Disc vacuum filter - Zhengzhou Hengxing Heavy Equipment Co.,Ltd

The major differencebetween VCF and disc filter is filter media-ceramic filter plates. There aremicro pores that create capillary effect. Capillary force override pressurecreated by vacuum system and fills micro pores with liquid and no airpenetration possible under whatever circumstances. Because no air allowed topass...

Hyperbaric Solid-liquid Separation Ceramic Vacuum Rotary Disc Filter

Hyperbaric Solid-liquid Separation Ceramic Vacuum Rotary Disc Filter , Find Complete Details about Hyperbaric Solid-liquid Separation Ceramic Vacuum Rotary ... chemical industry lead oxide, zinc sulfide, electro slag, leaching slag, slag cement dehydration and environmental pollution as well as waste acid treatment.

Iron Ore Mining Equipment Vacuum Disc Ceramic Filter Bismuth Ore ...

Iron Ore Mining Equipment Vacuum Disc Ceramic Filter Bismuth Ore , Find Complete Details about Iron Ore Mining Equipment Vacuum Disc Ceramic Filter Bismuth ... chemical industry lead oxide, zinc sulfide, electro slag, leaching slag, slag cement dehydration and environmental pollution as well as waste acid treatment.

Porous Ceramics | INNOVACERA

Porous ceramics are used for: Ceramic Vacuum Chucks; Ceramic Filters; Ceramic Diffusers; Ceramic Air Bearings; Ceramic Permeable Substrates; Ceramic Dispersion Media; Ceramic Ash Handling; Ceramic Wicking Media; Ceramic Fluidized Bed Plates; Ceramic Specialty Spargers; Ceramic Breathers – Vents. Porous...

Seminar on ceramic vacuum disc filter(CVDF) - SlideShare

Nov 23, 2013 ... CVDF is known as Ceramic Vacuum Disc Filter, which is used for separation for mineral and mining slurries with high sold concentration. ... CVDF Operation:CAKE FORMATION When the micro porous plates are submerged into the pulp, filtering elements remove the liquid in contact with their surface due...

US20140346104A1 - Ceramic filter element and method for ...

The filter element comprises a ceramic substrate covered by a sintered ceramic microporous layer ( 31 ). The sintered microporous membrane layer is provided with coarse solid particles ( 71 ) of a particle size larger than a pore size of the membrane material layer ( 31 ) so as to form a textured surface ( 50 ) which prevents...

Preparation of Iron Oxide Red with High Titanium Slag Recovery Dust

Filter Cake 2. Fe2O3. Figure 1. Process Flow Diagram for Treating High Titanium Slag Dust by Hydrochloric. Acid Leaching to Prepare Iron Oxide Red. ... results, the influence factors obtained from. Leach. Vacuum Filtration. Concentrated Hydrolysis. Hydrolytic Condensation. Vacuum Filtration. High-temperature Calcination.

Separating Slag From Molten Iron(fe) Patents and Patent ...

Iron oxide is first reduced to metallic iron above the melting point of C-saturated cast iron alloy which yields a high-C iron alloy and an Al and Ti metal oxide rich slag which is then treated with alkali carbonate to form alkali aluminates and titanates. The alkali aluminates are separated by water leaching from which the...

International Journal of Minerals Metallurgy and Materials | RG ...

This method involves two procedures: low-temperature roasting of vanadium-bearing titanomagnetite and water leaching of roasting slag. During the roasting process, the ..... 1 Read. Expand abstract. Preparation of nano-TiO2/diatomite-based porous ceramics and their photocatalytic kinetics for formaldehyde degradation.

leaching - University of Saskatchewan

Leaching is usually followed by: filtration, washing, and solution purification steps. Leaching. The choice of a leaching agent depends on the following factors: Solubility. Large and ... Concentrated: used for treating more resistant minerals such as sulfide concentrates, laterites, monazite, and titanium slag. Leaching. Addition...

Glass, Ceramics and Related Materials

Apr 2, 2011 ... This chapter covers the following product sectors: glass synthetic vitreous fibres pottery ceramic tile industrial ceramics brick and tile refractorie. ... Use of conveyors, manned lift assists (e.g., vacuum hoists) and scissors platforms for handling and palletizing products are currently common material-handling...

Recycling of rare earths: a critical review - solvomet

d TU Delft, Department of Materials Science and Engineering, Mekelweg 2, 2628 CD Delft, The Netherlands ... Journal of Cleaner Production 51 (2013) 1e22 ..... Different ways to close materials loops in a circular economy: (1) direct recycling of preconsumer scrap and residues (e.g. slags), (2) urban mining of End-of-Life...

Chapter 10 - Recycling of Rare Metals - MyCourses

computer hard discs (Pt, Ru), multilayer ceramic capacitors (Pd) or hybridized integrated circuits. Iridium crucibles were used in the electronics industry to grow high-purity single crystals for use in various applications, including single-crystal sapphire, which was used in the production. Zn-winning/rec. roasting leaching.

Vitrification of urban soil contamination by hexavalent ... - UMH

Jul 22, 2016 ... well as other chromium oxidation states confined in the crystalline phases formed in the final glass-ceramic. The leaching tests on samples stabilized by vitrification have shown that the release of ions from the structure of these new ..... at 23 °C. The mixtures were filtered with a vacuum filtering device,.

European Commission : CORDIS : Projects and Results : Final ...

In all cases, results showed that the MATO reactor is able to reduce the particle size up to the required levels for silver leaching (Jarosite case) and slag and tails .... micro and ultra filtration with membranes of hole fiber with different size pore and molecular weight cut-off (0,1 µm, 0.2 µm, 5x105, 1x105, 5x104, 3x104, 1x104...

Illustrated Professional Dictionary of Horology

So you can always have it ready to hand, the Illustrated Professional Dictionary of Horology is also available in a paper version. Containing around 1300 pages, it lists nearly 5000 terms in four languages (French, German, English and Spanish), with an alphabetical index. Amply illustrated, it can be ordered from our online...

AutoPore - Micromeritics

Rodrigo / Salvador, Ma Dolores / Sánchez,. Enrique, Journal of the European Ceramic. Society, 33 (15-16), p.3313-3324, Dec 2013 ..from the recorded images. Finally, pore structure was evaluated by mercury intrusion porosimetry,. MIP (AutoPore IV 9500, Micromeritics, USA), crystalline phases in feedstock samples were.

"Copper," in - Wiley Online Library

solutions are suitable reagents for leaching cop- per in practice. ..... and filtration in automatic filter presses or vacuum filters (ceramic disk) the .... Slags. Slags from copper matte smelting contain 30 –. 40% iron in the form of oxides and about the same percentage of silica (SiO2 ), mostly as iron. (II) silicate. Such slags can be...

High Performance Ceramics - 7 Days with Semester at Sea 2000

They are ceramics with incredibly light weight, high hardness, non-corrodable, high melting points, high price and advanced applications. Introducing ..... d - Filtration, drying and classification. 4-Chemical ... The alpha phase decomposes above 2700°C at atmospheric pressure and at approximately 1980°C in vacuum.

Ernst Worrell & Markus Reuter: Handbook of Recycling

slime (copper winning), lead/copper dross (lead winning) or leach residue (zinc winning) as .... hard disks. Therefore the challenge in PMs-recycling from consumer applications is the collection and channeling through the recycling chain to different metal recovery .... The Pb-rich copper slag of the Cu-ISA-reactor is smelted...

Aalborg Universitet Novel ceramic membranes for water purification ...

chemical composition with surface area above 400 m2/g and maintained a narrow pore size distribution. Standard techniques were employed for characterizing the materials. Studies showed that porous ceramic sensor offers high sensitivity toward humidity. Moreover, pore size distribution, total porosity and surface area...

symposium - TMS

Aug 28, 2006 ... copper converting for about 30 years, ferrous calcium silicate slag was proposed about 8 years ago as an additional alternative. Although both slags ...... MnO2 batteries in a vacuum furnace, leaching of calcined electrode material ... Spent Ni-Cd batteries contain in the electrode materials heavy metals.

CHEMICAL ENGINEERING

of solid particles in Leaching (solid–liquid extraction), Drying and Crystallisation. In. Distillation, Gas ...... The material is fed continuously in a thin layer beneath a rotating magnetic disc which picks up the magnetic ..... (b) Filtration, in which the solids are collected on a medium, such as a porous material or a layer of fine...

Hydration of multi-component cements containing ... - Infoscience

particular fly ash or slag but rather to the amounts and reactivity of their constituent glasses. This way a more fundamental ..... 3.9 C-S-H and capillary porosity in a differential MIP curve of a white cement paste. 35 ...... Part of the discs soaked in isopropanol and kept in vacuum were processed for electron microscopy and...

Leaching of concrete - Lund University Publications

Jan 1, 2003 ... The bulk leaching rate is high in porous concrete in which water can seep ..... filtration velocity that would be present if there were no electric effects (m/s) qa ...... It is uncertain whether the disks were also dried prior to the vacuum saturation. De-aired and deionised water was applied under a pressure of 172.

ENGINEERING GROUP MATERIALS & WORKMANSHIP ...

Jun 1, 2010 ... 14.2.1. General. 14.2.2. Concrete Waterproofing Admixture (Hydrophobic and Pore-blocking. Type) ...... The filter drain shall extend horizontally across the whole width of the structures. Unless otherwise ...... municipal solid waste primarily composed of ceramics, slags, glassy material and some ferrous...

lab-scale feasibility of in-situ carbonation of alkaline industrial wastes

SS: Stainless slag. SSS: Stainless steel slag. TCLP: Toxicity Characterization Leaching Procedure. TT: Technology Train. TCO2-uptake: Theoretical CO2-uptake ...... Glass/ ceramics. Hydraulic properties. Rock wool. Insulating properties when turned into fibers. Waste water treatment. Porous structure, large surface area.

Improving construction sustainability by using glassy secondary ...

Leaching of calcium and silicon. 74. Effect of PFA and GGBS on the leaching of ISF slag and CRT glass. 76. Leaching of ISF slag. 78. Leaching of CRT glass. 80 ..... tableware glass and in the production of ceramic glazes26.2'. There is ... concrete is very porous, suggesting low quality concrete, any gel that forms is able to.

Pore structure in blended cement pastes - DTU Byg

Apr 8, 2008 ... This thesis comprises investigations of pore structure of pastes with and without slag and fly ash, ...... 2.5.6 Leaching. Leaching is the loss of calcium and soluble salts of the cement pastes to the environment. When cement based material is in contact with solution, ionic transfers occur between the external...

ASTM International - General Products, Chemical Specialties, and ...

C866-11(2016) - Standard Test Method for Filtration Rate of Ceramic Whiteware Clays. C867-94(2014) - Standard Test Method for Soluble Sulfate in Ceramic Whiteware Clays (Photometric Method). C874-11a - Standard Test Method for Rotary Slag Testing of Refractory Materials. C874-RUS-11a - Стандартный метод...

McGill Plumbing and Water Treatment|Glossary

Activated Carbon: A water treatment medium, found in block, granulated, or powdered form, which is produced by heating carbonaceous materials, such as coal, wood, or coconut shells, in the absence of air, creating a highly porous adsorbent material. Activated carbon is commonly used for dechlorination, organic...

Arjan Çiftja - bibsys brage

filtration efficiency increases with decreasing filter pore size. Some filter cakes ... List of Abbreviations and Symbols. CFF. Ceramic foam filters. CI. Cascade impactor. CVD. Chemical vapor deposition. DLS. Dynamic light scattering. DS ..... nitrogen to be about 1019 atoms cm-3 (100 mass ppm) in molten silicon by vacuum.

Chapter 5 400 Pollutant Range associated with the use of BAT ...

Jun 16, 1999 ... The use or recycling of slags, slimes and filter dusts is considered to be part of the processes. .... of other non-ferrous metals (in particular anode slimes from copper production, leach residues and crude .... Further treatment can include the removal of the bulk of the lead and zinc by liquation and vacuum.

cranfield university evangelos d. georgakopoulos iron and steel slag ...

steel-making slags through methods incorporating the carbonation of the material, in order to achieve the ... To this end, calcium was selectively extracted from the slag by leaching, using acetic acid of specific ...... was vacuum filtered using a filter paper with coarse pore size (Fischer Scientific, P8). The solids were rinsed...

Supplemental Specifications for the Standard ... - MassDOT

Jul 1, 2015 ... The contract prices shall include the cost of furnishing all detail drawings and the TIFF files on compact discs (CD's) and the .... devices, such as oxidation catalysts or particulate filters, shall be installed on the exhaust system side of the diesel ...... -Millimeter Porous Concrete Pipe (Subdrain). Meter. 269.*.

Mechanical - Patestate - CSIR India Patent Database

IN66966, India, An improved process for the manufacture of porous rigid filters. IN68401, India, A pneumatic-or such other forge hammer adapted for the manufacture of bricks or blocks out of ceramic mixes ... IN97444, India, An improved vacuum whirler for supplying a thin and uniform coating of an emulsion on a wafer.

abstracts - Wiley Online Library

Pressure is applied to the union, causing interpenetration of the metals and forming a vacuum-sealed joint ... as a function of porosity for aggregates of spheres, cubes, discs, cylinders and triangular prisms are ...... passage resistance of the filter, the amount of feed liquid is increased in order to keep the output constant.

Speciality Inorganic Chemicals

The lower end of the range may be achieved by using fabric filters in combination with other abatement techniques. Using fabric filters is not always possible, for example when .... ceramic electrodes for the electrochemical elimination of cyanides in waste water. ...... operating pressure (vacuum, atmospheric or pressurised).

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