Patents by Inventor Wolfgang Steiner
Wolfgang Steiner 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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Publication number: 20240132471Abstract: The invention relates to novel compounds having the general formula Ib wherein R1, R2, R1, R4, R5 and Z are as described herein, composition including the compounds and methods of using the compounds.Type: ApplicationFiled: November 30, 2023Publication date: April 25, 2024Applicant: Hoffmann-La Roche Inc.Inventors: Lea Aurelie BOUCHE, Wolfgang GUBA, Georg JAESCHKE, Stefanie Katharina MESCH, Angélique PATINY-ADAM, Christian SCHNIDER, Sandra STEINER, Andreas Michael TOSSTORFF
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Patent number: 11229232Abstract: An apparatus is provided for processing fruit or vegetables in order to obtain a flowable mass, such as juice or puree and includes a receptacle, an extraction unit for mechanically extracting juice and pulp from the fruit or vegetables, the unit being located within the receptacle for discharging the juice and pulp into the receptacle, a motor unit, drivingly connected to the extraction unit, an outlet unit for collecting flowable mass from the receptacle.Type: GrantFiled: September 1, 2020Date of Patent: January 25, 2022Assignee: NOVIS AGInventor: Wolfgang Steiner
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Publication number: 20200390140Abstract: An apparatus is provided for processing fruit or vegetables in order to obtain a flowable mass, such as juice or puree and includes a receptacle, an extraction unit for mechanically extracting juice and pulp from the fruit or vegetables, the unit being located within the receptacle for discharging the juice and pulp into the receptacle, a motor unit, drivingly connected to the extraction unit, an outlet unit for collecting flowable mass from the receptacle.Type: ApplicationFiled: September 1, 2020Publication date: December 17, 2020Applicant: NOVIS AGInventor: Wolfgang Steiner
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Patent number: 9598379Abstract: Process for preparing melamine by converting urea in the presence of a solid catalyst in one reactor or in a plurality of reactors connected in series in the temperature range from 370° C. to 430° C., cooling and filtering the gas formed in the urea conversion, removing the melamine by desublimation and recycling a portion of the gas present after the melamine removal (“cycle gas”) into the reactor or the reactors, which comprises performing all of the above stages at a pressure in the range from 4 bar abs. to 10 bar abs.Type: GrantFiled: October 14, 2008Date of Patent: March 21, 2017Assignee: BASF SEInventors: Andreas Kern, Hans-Ulrich Pröbstle, Tilo John, Wolfgang Steiner, Heiko Maas
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Publication number: 20130255511Abstract: An apparatus is provided for processing fruit or vegetables in order to obtain a flowable mass, such as juice or puree and includes a receptacle, an extraction unit for mechanically extracting juice and pulp from the fruit or vegetables, the unit being located within the receptacle for discharging the juice and pulp into the receptacle, a motor unit, drivingly connected to the extraction unit, an outlet unit for collecting flowable mass from the receptacle.Type: ApplicationFiled: December 13, 2011Publication date: October 3, 2013Applicant: Novissa Haushaltgeråte AGInventor: Wolfgang Steiner
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Patent number: 8415265Abstract: A process for the preparation of melamine by decomposition of urea with the use of a catalyst, the catalyst comprising a) 10-90% by weight of zeolite, b) 10-90% by weight of a matrix comprising silica, alumina, silicon aluminum oxides and/or clay minerals, and c) 0-10% by weight of additives and the total content of nickel and vanadium in the catalyst being less than 500 ppm.Type: GrantFiled: May 21, 2008Date of Patent: April 9, 2013Assignee: BASF SEInventors: Christian Kuhrs, Andreas Kern, Tilo John, Wolfgang Steiner, Heiko Maas
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Publication number: 20100222582Abstract: Process for preparing melamine by converting urea in the presence of a solid catalyst in one reactor or in a plurality of reactors connected in series in the temperature range from 370° C. to 430° C., cooling and filtering the gas formed in the urea conversion, removing the melamine by desublimation and recycling a portion of the gas present after the melamine removal (“cycle gas”) into the reactor or the reactors, which comprises performing all of the above stages at a pressure in the range from 4 bar abs. to 10 bar abs.Type: ApplicationFiled: October 14, 2008Publication date: September 2, 2010Applicant: BASF SEInventors: Andreas Kern, Hans-Ulrich Pröbstle, Tilo John, Wolfgang Steiner, Heiko Maas
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Publication number: 20100184976Abstract: A process for the preparation of melamine by decomposition of urea with the use of a catalyst, the catalyst comprising a) 10-90% by weight of zeolite, b) 10-90% by weight of a matrix comprising silica, alumina, silicon aluminum oxides and/or clay minerals, and c) 0-10% by weight of additives and the total content of nickel and vanadium in the catalyst being less than 500 ppm.Type: ApplicationFiled: May 21, 2008Publication date: July 22, 2010Applicant: BASF SEInventors: Christian Kuhrs, Andreas Kern, Tilo John, Wolfgang Steiner, Heiko Maas
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Patent number: 7253280Abstract: The present invention relates to a process for the catalytic preparation of melamine by decomposition of urea over particular solid catalysts using a main reactor and an after-reactor. A catalyst having a low Lewis acidity is used in the main reactor and a catalyst having an equal or preferably higher Lewis acidity is used in the after-reactor.Type: GrantFiled: January 16, 2004Date of Patent: August 7, 2007Assignee: BASF AktiengesellschaftInventors: Christian Kuhrs, Eckehard Danz, Wolfgang Steiner, Ralf-Thomas Rahn, Thomas Grassler, Reiner Geier, Klaus Harth, Markus Hölzle
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Publication number: 20060167250Abstract: The present invention relates to a process for the catalytic preparation of melamine by decomposition of urea over particular solid catalysts using a main reactor and an after-reactor. A catalyst having a low Lewis acidity is used in the main reactor and a catalyst having an equal or preferably higher Lewis acidity is used in the after-reactor.Type: ApplicationFiled: January 16, 2004Publication date: July 27, 2006Applicant: BASF AKTIENGESELLSCHAFTInventors: Christian Kuhrs, Eckehard Danz, Wolfgang Steiner, Ralf-Thomas Rahn, Thomas Grabler, Reiner Geter, Klaus Harth, Markus Holzle
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Patent number: 5899393Abstract: The invention relates to a process for recycling diaphragms, in particular a process for recycling used asbestos-free diaphragms from alkali metal chloride electrolysis, the diaphragm material being comminuted, the diaphragm material being washed with a wash substrate and a reusable material being obtained.Type: GrantFiled: January 11, 1996Date of Patent: May 4, 1999Assignee: BASF AktiengesellschaftInventors: Rudi Kroner, Bernd Leutner, Dieter Schlafer, Wolfgang Steiner, Holger Friedrich
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Patent number: 5876785Abstract: The invention relates to a process for recycling diaphragms, in particular a process for recycling used asbestos-free diaphragms from alkali metal chloride electrolysis, the diaphragm material being comminuted, the diaphragm material being washed with a wash substrate and a reusable material being obtained.Type: GrantFiled: December 17, 1997Date of Patent: March 2, 1999Assignee: BASF AktiengesellschaftInventors: Rudi Kroner, Bernd Leutner, Dieter Schlafer, Wolfgang Steiner, Holger Friedrich
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Patent number: 5765763Abstract: The invention relates to a process for recycling diaphragms, in particular a process for recycling used asbestos-free diaphragms from alkali metal chloride electrolysis, the diaphragm material being comminuted, the diaphragm material being washed with a wash substrate and a reusable material being obtained.Type: GrantFiled: January 11, 1996Date of Patent: June 16, 1998Assignee: BASF AktiengesellschaftInventors: Rudi Kroner, Bernd Leutner, Dieter Schlafer, Wolfgang Steiner, Holger Friedrich
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Patent number: 5755951Abstract: A process for the regeneration of plastic diaphragms is described, in which a mineral acid solution is mixed with a suitable corrosion inhibitor, this mixture is temperature controlled at from approximately 0.degree. to 100.degree. C., preferably 40.degree. to 80.degree. C., in particular 50.degree. to 70.degree. C., and passed through the diaphragm for from approximately 0.1 to 84 hours, preferably 1 to 72 hours, in particular 2 to 24 hours.Type: GrantFiled: June 16, 1997Date of Patent: May 26, 1998Assignee: BASF AktiengesellschaftInventors: Rudi Kroner, Bernd Leutner, Hans-Michael Schneider, Holger Friedrich, Kurt Hecky, Dieter Schlafer, Wolfgang Steiner
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Patent number: 5106479Abstract: A metal/metal oxide electrode for determining chlorine in aqueous solutions comprises a metallic tantalum core on which there is non-porous tantalum suboxide.Type: GrantFiled: August 23, 1990Date of Patent: April 21, 1992Assignee: BASF AktiengesellschaftInventors: Wolfgang Habermann, Axel Anderlohr, Wolfgang Steiner
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Patent number: 4994603Abstract: A process for the preparation of methyl formate by reacting methanol and carbon monoxide in the presence of an alkali metal alcoholate or alkaline earth metal alcoholate at from 30.degree. to 150.degree. C. and from 50 to 300 bar, wherein a nonionic complexing agent is used to bind the alkali metal cations or alkaline earth metal cations.Type: GrantFiled: September 4, 1981Date of Patent: February 19, 1991Assignee: BASF AktiengesellschaftInventors: Franz-Josef Mueller, Wolfgang Steiner, Karl-Heinz Ross, Otto Kratzer
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Patent number: 4517391Abstract: Ethanol is prepared by hydrogenating acetic acid under superatmospheric pressure and at elevated temperatures by a process wherein a predominantly cobalt-containing catalyst is used and acetic acid and hydrogen are passed through the reactor, at from 210.degree. to 330.degree. C. and under from 10 to 350 bar, under conditions such that a liquid phase in not formed during this procedure.Type: GrantFiled: May 20, 1983Date of Patent: May 14, 1985Assignee: BASF AktiengesellschaftInventors: Schuster, Ludwig, Franz-Josef Mueller, Axel Anderlohr, Peter Blei, Gerhart Eigenberger, Bernd Hoppner, Gerd Kaibel, Wolfgang Steiner
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Patent number: D734646Type: GrantFiled: February 4, 2014Date of Patent: July 21, 2015Assignee: Novissa Haushaltgeräte AGInventors: Wolfgang Steiner, Jörg Teufel
