content of the emulsion feed and water supply means including control means responsive to the
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Separation performance of an oil‐water hydrocyclone depends very much on the physical properties of the feed emulsion or dispersion These properties can be influenced by numerous factors particularly water cut and the type of emulsion In this exploratory work the effects of water cut and flowrate on de‐watering capabilities of a hydrocyclone with a complex emulsion in the feed
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24 04 1979We claim: 1 Process for defluorinating particulate phosphate rock feed comprising the steps of combusting an emulsion of fuel oil and water containing in excess of about 5% water to produce products of combustion which include water vapor contacting products of combustion with the particulate feed and recovering a particulate product
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Their fouling propensity follows the order of: latex beads soybean oil crude oil motor oil Crude oil-in-water emulsions were formulated at three different salt concentrations Surface properties such as surface tension and surface charge of these emulsions and the PVDF MF membrane were characterized
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The addition of whey protein to fish oil emulsions at high pH can help to create stable emulsions with up to 70% fish oil according to new research The study published in the European Journal of Lipid Science and Technology reports a method to prepare stable emulsions with up to 70% fish oil by adding whey protein as the emulsifying agent at a specific pH
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Supplementary Information 1 The efficient separation of surfactant stabilized oil/water emulsions with a flexible and superhydrophilic graphene/TiO2 composite membrane Peng Gao †a b Zhaoyang Liu †a Darren Delai Sun*a and Wun Jern Nga b aSchool of Civil and Environmental Engineering Nanyang Technological University 50 Nanyang Avenue
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Cross flow microfiltration of oil–water emulsions using kaolin based low cost Cross flow runs were conducted using a feed oil concentration of 400 mg/L of for various combinations of average membrane pore size and porosity and all membranes upon cross flow microfiltration using oil water emulsions indicated that there existed
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Read Production of W/O/W emulsions and S/O/W pectin microcapsules by microchannel emulsification Colloids and Surfaces A: Physicochemical and Engineering Aspects on DeepDyve the largest online rental service for scholarly research with thousands of academic publications available at your fingertips
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ensure good mixing the rotor speed of the feed flask was set at 60 rpm Waste oil-in-water emulsions were provided by a local copper manufacturing company These emulsions were generated in different parts of the process: i A synthetic emulsion used for cooling in the melting process (Multiroll) made
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These partially oil-wet solids tend to stabilize water-in-oil emulsions pH also influences the type of emulsion formed Acid or low pH generally produces water-in-oil emulsions (corresponding to oil-wetting solid films) whereas basic or high pH produces oil-in-water emulsions (corresponding to water-wetting mobile soap films)
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11 07 1989The second microfilter 147 removes the oil from the water and the oil/water concentrate is drawn off in discharge line 151 through one side of a pressure equalising valve 152 A by-pass line 153 having a controllable valve 154 is connected between second microfilter discharge line 151 and the first microfilter permeate line 145
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Emulsions such as mayonnaise paint and cosmetic creams are dispersed mixtures of tiny droplets of different fluids that will not mix if simply added together Oil and water for example will only become an emulsion if they are mixed vigorously together
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04 04 2020In this work the efficiencies of the chemical and the electrochemical break-up of oil-in-water (O/W) emulsions with hydrolyzing aluminium salts are compared It has been obtained that the efficiency of the processes does not depend directly on the dosing technology but on the total concentration of aluminium and pH This latter parameter changes in a different way in
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25 01 2018Oil reclamation offers a number of economic benefits For instance if oil that is discarded and replaced could be cleaned and put back into operation tens or hundreds of thousands of dollars could be saved every year This type of cleaning process frequently involves a centrifuge Centrifuges work
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Borregaard LignoTech offers a range of extremely cost-effective lignin-derived emulsion stabilisers In aqueous solution our products exhibit a high adsorption affinity for a wide range of chemical substrates including oil fat and wax Consequently a broad spectrum of oil-in-water emulsions can be stabilised with the use of our products
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