Patents by Inventor Hermann Koehler
Hermann Koehler 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: 6418359Abstract: The invention relates to a control device, especially a temperature control device, comprising a sensor, a setpoint sensor, an electronic or electromechanical switch, an electricity supply unit, a control electronics unit and a casing encompassing said components. Said control device (1) is constructed by MID technology and the electronic and/or electromechanical components which make up the control device (1) are supported by walls of sections (7, 8, 9, 10) inside the casing and/or supporting elements (2) connected thereto. Said control device (1) has connecting contacts (3, 3′) leading outwards. The electronic and/or electromechanical components are interconnected by means of strip conductors (16) located directly on the casing floor (15) and/or casing walls and/or interior casing sections (7, 8, 9, 10).Type: GrantFiled: October 26, 1999Date of Patent: July 9, 2002Assignee: Inter Control Hermann Kohler GmbH & Co. KGInventors: Roland Wolf, Frank Eggebrecht, Hermann Köhler, Bernhard Frenzel, Michael Neubauer
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Patent number: 5274164Abstract: A process for the preparation of aromatic aryl chloroformates of the general formula I ##STR1## in which Ar denotes an aryl radical optionally mono- to penta-substituted by C.sub.1 -C.sub.20 -alkyl, C.sub.2 -C.sub.20 -alkenyl, C.sub.3 -C.sub.8 -alkyl-cycloalkyl, C.sub.1 -C.sub.20 -haloalkyl, C.sub.1 -C.sub.20 -alkoxy, C.sub.1 -C.sub.20 -alkylthio, halo, cyano, C.sub.2 -C.sub.20 -alkylcarbonyloxy, C.sub.3 -C.sub.20 -carboalkoxy, formyl, C.sub.2 -C.sub.20 -dialkylamino, aryl, aryloxy, arylthio, aroyl, C.sub.7 -C.sub.20 -aralkyl, C.sub.7 -C.sub.20 -aralkoxy, arylsulfonyl and/or C.sub.7 -C.sub.20 -aralkylthio and/or optionally mono- or di-substituted by chloroformyl and/or nitro, from phosgene and phenols of the general formula IIAr--OH (II),in which Ar has the meanings stated above and optionally carries one or two hydroxy groups, wherein the reaction is carried out at a temperature of from 60.degree. to 180.degree. C.Type: GrantFiled: November 13, 1992Date of Patent: December 28, 1993Assignee: BASF AktiengesellschaftInventors: Thomas Wettling, Jochem Henkelmann, Irene Troetsch-Schaller, Hermann Koehler
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Patent number: 5211737Abstract: 4-Aryl-2-haloimidazole-5-carboxylic esters of the general formula Ia and Ib ##STR1## where R.sup.1 is C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -alkenyl or C.sub.3 -C.sub.6 -alkynyl,R.sub.2 is C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -alkenyl or C.sub.3 -C.sub.6 -alkynyl,Hal is chlorine or bromine,n is 0 to 3,x is 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, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulfinyl, C.sub.1 -C.sub.4 -alkylsulfonyl, C.sub.1 -C.sub.4 -haloalkylthio, cyano, nitro, carbo-C.sub.1 -C.sub.4 -alkoxy, N,N-di-C.sub.1 -C.sub.4 -alkylcarbamoyl and/or halogen,processes for their manufacture, and their use in herbicidal agents as safeners in combination with at least one herbicidal active ingredient from the group consisting ofa) 2-(4-heteroaryloxy)- or 2-(4-aryloxy)-phenoxyacetic acid or -propionic acid derivatives andb) cyclohexenone derivatives.Type: GrantFiled: March 6, 1991Date of Patent: May 18, 1993Assignee: BASF AktiengesellschaftInventors: Ulrich Wriede, Gerhard Hamprecht, Hermann Koehler, Thomas Kuekenhoehner, Bruno Wuerzer, Karl-Otto Westphalen
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Patent number: 5207820Abstract: 1-Aryl- and 1-hetarylimidazolecarboxylic esters of the general formulae Ia and Ib ##STR1## where R.sup.1 is halogen or substituted or unsubstituted C.sub.1 -C.sub.4 -alkyl;R.sup.2 is substituted or unsubstituted C.sub.1 -C.sub.6 -alkyl; C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkynyl or C.sub.3 -C.sub.6 -cycloalkyl;R.sup.3 is hydrogen or C.sub.1 -C.sub.4 -alkyl;R.sup.4 is substituted or unsubstituted phenyl or 5- or 6-membered heteroaromatic,processes for their manufacture, and agents containing them.Type: GrantFiled: May 3, 1991Date of Patent: May 4, 1993Assignee: BASF AktiengesellschaftInventors: Ulrich Wriede, Gerhard Hamprecht, Hermann Koehler, Bruno Wuerzer
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Patent number: 5196611Abstract: The preparation of an alkyl, alkenyl, or alkynyl chloride by the reaction of a corresponding alcohol with phosgene or thionyl chloride in the presence of a phosphine oxide acting as catalyst, wherein the catalyst used is an aliphatic, cycloaliphatic, or cyclic/aliphatic phosphine oxide.Type: GrantFiled: May 6, 1992Date of Patent: March 23, 1993Assignee: BASF AktiengesellschaftInventors: Jochem Henkelmann, Irene Troetsch-Schaller, Thomas Wettling, Thomas-Michael Kahl, Leopold Hupfer, Wolfgang Franzischka, Hermann Koehler
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Patent number: 5117004Abstract: 4,5-Disubstituted imidazole-2-carboxylic acids are prepared by reacting 4,5-disubstituted imidazoles with carbon dioxide under superatmospheric pressure at from 150.degree. to 300.degree. C. in the presence of a base.Type: GrantFiled: February 10, 1989Date of Patent: May 26, 1992Assignee: BASF AktiengesellschaftInventors: Uwe Kempe, Toni Dockner, Hermann Koehler
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Patent number: 5043454Abstract: 1-Aryl- and 1-hetarylimidazolecarboxylic esters of the general formulae Ia and Ib ##STR1## where R.sup.1 is halogen or substituted or unsubstituted C.sub.1 -C.sub.4 -alkyl;R.sup.2 is substituted or unsubstituted C.sub.1 -C.sub.6 -alkyl; C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkynyl or C.sub.3 -C.sub.6 -cycloalkyl;R.sup.3 is hydrogen or C.sub.1 -C.sub.4 -alkyl;R.sup.4 is substituted or unsubstituted phenyl or 5- or 6-membered heteroaromatic,processes for their manufacture, and agents containing them.Type: GrantFiled: January 9, 1990Date of Patent: August 27, 1991Assignee: BASF AktiengesellschaftInventors: Ulrich Wriede, Gerhard Hamprecht, Hermann Koehler, Bruno Wuerzer
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Patent number: 5008398Abstract: A process for the preparation of imidazoles which are substituted with p-nitrophenyl in the 2- and/or 4- and/or 5-position and may carry additional substituents, by reacting imidazoles which are substituted by phenyl in the 2- and/or 4- and/or 5-position and may carry additional substituents with mixtures of sulfuric acid and nitric acid, wherein the reaction is carried out in the presence of urea.Type: GrantFiled: October 2, 1989Date of Patent: April 16, 1991Assignee: BASF AktiengesellschaftInventors: Hermann Koehler, Klaus Ebel, Helmut Karn, Christof Taubitz
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Patent number: 4924000Abstract: Acylated imidazoles of the formula ##STR1## where R.sup.1 and R.sup.3 are each H, alkyl of from 1 to 12 carbon atoms, alkenyl of from 1 to 12 carbon atoms, aryl, aralkyl or alkylaryl, R.sup.4 is H, alkyl of from 1 to 12 carbon atoms, alkenyl of from 1 to 12 carbon atoms, aryl, aralkyl or alkylaryl, and R.sup.5 is alkyl of from 1 to 12 carbon atoms, alkenyl of from 1 to 12 carbon atoms, aryl, aralkyl, alkylaryl or carboxyl, are prepared by reacting imidazoles of the formula ##STR2## where R.sup.1, R.sup.2 and R.sup.3 are each alkyl of from 1 to 12 carbon atoms, alkenyl of from 1 to 12 carbon atoms, aryl, aralkyl or alkylaryl, at least one of the radicals R.sup.1, R.sup.2 and R.sup.3 being hydrogen, and R.sup.4 is H, alkyl of from 1 to 12 carbon atoms, alkenyl of from 1 to 12 carbon atoms, aryl, aralkyl or alkylaryl, with widely used acylating agents of the formula ##STR3## where R.sup.Type: GrantFiled: March 9, 1989Date of Patent: May 8, 1990Assignee: BASF AktiengesellschaftInventors: Michael Hesse, Wolfgang Hoelderich, Toni Dockner, Hermann Koehler
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Patent number: 4900825Abstract: 4-Nitro-5-imidazolyl ethers and thioethers of the formula I ##STR1## where R.sup.1 is alkyl, alkoxyalkyl, cycloalkyl, aryl, aralkyl or alkylaryl, R.sup.2 is hydrogen, alkyl, cycloalkyl, aryl, aralkyl or alkylaryl, R.sup.3 is alkyl, cycloalkyl, aryl, aralkyl, alkylaryl or a heterocyclic or heteroaromatic radical or a counter-ion of the corresponding alcoholate or thiolate or, where X is sulfur, R.sup.3 is hydrogen, and X is oxygen or sulfur, and the stated organic radicals may furthermore carry substituents which are inert under the reaction conditions, are prepared by reacting a dinitroimidazole of the formula II ##STR2## with an alcohol or thiol of the formula IIIR.sup.3 --XH (III)in a solvent or diluent at a pH of the from 4 to 16.Type: GrantFiled: June 1, 1988Date of Patent: February 13, 1990Assignee: BASF AktiengsellschaftInventors: Hermann Koehler, Toni Dockner
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Patent number: 4864030Abstract: Process for the preparation of 1-alkylimidazoles of the general formula (I) ##STR1## where R.sup.1 is alkyl, R.sup.2 and R.sup.3 are hydrogen, alkyl, aryl, arylalkyl, or alkylaryl, R.sup.4 is carboxy, alkoxycarbonyl R.sup.5 OCC--, carbamoyl, or cyano, and R.sup.5 is an alkyl of from 1 to 8 carbon atoms--by the reaction of imidazoles of the general formula (II) ##STR2## with dialkyl sulfates of the general formula (III)(R.sup.1 O).sub.2 SO.sub.2 (III)at elevated temperatures in the presence of a carboxylic acid or anhydride or of both acid and anhydride.Type: GrantFiled: August 30, 1988Date of Patent: September 5, 1989Assignee: BASF AktiengesellschaftInventors: Hermann Koehler, Toni Dockner, Helmut Karn
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Patent number: 4803283Abstract: 4(5)-nitroimidazole-5(4)-carboxylic acids are prepared by reacting an imidazole-4(5)-carboxylic acid with a mixture of sulfuric acid and nitric acid at not less than 80.degree. C., the water content of the reaction mixture at the beginning of the reaction being no higher than 5% by weight, based on the reaction mixture.Type: GrantFiled: November 30, 1987Date of Patent: February 7, 1989Assignee: BASF AktiengesellschaftInventors: Toni Dockner, Uwe Kempe, Hermann Koehler