Basf Se Corporation

Basf Aktiengesellschaft

Siemens Aktiengesellschaft

Basf Corporation

Reinhold Rieger

Alexej Michailovski

Imme Domke

Igor Shishkov

Piyada Charoensirisomboon

Norbert Mronga

Robert Bayer

Stephan Deuerlein

Gerardo Incera Garrido

David F Blackwood

Wolfgang Rohde

Reinhold Schlegel

Christian Eichholz

Helmut Reichelt

Christian Bittner

Peter Erk

Werner Hartmann

Martin Koenemann

Raimund Schmid

Vladimir Danov

Arno Boehm

Peter Blaschka

Bernd Sachweh

Dennis Loesch

Dennis Lösch

Martin Karches

Bernd Gromoll

Achim Grefenstein

Wolfgang Krieglstein

Massimo Morbidelli

Martin Könemann

Matthias Krieger

Juan A Gomez

Wolfgang Best

Miguel Angel Romero Valle

David Johann Gilbert

Guenter Etzrodt

Hermann Bidlingmaier

Georg Beck

Andreas Luz

Lars Vicum

Klaus Unterforsthuber

Xinya Zhang

Martin K&ouml;nemann

G&uuml;nter Etzrodt

Stefan Bentz

Dietmar Becker

Darren Megaw

Wieland Jenet

Petra John

Jörg Halpap

Imme Witte

Rodrigo Ivan Serna Guerrero

Hua Wu

Dennis Losch

Miguel Angel Romero-Valle

Markus LINSENBÜHLER

The present invention relates to a process for the separation of at least one valuable matter containing material from a dispersion comprising said at least one valuable matter containing material and at least one second material. The process according to the present invention comprises at least the steps (A) to (E) and the optional steps (F) to (H) which are described herein.

Concentrate quality

Method for separating first type particles from a mixture of at least first type particles and second type particles, the method comprising contacting in a dispersion medium first type particles and second type particles with magnet type particles, so that in the dispersion medium first type particles agglomerate to magnet type particles to obtain magnetic agglomerates, separating magnetic agglomerates from second type particles by applying a magnetic field; wherein during step an amount of energy is transferred into a mixture of the dispersion medium, first type particles, second type particles and magnet type particles.

Energy input during agglomeration for magnetic separation

Magnetic arrangement for transporting magnetized material, comprising a device for conveying a magnet arrangement for transporting magnetized material and a magnetized material separating device having an improved configuration of a magnet arrangement.

Magnet arrangement for transporting magnetized material

The present invention relates to a process for the separation of at least one hydrophobic or hydrophobized material from a dispersion comprising said at least one hydrophobic or hydrophobized material and at least one second material. The process according to the present invention comprises the steps (A) to (D) which are described herein.

Ultraflotation with magnetically responsive carrier particles

The present invention relates to a process for separating at least one first material from a mixture comprising this at least one first material and at least one second material, which comprises contacting of the mixture comprising at least one first material and at least one second material with at least one magnetic particle, or contacting of the mixture comprising at least one first material and at least one second material with at least one magnetic particle and at least one surface-modifying substance at the same time, contacting of the mixture from step (A) with at least one surface-modifying substance, if this has not been done in step (A), so that the at least one first material, the at least one surface-modifying substance and the at least one magnetic particle become attached to one another, and separation of the addition product by application of a magnetic field.

Magnetic separation of particles including one-step-conditioning of a pulp

The present invention relates to a stable mixture comprising surface-modified particles which are obtained by reacting metal oxide or semimetal oxide particles with at least one compound selected from among silicon-comprising compounds bearing one, two or three alkoxy radicals and at least one solvent, at least one surface-active substance or a mixture thereof, the use of these particles in systems in which they are brought into contact with at least one solvent, where the mass ratio of solvent to modified particle is greater than 500, and also the use of these particles in agglomeration-deagglomeration cycles.

Hydrophobic, functionalized particles

The present invention relates to an apparatus for the separation of magnetic constituents from a dispersion comprising these magnetic constituents and nonmagnetic constituents, comprising at least one loop-like canal () through which a dispersion flows having at least two inlets () and at least two outlets (), further comprising at least one magnet () that is moveable alongside the canal (), wherein the canal () is arranged relative to gravity in a way that nonmagnetic constituents are assisted to go into at least the one first outlet () (stream I) by sedimentation and by the current of the dispersion and magnetic constituents are forced into at least one second outlet () (stream II) by magnetic force against a current of flushing water. Furthermore, the present invention relates to a process for the separation of magnetic constituents from a dispersion comprising these magnetic constituents and nonmagnetic constituents.

Apparatus for continuous separation of magnetic constituents and cleaning of magnetic fraction

An apparatus for separating magnetic particles from a dispersion that includes magnetic particles and non-magnetic particles, the apparatus comprising; at least one arcuate canal forming 90 to 350&#xb0; of a circular arc through which the dispersion flows, at least one magnet that is movable adjacent to the canal and which forces the magnetic particles into at least one first outlet, and at least one second outlet through which the non-magnetic particles exit the canal, the apparatus further comprising treating the dispersion, or a part of the dispersion, with a hydrophilic liquid, and treating the dispersion, or a part of the dispersion, with a hydrophobic liquid.

Apparatus for resource-friendly separation of magnetic particles from non-magnetic particles

The present invention relates to a stable mixture comprising surface-modified particles which are obtained by reacting metal oxide or semimetal oxide particles with at least one compound selected from among silicon-comprising compounds bearing at least one metaloxy radical and optionally further alkoxy and/or hydroxy radical(s) and at least one solvent, at least one surface-active substance or a mixture thereof, a process for producing the mixture, the use of these particles in systems in which they are brought into contact with at least one solvent, where the mass ratio of solvent to modified particle is greater than 500, and also the use of these particles in agglomeration-deagglomeration cycles.

A method for magnetic ore separation and/or dressing is provided, in which metalliferous recoverable materials are separated from conveyed metalliferous ore rock. The method may include producing a pulp including metalliferous recoverable material, executing a hydrophobizing reaction of recoverable material in the pulp, synthesizing a hydrophobized, magnetizable material in liquid suspension and adding this suspension to the pulp, causing an agglomeration reaction between hydrophobized magnetizable material and hydrophobized recoverable material to form magnetizable agglomerates in the pulp, separating the magnetizable agglomerates from the pulp, mixing separation products containing the agglomerates with a non-polar liquid insoluble in water and decomposing the agglomerates in the non-polar liquid into magnetizable material and recoverable material, separating the magnetizable material from the recoverable material, and removing moisture from the separation portion containing the recoverable material of the second separation stage to synthesize the recoverable material.

Method for continuous magnetic ore separation and/or dressing and related system

The present invention relates to a process for separating at least one first material from a mixture comprising this at least one first material and at least one second material, which comprises the following steps (A) contacting of the mixture comprising at least one first material and at least one second material with at least one magnetic particle in the presence of at least one dispersion medium so that the at least one first material and the at least one magnetic particle agglomerate, (B) if appropriate, addition of further dispersion medium to the dispersion obtained in step (A), (C) separation of the agglomerate from step (A) or (B) from the mixture by application of a magnetic field, (D) and dissociation of the agglomerate separated off in step (C) in order to obtain the at least one first material and the at least one magnetic particle separately, with an energy input of at least 10 kW/mbeing introduced into the dispersion in step (A).

Method of increasing the efficiency in an ore separation process by means of hydrophobic magnetic particles by targeted input of mechanical energy

The present invention relates to a process for separating at least one first material from a mixture comprising this at least one first material and at least one second material using magnetic particles with which the at least one first material agglomerates.

Modified HIMS process

A process for preparing quaterrylene-3,4:13,14-tetracarboximides of the general formula I in whichR, R' are each independently hydrogen or optionally substituted C-C-alkyl, C-C-cycloalkyl or aryl or hetaryl;which comprises reacting a perylene-3,4-dicarboximide of the general formula IIa in the presence of a base-stable, high-boiling, organic solvent and of an alkali metal base or alkaline earth metal base, with a perylene-3,4-dicarboximide of the general formula IIb in which X is hydrogen, bromine or chlorine.

Method for producing quaterrylene-3,4:13, 14-tetracarboxy diimides by direct synthesis

A pigment formulation in granule form obtainable by a) dispersing at least two different pigments (A) in a solution of a thermoplastic polymer (B) in an organic solvent in the presence or absence of a dispersant (C), and b) applying as a layer the dispersion produced in step a) to granules of a thermoplastic polymer (B'), which is the same as the polymer (B), with removal of the solvent, wherein the pigment formulation includes the granules of the thermoplastic polymer (B&#x2032;); and a coating on the granules of the thermoplastic polymer (B&#x2032;), where the coating comprises the at least two different pigments (A) and the thermoplastic polymer (B).

Pigment preparations

A method of automated preparation and characterization of liquid multicomponent systems comprising at least two, preferably three components comprises the automated preparation of a mixture by combining at least two, preferably three components in a vessel, at least one component being metered in an automated fashion into the vessel, and the automated homogenization of the mixture with subsequent automated measuring and evaluation. The apparatus for conducting this method comprises at least one metering station, one closing station, one homogenizing station, one measuring station for determining formulation properties, and one evaluation unit.

Method and device for carrying out the automated preparation and characterization of liquid multi-constituent systems

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Mutterstadt, Germany

Reinhold Rieger