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·With the depletion of high grade manganese ores Mn ore tailings are considered valuable secondary resources In this study a process combining high gradient magnetic separation HGMS with hydrometallurgical methods is proposed to recycle fine grained Mn tailings The Mn tailings were treated by HGMS at 12 500 G to obtain a Mn concentrate of
A flexible fast and simple magnetic cell sorting system for separation of large numbers of cells according to specific cell surface markers was developed and tested Cells stained sequentially with biotinylated antibodies fluorochrome conjugated avidin and
·lnternatmnal Journal of Mineral Processing 8 1981 165 175 Elsewer ScmntfflC Publmhlng Company Amsterdam Printed in The Netherlands 165 HIGH GRADIENT MAGNETIC SEPARATION A SEARCH FOR A MATRIX MATERIAL J SVOBODA Ore Research Instttute Modranska 23 147 13 Prague 4 Czechoslovakia Received June 2 1980 accepted
·Enhancing the recovery of ultrafine magnetic particles in high gradient magnetic separation HGMS is a tough issue in industrial practice Mathematic modeling has been adopted to describe particle capture in HGMS and many analytical models for regular shape only circular and elliptic matrices under ideal conditions ideal potential flow have been derived
·Magnetic separation studies were conducted on both the as received ore fines and the classified fines to enrich their manganese content and Mn Fe ratio The results indicated that the efficiency
This paper discusses key technical and economical achievements which have extended the range of application of magnetic separation methods into the commercial processing of micron size feebly magnetic materials Commercial application of magnetic methods in the cleaning of kaolin clay is reviewed and a discussion of magnetic separation principles is given with emphasis on
·A SLon 100 pulsating HGMS separator produced by SLon Magnetic Separation Co Ltd in Jiangxi Province of China was used for the HGMS test As shown in Fig 3 the magnetic pole magnetic yoke excitation coils and pulsation mechanism are the main components of the ensure the complete immersion of magnetic matrix in the
·The results of magnetic separation of uncontaminated soil suggested that the separation selectivity of 1 1 and 2 1 type clay minerals was larger with the filters with smaller wire diameter On the
·Currently the development of highly magnetic induction technology provides strong feasibility for this separation In this work we employed pulsating high gradient magnetic separation PHGMS with highly magnetic induction to separate chalcopyrite and talc and found that the PHGMS achieves a good separation of chalcopyrite from talc
·Pulsating high gradient magnetic separation PHGMS is now widely applied in the world for separation of fine weakly magnetic ores such as oxidized iron ores ilmenite and wolframite and for purification of non metallic ores such as quartz and feldspar due to its high reliability high throughput and low operational cost [1] [2] The highest magnetic induction of
Experimental results are presented for the buildup process of paramagnetic particles in single wire HGMS for the system in which the field is in parallel with the flow and perpendicular to the wire The range of validity of a previously developed theoretical model for the initial rate of particle buildup is established and reasons for the failure of the model at high flow velocities are
·Abstract An equation to predict full matrix loading for parallel flow parallel field longitudinal case high gradient magnetic separators is tested over a wide range of conditions using α Fe 2 O 3 CuO and MnO predictability is shown A proposed extension to estimate recovery is also illustrated
·Application of this purely physical method of mineral separation to a variety of soil clays—using IR spectroscopy to monitor the progress of the separation—illustrates the ease with which magnetic fractions comprising different iron containing clay minerals may be separated from a single soil clay thereby making these minerals more
·Pulsating high gradient magnetic separation PHGMS has been widely used for separating magnetic minerals in the past decades In practice magnetic field and flow field are the main factors that affect the capture of magnetic particles by medium wires Therefore an insight into the magnetic field distribution and the flow field distribution
·A SLon 100 cyclic pilot scale PHGMS separator was used for this investigation As schematically shown in Fig 2 a pulsating mechanism installed below the magnetic yoke of the separator was uniquely applied for improving separation the separator is in operation a direct current flows through the energizing coils inside the magnet and a magnetic
·Magnetic separation of ferrihydrite can be achieved by using magnetic seeding technique Results showed that the separation efficiency of ferrihydrite by HGMS depends on the ratio of iron concentration to magnetite dosage Table 1 When the amount of magnetite was small or the amount of Fe III is large that is the ratio of the amount of
·High gradiant magnetic separation5 solves your magnetic separation problems The success of any magnetic separation process is governed by the property of the material to be collected and the structure of the separator to carry out the process This can be expressed in the relationship between on one side the competing forces
·The magnetic field strength is a very important parameter in high gradient magnetic separation HGMS It was usually thought that the increase of magnetic field strength will lead to the decrease of the minerals susceptibility and the matrices surface area available for the buildup of the magnetic particles which was responsible for the decrease of the mineral
·Pulsating high gradient magnetic separation PHGMS is an environment friendly and economic method for concentrating or removing weakly magnetic minerals from materials and its separation for sulfide minerals with similar floatability such as chalcopyrite molybdenite Chen et al 2021b and chalcopyrite talc Xian et al 2022 was recently
·High gradient magnetic separation HGMS is an effective method to separate or filter fine weakly magnetic particles from fluid suspensions Because of its high selectivity high efficiency environmental friendliness and economic advantages HGMS has been widely used in many engineering applications and research areas such as mineral beneficiation [1] [2]
High gradient magnetic separation HGMS makes possible the efficient separation of very weakly magnetic particles of micron size for which conventional magnetic separators are ineffective Filamentary ferromagnetic materials placed in large 10 kOe background fields are used to obtain large surface areas of high field gradients Potential applications in mineral processing and
This is the first of three articles by the authors to be presented in the JOURNAL which discuss High Gradient Magnetic Separation HGMS HGMS is a new technique that is capable of extracting weakly paramagnetic submicron particles at several hundred times the flow rates of conventional filtration HGMS is applicable to water purification by a technique involving the
