Patents by Inventor Reinhold Rieger
Reinhold Rieger has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10807100Abstract: 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.Type: GrantFiled: November 26, 2015Date of Patent: October 20, 2020Assignee: BASF SEInventors: Igor Shishkov, Wolfgang Rohde, Alexej Michailovski, Andreas Luz, Reinhold Rieger, Petra John, Imme Witte
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Patent number: 10799881Abstract: 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.Type: GrantFiled: November 27, 2015Date of Patent: October 13, 2020Assignee: BASF SEInventors: Gerardo Incera Garrido, Rodrigo Ivan Serna Guerrero, Igor Shishkov, Reinhold Rieger, Lars Vicum
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Patent number: 10675637Abstract: 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.Type: GrantFiled: March 18, 2015Date of Patent: June 9, 2020Assignee: BASF SEInventors: Gerardo Incera Garrido, Reinhold Rieger, Miguel A. Romero Valle
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Patent number: 10549287Abstract: 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.Type: GrantFiled: December 7, 2016Date of Patent: February 4, 2020Assignee: BASF SEInventors: Wolfgang Rohde, Alexej Michailovski, Igor Shishkov, Reinhold Rieger, Gerardo Incera Garrido, Piyada Charoensirisomboon, Darren Megaw, David Johann Gilbert
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Publication number: 20180369834Abstract: 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.Type: ApplicationFiled: December 7, 2016Publication date: December 27, 2018Inventors: Wolfgang ROHDE, Alexej MICHAILOVSKI, Igor SHISHKOV, Reinhold RIEGER, Gerardo INCERA GARRIDO, Piyada CHAROENSIRISOMBOON, Darren MEGAW, David Johann GILBERT
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Publication number: 20170320068Abstract: 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.Type: ApplicationFiled: November 27, 2015Publication date: November 9, 2017Inventors: Gerardo INCERA GARRIDO, Rodrigo Ivan SERNA GUERRERO, Igor SHISHKOV, Reinhold RIEGER, Lars VICUM
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Publication number: 20170274389Abstract: 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.Type: ApplicationFiled: November 26, 2015Publication date: September 28, 2017Inventors: Igor SHISHKOV, Wolfgang ROHDE, Alexej MICHAILOVSKI, Andreas LUZ, Reinhold RIEGER, Petra JOHN, Imme DOMKE
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Patent number: 9387485Abstract: 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.Type: GrantFiled: April 19, 2013Date of Patent: July 12, 2016Assignee: BASF SEInventors: Alexej Michailovski, Piyada Charoensirisomboon, Reinhold Rieger, Imme Domke, Igor Shishkov, Hua Wu, Xinya Zhang, Massimo Morbidelli
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Patent number: 9376457Abstract: 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.Type: GrantFiled: September 2, 2011Date of Patent: June 28, 2016Assignee: BASF SEInventors: Stephan Deuerlein, Imme Domke, Alexej Michailovski, Reinhold Rieger, Piyada Charoensirisomboon, Christian Eichholz, Robert Bayer
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Patent number: 9352334Abstract: 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 (5) through which a dispersion flows having at least two inlets (1, 2) and at least two outlets (3, 4), further comprising at least one magnet (6) that is moveable alongside the canal (5), wherein the canal (5) is arranged relative to gravity in a way that nonmagnetic constituents are assisted to go into at least the one first outlet (3) (stream I) by sedimentation and by the current of the dispersion and magnetic constituents are forced into at least one second outlet (4) (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.Type: GrantFiled: January 31, 2012Date of Patent: May 31, 2016Assignees: BASF SE, BASF CorporationInventors: Reinhold Rieger, Imme Domke, Alexej Michailovski, Dennis Lösch, Stephan Deuerlein, Igor Shishkov, David F. Blackwood
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Patent number: 9216420Abstract: 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° 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.Type: GrantFiled: May 3, 2013Date of Patent: December 22, 2015Assignee: BASF SEInventors: Reinhold Rieger, Imme Domke, Alexej Michailovski, Piyada Charoensirisomboon, David F. Blackwood
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Patent number: 9024050Abstract: 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.Type: GrantFiled: March 29, 2012Date of Patent: May 5, 2015Assignees: BASF SE, BASF CorporationInventors: Stephan Deuerlein, Imme Domke, Alexej Michailovski, Reinhold Rieger, Piyada Charoensirisomboon, David F. Blackwood, Christian Eichholz, Robert Bayer, Dennis Loesch, Igor Shishkov
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Publication number: 20140027383Abstract: 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 (5) through which a dispersion flows having at least two inlets (1, 2) and at least two outlets (3, 4), further comprising at least one magnet (6) that is moveable alongside the canal (5), wherein the canal (5) is arranged relative to gravity in a way that nonmagnetic constituents are assisted to go into at least the one first outlet (3) (stream I) by sedimentation and by the current of the dispersion and magnetic constituents are forced into at least one second outlet (4) (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.Type: ApplicationFiled: January 31, 2012Publication date: January 30, 2014Applicants: BASF Corporation, BASF SEInventors: Reinhold Rieger, Imme Domke, Alexej Michailovski, Dennis Lösch, Stephan Deuerlein, Igor Shishkov, David F. Blackwood
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Publication number: 20130334107Abstract: The present invention relates to an apparatus for separating magnetic particles from a dispersion comprising these magnetic particles and non-magnetic particles, comprising at least one loop-like canal forming 90 to 350° of a circular arc through which the dispersion flows, at least one magnet that is movable alongside 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 are forced, wherein the apparatus further comprises at least one first means for treating the dispersion or a part of the dispersion with a hydrophilic liquid and at least one second means for treating the dispersion or a part of the dispersion with a hydrophobic liquid. In addition, the present invention relates to the use of the apparatus according to the present invention for separating magnetic particles from a dispersion, comprising these magnetic particles and non-magnetic particles.Type: ApplicationFiled: May 3, 2013Publication date: December 19, 2013Applicant: BASF SEInventors: Reinhold Rieger, Imme Domke, Alexej Michailovski, Piyada Charoensirisomboon, David F. Blackwood
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Publication number: 20130319912Abstract: 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.Type: ApplicationFiled: April 19, 2013Publication date: December 5, 2013Applicant: BASF SEInventors: Alexej Michailovski, Piyada Charoensirisomboon, Reinhold Rieger, Imme Domke, Igor Shishkov, Hua Wu, Xinya Zhang, Massimo Morbidelli
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Patent number: 8584862Abstract: A method for magnetic ore separation and/or dressing is provided, in which metalliferous recoverable materials are separated from conveyed metalliferous ore rock.Type: GrantFiled: May 31, 2010Date of Patent: November 19, 2013Assignees: Siemens Aktiengesellschaft, BASF SEInventors: Vladimir Danov, Imme Domke, Bernd Gromoll, Werner Hartmann, Wolfgang Krieglstein, Alexej Michailovski, Norbert Mronga, Reinhold Rieger
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Patent number: 8486270Abstract: 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/m3 being introduced into the dispersion in step (A).Type: GrantFiled: November 10, 2010Date of Patent: July 16, 2013Assignees: BASF SE, Siemens AktiengesellschaftInventors: Reinhold Rieger, Alexej Michailovski, Imme Domke
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Patent number: 8475662Abstract: 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.Type: GrantFiled: November 22, 2010Date of Patent: July 2, 2013Assignees: BASF SE, BASF Corporation, Siemens AktiengesellschaftInventors: Imme Domke, Reinhold Rieger, Alexej Michailovski, Christian Bittner
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Publication number: 20120264111Abstract: 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.Type: ApplicationFiled: March 29, 2012Publication date: October 18, 2012Applicants: BASF CORPORATION, BASF SEInventors: Stephan DEUERLEIN, Imme Domke, Alexej Michailovski, Reinhold Rieger, Piyada Charoensirisomboon, David F. Blackwood, Christian Eichholz, Robert Bayer, Dennis Lösch, Igor Shishkov
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Publication number: 20120228413Abstract: 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/m3 being introduced into the dispersion in step (A).Type: ApplicationFiled: November 10, 2010Publication date: September 13, 2012Applicants: Siemens AG, BASF SEInventors: Reinhold Rieger, Alexej Michailovski, Imme Domke