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Magnetic Separation Ni :

Magnetic precipitate separation for Ni plating waste ...

2013-1-15  The separation ratios of the magnetic Ni precipitates formed by the decomposition reaction from the Ni plating waste liquid which contains Ni and Ni 3 P precipitates. The separation ratios of the ferromagnetic particles kept their excellent performances over 90% until the flow rate reaches 1.35 L/min and 80% until 1.65 L/min, respectively.

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Magnetic precipitate separation for Ni plating waste ...

Actual magnetic separation experiments were conducted using Ni-based coprecipitated slurry, thermally-docomposed Ni-P metallic particles, and coarse NiSO4 crystals in the regenerated fluid from ...

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Calcination of low-grade laterite for concentration of Ni ...

The main finding of this work was that magnetic separation is effective in recovering 48% of nickel from laterite, increasing the Ni grade in the recovered product from 1.5% to 2.9%, when prior to ...

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Selective binding, magnetic separation and purification of ...

2018-4-1  In previous studies, we synthesized the magnetic core-shell structured Fe 3 O 4 /PMG/IDA-Ni 2+ nanoparticles. The Ni 2+ on the surface of nanoparticles provides abundant docking sites for histidine, and the composite nanoparticles showed potential applications in the separation and purification of histidine-tagged (His-tagged) proteins. Meanwhile, the presence of the superparamagnetic core (Fe ...

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Magnetically steerable [email protected]+-NTA-polystyrene ...

2019-3-1  The magnetic nature of the Fe 3 O 4 @Ni 2+-NTA-PS nanoparticles with respect to the magnetic field was measured in water using a VSM . The magnetization-field curve exhibited no coercivity, implying that the nanoparticles are superparamagnetic in nature and, thus suitable for the magnetic separation of his 6-proteins.

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Calcination of low-grade laterite for concentration of Ni ...

2010-3-1  The main finding of this work was that magnetic separation is effective in recovering 48% of nickel from laterite, increasing the Ni grade in the recovered product from 1.5% to 2.9%, when prior to the separation the ore was calcinated at 500 °C for 1 h.

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MAGNETIC SEPARATION N. Chakravorty

2012-1-20  MAGNETIC SEPARATION N. Chakravorty le Introduction: Magnetic separation employs the difference in magnetic properties of minerals to effect separation between them. The magnetic separation may be for removing ore particles which are magnetic or conversely to remove magnetic impurities from a product which is non-magnetic.

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NEBExpress Ni-NTA Magnetic Beads NEB

NEBExpress ® Ni-NTA Magnetic Beads An affinity matrix for the small-scale isolation and purification of polyhistidine-tagged (His-tagged) fusion proteins in manual or automated formats.

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HisPur™ Ni-NTA Magnetic Beads - Thermo Fisher Scientific

The HisPur Ni-NTA Magnetic Beads can be used both manually with a magnetic stand as well as with automated platforms such as the Thermo Scientific KingFisher Instruments for high-throughput needs. HisPur Ni-NTA Magnetic Beads are used for small scale affinity purification as well as high-throughput screening of recombinant His-tagged proteins.

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Magnetic precipitate separation for Ni plating waste ...

The high gradient magnetic separation technique was employed with the separation channels filled with the stainless steel balls with dimension of 1 and 3 mm in diameter, which periodically moved between and out of the facing magnetic poles. The Ni-bearing precipitates were effectively attracted to the magnetized ferromagnetic balls.

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Expediting magnetic separation using Ni Wires,Applicable ...

Expediting magnetic separation using Ni Wires,Applicable for robot-manipulated bio-screening systems October 2005 IEEE Transactions on Magnetics 41(10):4143-4145

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Expediting magnetic separation by using Ni wires for robot ...

Request PDF Expediting magnetic separation by using Ni wires for robot-manipulated bio-sensing system In this study a mm-sized high-efficiency magnetic separator using Ni wires as the field ...

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Research on magnetic separation for complex nickel deep ...

2017-2-23  Magnetic seed recycle experiment. Magnetic flocs were collected using a magnetic separation device because of their magnetic properties. The magnetic flocs were soaked in sodium hydroxide solution and stirred at 300 rpm for a specific amount of time to produce a Ni enrichment solution and isolate magnetic seeds.

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[PDF] Ni Cementation Followed by Magnetic Separation

When the concentration of Ni was 120 mg/L, no magnetic separation of the precipitates was observed. In contrast, after the concentration of Ni increased to 240 mg/L, when the cementation test was performed for 30 minutes at 85°C and pH 3.3-3.7, and then precipitates were separated with a magnet, 53.4% Ni, 56.7% Cu, 48.2% Co, 57.0% Sb, and 11.9 ...

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Ni/NiO core/shell nanoparticles for selective binding and ...

Ni/NiO core/shell nanoparticles having high affinity with polyhistidine were synthesized by decomposition of a Ni surfactant complex followed by air oxidation. Ni/NiO nanoparticles showed selective and efficient binding to histidine-tagged proteins and easy separation by using a magnet. These provid

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Effect of magnetic separation in removal of Cr and Ni from ...

Effect of magnetic separation in removal of Cr and Ni from municipal solid waste incineration (MSWI) bottom ash January 2007 Journal of the Korean Institute of Resources Recycling 16(6)

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Collection of Ni-bearing material from electroless plating ...

2014-1-15  The magnetic separation experiment to collect the Ni compounds from the waste liquid of electroless plating processes was conducted in the open-gradient magnetic separation process with the high temperature superconducting bulk magnet system.

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Highly selective magnetic affinity purification of ...

2017-1-27  The obtained Ni 2+ –IDA–[email protected] 2 @Mag-SiO 2 microspheres were collected by magnetic separation and washed with distilled water several times to remove free Ni 2+ ions. In this case, each Ni 2+ ion coordinates to more than one carboxyl

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MAGNETIC SEPARATION N. Chakravorty

2012-1-20  magnetic separators and the principal ferromagnetic mineral separated is magnetite (Fe304),although hematite (re203) and siderite (FeCO3) can be roasted to produce magnetite and hence give good separation. The removal of "tramp" iron from ores can also be regarded as a form of low-intensity magnetic separation.

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Research on magnetic separation for complex nickel deep ...

2017-2-23  Magnetic seed recycle experiment. Magnetic flocs were collected using a magnetic separation device because of their magnetic properties. The magnetic flocs were soaked in sodium hydroxide solution and stirred at 300 rpm for a specific amount of time to produce a Ni enrichment solution and isolate magnetic seeds.

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[PDF] Ni Cementation Followed by Magnetic Separation

When the concentration of Ni was 120 mg/L, no magnetic separation of the precipitates was observed. In contrast, after the concentration of Ni increased to 240 mg/L, when the cementation test was performed for 30 minutes at 85°C and pH 3.3-3.7, and then precipitates were separated with a magnet, 53.4% Ni, 56.7% Cu, 48.2% Co, 57.0% Sb, and 11.9 ...

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Research on magnetic separation for complex nickel deep ...

This study investigated the deep removal of complex nickel from simulated wastewater using magnetic separation and magnetic seed recycling. Nano-magnetite (Fe 3 O 4 ) was used as the magnetic seed. The flocculant applied was N,N-bis-(dithiocarboxy) ethanediamine (EDTC), a highly ef

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Magnetic Separation for Recovering Ni Compounds from ...

A characteristic magnetic separation technique has been developed to recycle the Ni resource from the waste fluid of electroless Ni-plating processes. Since the plating waste still contains high concentration of Ni ions after several cycles of plating processes, the magnetic separation experiments were conducted to collect the precipitates containing Ni compounds.

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Bifunctional catalytic/magnetic [email protected] core–shell ...

Core-shell structured [email protected] bimetallic nanoparticles are demonstrated as a bifunctional nanoplatform system for the hydrolysis reaction of ammonia–borane and also for magnetic separation.

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MAGNETIC SEPARATION N. Chakravorty

2012-1-20  magnetic separators and the principal ferromagnetic mineral separated is magnetite (Fe304),although hematite (re203) and siderite (FeCO3) can be roasted to produce magnetite and hence give good separation. The removal of "tramp" iron from ores can also be regarded as a form of low-intensity magnetic separation.

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High‐efficiency Ni 2+ ‐NTA/PAA magnetic beads with ...

2.6 Selective binding and separation of His-tagged GFP Ten ml of Fe3O4/[email protected]/NTA-Ni2+ magnetic nanoparticles (0.5 mg/ml) was collected by a magnet, washed with binding buffer (50 mM PBS buffer, 50 mM NaCl, 5 mM imidazole, pH 7.4) several times, and dispersed in 1

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High-efficiency Ni 2+ -NTA/PAA magnetic beads with ...

2019-11-12  Compared with High-Affinity Ni-NTA Resin and Ni-NTA Magnetic Agarose Beads, Fe 3 O 4 /[email protected]/NTA-Ni 2+ nanocomposites exhibited higher separation efficiency and binding capacity towards His-tagged GFP. Moreover, the selectivity and recyclability of them for the target proteins were maintained well after six cycles.

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Magnetic properties and loss separation mechanism of

2021-7-10  The soft magnetic performances including frequency-dependent permeability, core loss, and DC-bias properties of the Fe-6.5 wt.%Si (FeSi) soft magnetic composites (SMCs) coated with different contents of NiZn-ferrite and compacted with different forming pressures were compared and analyzed. The retained permeability at an applied field of 7960 A/m has a proportional relationship to the real ...

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A discussion of magnetic separation techniques for ...

2009-8-26  magnetic separation. Case studies Several case studies are presented that describe the testing and flowsheet development work that enabled proper magnetic separation technology selection and flowsheet configuration. Case Study 1: Dry magnetic separation of ilmenite before electrostatic separation The deposit for Case Study 1 was a typical aeolian

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