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METHOD FOR PRODUCING DI AND POLYAMINES OF DIPHENYLMETHANE SERIES

METHOD FOR PRODUCING DI AND POLYAMINES OF DIPHENYLMETHANE SERIES

by KNUT SOMMER, RICHARD ADAMSON, FRITZ, POHL, STEFAN, WERSHOFEN, HEINZ-HERBERT MÜLLER DR
Year of Publication 13.07.2017

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Patent

Method and device for the secure operation of a switching device

Method and device for the secure operation of a switching device

by WABNER ALF, KOPPMANN BARDO, ZIMMERMANN NORBERT, HARTINGER PETER, MITLMEIER NORBERT, ADUNKA ROBERT, NIEBLER LUDWIG, POHL FRITZ
Year of Publication 12.07.2011

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Patent

Method and device for the secure operation of a switching device

Method and device for the secure operation of a switching device

by Adunka, Robert, Hartinger, Peter, Koppmann, Bardo, Mitlmeier, Norbert, Niebler, Ludwig, Pohl, Fritz, Wabner, Alf, Zimmermann, Norbert
Year of Publication 12.07.2011

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Patent

Switching contact for electromechanical switchgear, has fuse-resistant intermediate element arranged between contact piece and contact holder, where conductivity of intermediate element is smaller than conductivity of contact piece

Switching contact for electromechanical switchgear, has fuse-resistant intermediate element arranged between contact piece and contact holder, where conductivity of intermediate element is smaller than conductivity of contact piece

by NIEBLER, LUDWIG, POHL, FRITZ, WABNER, ALF, ZIMMERMANN, NORBERT
Year of Publication 16.10.2008

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Patent

METHOD FOR PRODUCING DI- AND POLYAMIDES IN THE DIPHENYLMETHANE FAMILY

METHOD FOR PRODUCING DI- AND POLYAMIDES IN THE DIPHENYLMETHANE FAMILY

by BERTHOLD KEGENHOFF, FRITZ POHL DR, RICHARD ADAMSON, RUDOLF UCHDORF
Year of Publication 11.07.2011

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Patent

ELECTROMECHANICAL SWITCHING DEVICE AND ARRANGEMENT WITH SEVERAL SUCH DEVICES

ELECTROMECHANICAL SWITCHING DEVICE AND ARRANGEMENT WITH SEVERAL SUCH DEVICES

by POHL, FRITZ, JAEHNER, WILFRIED
Year of Publication 30.05.1996

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Patent

Electromechanical switching device and arrangement with several such devices

Electromechanical switching device and arrangement with several such devices

by FRITZ POHL, WILFRIED JAEHNER
Year of Publication 22.03.1996

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Patent

VAPOR-PHASE ISOCYANATE PRODUCTION METHOD

VAPOR-PHASE ISOCYANATE PRODUCTION METHOD

by BRUNS RAINER, STEFFENS FRIEDHELM, STUTZ HERBERT, BISKUP KLAUS, POHL FRITZ
Year of Publication 31.07.2008

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Patent

Process for the preparation of isocyanates in the gas phase

Process for the preparation of isocyanates in the gas phase

by BRUNS RAINER, STEFFENS FRIEDHELM, STUTZ HERBERT, BISKUP KLAUS, POHL FRITZ
Year of Publication 10.07.2008

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Patent

PROCESS FOR PRODUCING ISOCYANATE IN GAS PHASE

PROCESS FOR PRODUCING ISOCYANATE IN GAS PHASE

by BRUNS RAINER, STEFFENS FRIEDHELM, STUTZ HERBERT, BISKUP KLAUS, POHL FRITZ
Year of Publication 03.07.2008

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Patent

Method for producing di and polyamines of diphenylmethane series

Method for producing di and polyamines of diphenylmethane series

by Pohl, Fritz, Dr, Müller, Heinz-Herbert, Dr, Sommer, Knut, Dr, Wershofen, Stefan, Dr, Adamson, Richard
Year of Publication 19.04.2017

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Patent

PROCESS FOR THE PREPARATION OF ISOCYANATES IN THE GAS PHASE

PROCESS FOR THE PREPARATION OF ISOCYANATES IN THE GAS PHASE

by BRUNS RAINER, STEFFENS FRIEDHELM, STUTZ HERBERT, BISKUP KLAUS, POHL FRITZ
Year of Publication 19.06.2008

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Patent

PROCESS FOR THE PREPARATION OF ISOCYANATES IN THE GAS PHASE

PROCESS FOR THE PREPARATION OF ISOCYANATES IN THE GAS PHASE

by BRUNS RAINER, STEFFENS FRIEDHELM, STUTZ HERBERT, BISKUP KLAUS, POHL FRITZ
Year of Publication 19.06.2008

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Patent

Producing isocyanates comprises reacting phosgene and amines, cooling the obtained gas mixture for the condensation of formed isocyanate and separating the non-condensed isocyanate from the mixture by washing

Producing isocyanates comprises reacting phosgene and amines, cooling the obtained gas mixture for the condensation of formed isocyanate and separating the non-condensed isocyanate from the mixture by washing

by BISKUP, KLAUS, POHL, FRITZ, BRUNS, RAINER, STEFFENS, FRIEDHELM, STUTZ, HERBERT
Year of Publication 19.06.2008

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Patent

Process for the preparation of isocyanates in the gas phase

Process for the preparation of isocyanates in the gas phase

by BRUNS RAINER, STEFFENS FRIEDHELM, STUTZ HERBERT, BISKUP KLAUS, POHL FRITZ
Year of Publication 19.06.2008

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Patent

Method for expanding the adjustment range of overload protection devices, associated overload protection devices and their use

Method for expanding the adjustment range of overload protection devices, associated overload protection devices and their use

by FEIL WOLFGANG, KRAETZSCHMAR ANDREAS, POHL FRITZ
Year of Publication 02.01.2013

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Patent

SCHNELLSCHALTER

SCHNELLSCHALTER

by POHL, FRITZ, JAEHNER, WILFRIED
Year of Publication 15.08.1995

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Patent

High-speed circuit breaker

High-speed circuit breaker

by POHL, FRITZ, JAEHNER, WILFRIED
Year of Publication 09.08.1995

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Patent

Method and Device for Securely Operating a Switching Device

Method and Device for Securely Operating a Switching Device

by ZIMMERMANN NORBERT, HARTINGER PETER, NIEBLER LUDWIG, POHL FRITZ
Year of Publication 24.04.2008

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Patent

Process for the production of dinitrotoluene

Process for the production of dinitrotoluene

by LORENZ WOLFGANG, WIECHERS GERHARD, PENNEMANN BERND, POHL FRITZ, MUENNIG JUERGEN
Year of Publication 10.04.2008

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Patent

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