Patents by Inventor Stefan Karbach
Stefan Karbach 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: 9364802Abstract: The subject of the present invention is an apparatus for the intermixing of a fluid stream with a fluid stream, which comprises a pipe through which the fluid stream is routed, at least two distributors for delivering the fluid stream being arranged inside the pipe, this arrangement of the distributors being made possible by bores in the casing of the pipe, and these distributors having a free flow cross section which is constant or decreases continuously, as seen in the main direction of flow of the fluid, and the distributors having one or more rows of holes for delivering the fluid into the fluid.Type: GrantFiled: February 28, 2012Date of Patent: June 14, 2016Assignee: BASF SEInventors: Kerstin Heinen, Stefan Karbach, Burkhardt Dames, Wolfgang Haip, Wolfgang Gerlinger, Torsten Mattke
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Publication number: 20120226073Abstract: The subject of the present invention is an apparatus for the intermixing of a fluid stream with a fluid stream, which comprises a pipe through which the fluid stream is routed, at least two distributors for delivering the fluid stream being arranged inside the pipe, this arrangement of the distributors being made possible by bores in the casing of the pipe, and these distributors having a free flow cross section which is constant or decreases continuously, as seen in the main direction of flow of the fluid, and the distributors having one or more rows of holes for delivering the fluid into the fluid.Type: ApplicationFiled: February 28, 2012Publication date: September 6, 2012Applicant: BASF SEInventors: Kerstin Heinen, Stefan Karbach, Burkhardt Dames, Wolfgang Haip, Wolfgang Gerlinger, Torsten Mattke
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Patent number: 5210297Abstract: A process for working up mother liquors resulting from the preparation of adipic acid by oxidation of cyclohexanol or cyclohexanone or mixtures thereof with nitric acid entails removal of nitric acid by azeotropic distillation with water, heating the resulting melt at from 130.degree. to 180.degree. C. and then dissolving it in water, treating the aqueous solution with cation exchangers, subsequently again evaporating off the water and heating the resulting dicarboxylic acid melt at from 200.degree. to 240.degree. C. and then obtaining a mixture of dicarboxylic acids by distillation.Type: GrantFiled: December 30, 1991Date of Patent: May 11, 1993Assignee: BASF AktiengesellschaftInventors: Gerhard Frank, Guenter Herrmann, Gert Buerger, Jost H. Manegold, Stefan Karbach, Ruediger Schmitz
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Patent number: 5194444Abstract: Azolylmethyloxiranes of the general formula I ##STR1## where A and B are cycloalkyl, tetrahydropyranyl, tetrahydrofuranyl, dioxanyl, norbornyl, cycloalkenyl or phenyl, each of these radicals being unsubstituted or substituted, with the proviso that A and Z are not simultaneously phenyl, D is O, X is CH or N, and their plant-tolerated acid addition salts or metal complexes, and fungicides containing these compounds.Type: GrantFiled: February 11, 1992Date of Patent: March 16, 1993Assignee: BASF AktiengesellschaftInventors: Rainer Seele, Stefan Karbach, Thomas Kuekenhoehner, Hubert Sauter, Gisela Lorenz, Eberhard Ammermann
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Patent number: 5159117Abstract: A process for preparing .alpha.,.alpha.-dialkoxy ketones of the formula I ##STR1## where R.sup.1 and R.sup.2 are each, independently of one another, hydrogen, C.sub.1 -C.sub.20 -alkyl, C.sub.3 -C.sub.20 -cycloalkyl, C.sub.4 -C.sub.30 -cycloalkylakyl, C.sub.9 -C.sub.30 -alkylcycloalkyl, unsubstituted or C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy-, halogen-, C.sub.1 -C.sub.4 -haloalkyl-, C.sub.1 -C.sub.4 -haloalkoxy-, phenyl-, phenoxy-, halophenyl-, halophenoxy- and/or cyano-substituted aryl, C.sub.7 -C.sub.20 -aralkyl or heterocyclyl,R.sup.2 is also ##STR2## R.sup.3 and R.sup.4 are each, independently of one another, C.sub.1 -C.sub.20 -alkyl, C.sub.3 -C.sub.20 -cycloalkyl, aryl, C.sub.7 -C.sub.20 -arylalkyl, or together are an unsubstituted or C.sub.1-C.sub.4 -alkyl- substituted C.sub.2 -C.sub.7 -alkylene chain andR.sup.5 is R.sup.1 or together with R.sup.1 is an unsubstituted or C.sub.1 -C.sub.4 -alkyl-substituted C.sub.2 -C.sub.Type: GrantFiled: August 20, 1991Date of Patent: October 27, 1992Assignee: BASF AktiengesellschaftInventors: Guenter Wegner, Stefan Karbach, Hubert Smuda, Eckhard Hickmann, Reiner Kober, Rainer Seele, Thomas Zierke
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Patent number: 5132318Abstract: Azolylmethyloxiranes of the general formula I ##STR1## where A and B are cycloalkyl, tetrahydropyranyl, tetrahydrofuranyl, dioxanyl, norbornyl, cycloalkenyl or phenyl, each of these radicals being unsubstituted or substituted, with the proviso that A and B are not simultaneously phenyl, D is O, X is CH or N, and their plant-tolerated acid addition salts or metal complexes, and fungicides containing these compounds.Type: GrantFiled: February 20, 1990Date of Patent: July 21, 1992Assignee: BASF AktiengesellschaftInventors: Rainer Seele, Stefan Karbach, Thomas Kuekenhoehner, Hubert Sauter, Gisela Lorenz, Eberhard Ammermann
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Patent number: 5122531Abstract: Vinylazoles of the general formula I ##STR1## where R.sup.1 and R.sup.2 are alkyl, cycloalkyl, tetrahydropyranyl, pyridyl, naphthyl, biphenyl or phenyl, these radicals being substituted or unsubstituted, X is CH or N, and plant-tolerated acid addition salts and metal complexes thereof, and crop protection agents containing these compounds.Type: GrantFiled: September 21, 1990Date of Patent: June 16, 1992Assignee: BASF AktiengesellschaftInventors: Rainer Seele, Wolfgang Rohr, Bernhard Zipperer, Stefan Karbach, Lothar Rueb, Eberhard Ammermann, Gisela Lorenz, Wilhelm Rademacher, Johann Jung
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Patent number: 5102899Abstract: Azolylmethyloxiranes of the general formula I ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are substituted or unsubstituted alkyl, benzyl, naphthyl, biphenyl, dioxanyl, phenyl, tetrahydropyranyl, tetrahydrofuranyl, norbornyl, C.sub.3 -C.sub.12 -cycloalkyl or C.sub.3 -C.sub.12 -cycloalkenyl, and X is CH or N, and plant-tolerated acid addition salts and metal complexes thereof, and fungicides containing these compounds.Type: GrantFiled: March 14, 1990Date of Patent: April 7, 1992Assignee: BASF AktiengesellschaftInventors: Rainer Seele, Walter Himmele, Stefan Karbach, Hubert Sauter, Eberhard Ammermann, Gisela Lorenz
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Patent number: 5098917Abstract: Substituted imidazolylmethyloxiranes and substituted imidazolylpropenes of the general formula I ##STR1## wherein R.sup.1 and R.sup.2 are alkyl, cycloalkyl, cycloalkenyl, tetrahydropyranyl, norbornyl, pyridyl, naphthyl, biphenyl or phenyl,D is oxygen or a single bond,E is H, F, Cl or Br,X, Y and Z are hydrogen, halogen, nitro, cyano, alkyl, haloalkyl, alkoxy, unsubstituted or substituted amino, unsubstituted or substituted mercapto, acyl, alkoxycarbonyl, hydroxyalkyl or substituted or unsubstituted phenyl, and acid addition salts and metal complexes thereof tolerated by plants,processes for their manufacture, and fungicides containing them.Type: GrantFiled: March 7, 1991Date of Patent: March 24, 1992Assignee: BASF AktiengesellschaftInventors: Rainer Seele, Stefan Karbach, Norbert Goetz, Hubert Sauter, Eberhard Ammermann, Gisela Lorenz
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Patent number: 5093046Abstract: Ethereal solutions of arylmethylmagnesium halidesAr--CH.sub.2 --Mg--Hal I(where Ar is unsubstituted or substituted aryl and Hal is Cl or Br) are prepared by the Grignard method from an arylmethyl halide IIAr--CH.sub.2 --Hal IIand magnesium in an ether IIItert-butyl--O--R III(where R is C.sub.1 -C.sub.3 -alkyl) as solvent.Type: GrantFiled: August 31, 1990Date of Patent: March 3, 1992Assignee: BASF AktiengesellschaftInventors: Reiner Kober, Rainer Seele, Thomas Zierke, Heinz Isak, Stefan Karbach, Guenter Wegner
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Patent number: 5057531Abstract: Azolylmethyloxiranes of the general formula I ##STR1## where R.sub.1 and R.sub.2 are substituted or unsubstituted alkyl, naphthyl, biphenyl, dioxanyl or phenyl,m and n are each an integer from 1 to 5 or 0, with the proviso that m+n is 1 or more, D is oxygen or a single bond,X is CH or N, and their plant-tolerated acid addition salts and metal complexes, and fungicides containing these compounds.Type: GrantFiled: February 24, 1989Date of Patent: October 15, 1991Assignee: BASF AktiengesellschaftInventors: Rainer Seele, Stefan Karbach, Norbert Goetz, Gisela Lorenz, Eberhard Ammermann
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Patent number: 5028618Abstract: Substituted imidazolylmethyloxiranes and substituted imidazolylpropenes of the general formula I ##STR1## where R.sup.1 and R.sup.2 are alkyl, cycloalkyl, cycloalkenyl, tetrahydropyranyl, norbornyl, pyridyl, naphthyl, biphenyl or phenyl,D is oxygen or a single bond,E is H, F, Cl or Br,X, Y and Z are hydrogen, halogen, nitro, cyano, alkyl, haloalkyl, alkoxy, unsubstituted or substituted amino, unsubstituted or substituted mercapto, acyl, alkoxycarbonyl, hydroxyalkyl or substituted or unsubstituted phenyl, and acid addition salts and metal complexes thereof tolerated by plants,processes for their manufacture, and fungicides containing them.Type: GrantFiled: July 7, 1989Date of Patent: July 2, 1991Assignee: BASF AktiengesellschaftInventors: Rainer Seele, Stefan Karbach, Norbert Goetz, Hubert Sauter, Eberhard Ammermann, Gisela Lorenz
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Patent number: 5006152Abstract: Azolylmethylcyclopropanes of the formula ##STR1## where R is alkyl, cycloalkyl, cycloalkenyl, tetrahydropyranyl, norbornyl, pyridyl, naphthyl, biphenyl or phenyl, and these radicals are substituted or unsubstituted, A is H, F, Cl or Br, and X is CH or N, their plant-tolerated acid addition salts and metal complexes, and fungicides and growth-regulating agents containing these compounds.Type: GrantFiled: September 19, 1989Date of Patent: April 9, 1991Assignee: BASF AktiengesellschaftInventors: Rainer Seele, Reiner Kober, Stefan Karbach, Hubert Sauter, Eberhard Ammermann, Gisela Lorenz, Wilhelm Rademacher, Johann Jung
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Patent number: 4963690Abstract: N-aminotriazole derivatives of the general formulae Ia and Ib ##STR1## wherein R.sup.1 and R.sup.2 are each C.sub.1 -C.sub.8 -alkyl, C.sub.3 -C.sub.8 -cycloalkyl, C.sub.5 -C.sub.8 -cycloalkenyl, tetrahydropyranyl or norbornyl, or phenyl, biphenyl, naphthyl or pyridyl, and the aromatic radicals may carry from one to five halogen atoms and/or from one to three of the following groups: hydroxyl, phenoxy, nitro, amino, cyano, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy and/or C.sub.1 -C.sub.4 -alkylthio, and their salts which are environmentally compatible and tolerated by crops.Type: GrantFiled: October 6, 1989Date of Patent: October 16, 1990Assignee: BASF AktiengesellschaftInventors: Rainer Seele, Stefan Karbach, Reiner Kober, Matthias Zipplies, Hubert Sauter, Barbara A. Moore, Dale R. Carlson, Paul S. Zorner, Karl-Otto Westphalen, Bruno Wuerzer
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Patent number: 4940717Abstract: Imidazolylmethyloxiranes of the general formula I ##STR1## where R is phenyl, pyridyl, tetrahydropyranyl, norbornyl, C.sub.3 -C.sub.12 -cycloalkyl or C.sub.5 -C.sub.8 -cycloalkenyl, these radicals being unsubstituted or substituted, and their plant-tolerated acid addition salts and metal complexes, and fungicides containing these compounds.Type: GrantFiled: March 6, 1989Date of Patent: July 10, 1990Assignee: BASF AktiengesellschaftInventors: Rainer Seele, Stefan Karbach, Bernd Janssen, Reiner Kober, Eberhard Ammermann, Gisela Lorenz
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Patent number: 4937256Abstract: Thiophene compounds of the formula I ##STR1## where the substituents and the index have the following meanings: n is 0 or 1;R.sup.1 is hydrogen, halogen, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.8 -haloalkyl or C.sub.1 -C.sub.6 -haloalkoxy;R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are cyano, nitro or the groups given for R.sup.1 ;A is hydrogen, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.8 -alkoxy, C.sub.1 -C.sub.6 -haloalkoxy, substituted or unsubstituted aryl or heteroaryl, a radical OR.sup.6, whereR.sup.6 is hydrogen, C.sub.1 -C.sub.8 -alkyl, substituted C.sub.1 -C.sub.4 -alkyl, substituted or unsubstituted C.sub.2 -C.sub.8 -alkenyl, substituted or unsubstituted C.sub.3 -C.sub.7 -alkynyl, C.sub.4 -C.sub.9 -cycloalkyl, or a radical NR.sup.7 R.sup.8, where R.sup.7 and R.sup.8 are hydrogen, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.Type: GrantFiled: May 25, 1989Date of Patent: June 26, 1990Assignee: BASF AktiengesellschaftInventors: Reiner Kober, Joachim Leyendecker, Rainer Seele, Stefan Karbach, Norbert Meyer, Karl-Otto Westphalen, Bruno Wuerzer, Gerhard Wagenblast
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Patent number: 4920232Abstract: Known and novel substituted acroleins of the general formula I ##STR1## where R.sup.1 is alkoxy, phenoxy, halogen, haloalkyl, haloalkoxy, haloalkylthiyl or nitro, n is an integer from 1 to 5, in the case of n being greater than 1 the R.sup.1 s being identical or different and in the event of nitro substitution the aromatic ring carrying not more than 3 nitro groups, and where R.sup.2 is alkyl, cycloalkyl, unsubstituted or substituted aryl or hetaryl or a nonaromatic heterocyclic radical, are prepared by reacting a phenylacetaldehyde of the general formula II ##STR2## with an aldehyde of the general formula III[R.sup.2 -CHO] IIIin the presence of a base and a solvent. These acroleins are useful to prepare hydroxymethyloxiranes which are intermediates in the synthesis of antimycotic and fungicidal azoylmethyloxiranes.Type: GrantFiled: June 27, 1988Date of Patent: April 24, 1990Assignee: BASF AktiengesellschaftInventors: Norbert Goetz, Stefan Karbach, Hans-Gert Recker
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Patent number: 4914128Abstract: Acrylates of the general formula ##STR1## where R.sup.1 and R.sup.2 independently of one another are each C.sub.1 -C.sub.8 -alkyl, X is hydrogen, C.sub.1 -C.sub.4 -alkyl, halogen, C.sub.1 -C.sub.4 -alkoxy, haloalkyl, cyano or nitro, W is unsubstituted or alkyl-substituted, saturated or unsaturated C.sub.1 -C.sub.10 -alkylene, Y is hydrogen, alkyl, haloalkyl, alkoxyalkyl, cycloalkyl, aralkyl, aryl, aryloxy, halogen, an unsubstituted or substituted C.sub.4 H.sub.4 chain which is fused to the benzene radical, alkoxy, haloalkoxy, alkylthio, thiocyanato, cyano, NO.sub.2, ##STR2## where R' and R" independently of one another are each hydrogen, alkyl, alkoxy, alkylthio or cycloalkyl, or are phenyl which is unsubstituted or substituted by alkyl, halogen or alkoxy, m is 0 or 1, n is from 1 to 4 and Z is oxygen, sulfur, SO or SO.sub.2, and fungicides containing them.Type: GrantFiled: October 11, 1988Date of Patent: April 3, 1990Assignee: BASF AktiengesellschaftInventors: Ulrich Schirmer, Stefan Karbach, Ernst-Heinrich Pommer, Eberhard Ammermann, Wolfgang Steglich, Barbara A. M. Schwalge, Timm Anke
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Patent number: 4906652Abstract: Compounds of the formula ##STR1## where R, Hal and Z have the meanings given in the disclosure. The compounds are suitable for use as fungicides.Type: GrantFiled: April 14, 1988Date of Patent: March 6, 1990Assignee: BASF AktiengesellschaftInventors: Stefan Karbach, Bernd Janssen, Norbert Meyer, Hubert Sauter, Eberhard Ammermann, Ernst-Heinrich Pommer
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Patent number: 4822908Abstract: Substituted acrylates of the general formula ##STR1## where R.sup.1 and R.sub.2 are alkyl, alkenyl or alkynyl, X is hydrogen, halogen, alkyl, alkoxy, tirfluoromethyl, cyano or nitro, Y is ethylene, ethenylene, methyleneoxy, oxymethylene, thiomethylene, methylenethio or oxygen, R is hydrogen, substituted or unsubstituted alkyl, cycloalkyl, alkenyl, cycloalkenyl, alkynyl or cycloalkynyl, and fungicides containing these compounds.Type: GrantFiled: June 19, 1987Date of Patent: April 18, 1989Assignee: BASF AktiengesellschaftInventors: Stefan Karbach, Ulrich Schirmer, Costin Rentzea, Ernst-Heinrich Pommer, Eberhard Ammermann, Wolfgang Steglich, Barbara A. M. Schwalge, Timm Anke