hydrothermal treatment
Current Status of Hydrothermal Treatment for Energy and Material Recovery Toward a Sustainable Post-consumer Material Cycle
... discussing hydrothermal treatment, which is a process of breaking a long carbon chain while removing inorganics by using heated and pressurized water or steam, for ...in hydrothermal technology and ...
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Recovery of Furfural Produced by Hydrothermal Treatment with Biomass Charcoal
... Hydrothermal treatment was conducted in an autoclave (500 mL in volume). 60 g of pulverized biomass and 240g of pure water were charged into the autoclave. The air was replaced to nitrogen gas, and the ...
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Osteoconductivity of Hydrophilic Surfaces of Zr 9Nb 3Sn Alloy with Hydrothermal Treatment
... after hydrothermal treatment with and without anodizing, becoming lower than 30 ...the hydrothermal treatment produced hydrophilic surfaces for pure Zr and Nb, as well as for Zr-9Nb-3Sn ...
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High Osteoconductive Surface of Pure Titanium by Hydrothermal Treatment
... of hydrothermal samples (c) becomes weak and it cannot be detected more clearly compared with the other ...only hydrothermal treatment was too ...+ hydrothermal and as-hydrothermal ...
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Analysis of the model application of mechanical equipment for hydrothermal treatment
... mechanical treatment (crush- ing and mixing) of the processed ...the treatment of waste to obtain a suitable particle size and an adequate proportion of the individual material ...gearbox. ...
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Comprehensive evaluation of the liquid fraction during the hydrothermal treatment of rapeseed straw
... integrated treatment not only enhances production efficiency but also improves pro- ductive ...value. Hydrothermal pretreatment is an environ- mentally friendly, low cost and effective treatment in ...
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A Review on Pilot-Scale Applications of Hydrothermal Treatment for Upgrading Waste Materials
... waste treatment technology that can improve both dewaterability and fuel properties is ...the hydrothermal treatment (HTT) ...to hydrothermal carbonization (HTC) and hydrothermal ...
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Changes in the macrocomponents and microstructure of white bean seeds upon mild hydrothermal treatment
... mild hydrothermal treatment (water bath at 40°C/24 h) of three Polish bean varieties (Phaseolus vulgaris and Phaseolus coccineus) with different sizes of seeds: the small-seed variety Raba, the medium-seed ...
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Fabrication of Bioactive Pure Ti by Microarc Oxidation and Hydrothermal Treatment Methods
... the hydrothermal treatment (neutral water ...and hydrothermal treatment coatings obtain a better hydrophilic property, richer calcium and phosphorus content, favored higher cell ...
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Preparation of Highly Crystalline TiO2 Nanostructures by Acid assisted Hydrothermal Treatment of Hexagonal structured Nanocrystalline Titania/Cetyltrimethyammonium Bromide Nanoskeleton
... materials. Figure 3 presents the XRD patterns of the sam- ples after hydrothermal treatment in HCl solutions of dif- ferent concentration at 150°C for 24 h. The phase composition and purity of all the ...
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Hydrothermal treatment of electrospun ZnO nanofibers and its photocatalytic properties
... Fig. (3c) represents FE-SEM images of the ZnO NFs product by electrospun technique after calcinations and hydrothermal treatment in 0.2 M zinc nitrite solution, small outgrowths can be seen around the ...
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Corrosion Behavior of Magnesium with Hydroxyapatite Coatings Formed by Hydrothermal Treatment
... Corrosion resistance of magnesium alloys must be improved for their applications to orthopaedic bioabsorbable devices. Since hydroxyapatite (HAp) is chemically stable in the body and is the main component of bones, HAp ...
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Heat and Hydrothermal Treatment on the Microstructure Evolution of Plasma Sprayed Hydroxyapatite Coatings Reinforced with Graphene Nanoplatelets
... particles and followed by being cleaned with acetone. Plasma spray was performed using SG 100 gun (Praxair Surface Technology, Danbury, CT), in which 20-25 kW plasma power and 600-700 A plasma-gun current were used with ...
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Understanding the structural features of high amylose maize starch through hydrothermal treatment
... of hydrothermal treatment, looked intact and smooth without showing any growth rings and channels, suggesting its stronger resistance to hydrothermal ...
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Effects of hydrothermal treatment on the properties of nanoapatite crystals
... of hydrothermal treatment markedly affected the crystallinity, morphology, and size of the nanoapa- tite crystals prepared in this ...higher hydrothermal temperatures and longer hydrothermal ...
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TiO2 Films Synthesis over Polypropylene by Sol Gel Assisted with Hydrothermal Treatment for the Photocatalytic Propane Degradation
... both hydrothermal treatment time and temperature increases and this can be interpreted as a crystal size ...the hydrothermal treatment a dissolution-recrystallization (Ostwald ripening) ...
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Hydrothermal treatment of sugars to obtain high-value products
... Whereas cellulose is based on glucose, which is the main degradation pro- duct compound, the hemicellulose mainly decomposes into xylose. Xylose is known as a ketopentose carbohydrate which degradation leads to formation ...
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A Novel Route for Preparation of Hollow Carbon Nanospheres Without Introducing Template
... hydrothermal treatment. Compared with the aromatization of glucose under hydrothermal condition [24], the bands in the range of 1,000 * 1,300 cm -1 are hardly seen in the FT-IR spectrum of our ...
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A facile hydrothermal approach to the synthesis of nanoscale rare earth hydroxides
... After hydrothermal treatment, the FTIR spectra of the products (Additional file 1: Figure S4) provides evidence for the presence of hydroxyl groups, as indicated by the strong bonds around 3600 cm −1 ...
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Advances on transition metal oxides catalysts for formaldehyde oxidation: a review
... Redox Reaction of KMnO4 and Ammonium oxalate Surface modification of birnesite with nitric acid and Tetraammonium hydroxide Na-Birnesite followed by MgCl2 hydrothermal treatment Redox hy[r] ...
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