Bis-arylacetic acid, ester and amide compounds, used as light protection agent, especially in color photographic silver halide material, are prepared by ring-opening substituted benzofuranone with water, alcohol, ammonia or amine
KIRSCHKE, KLAUS, HENSELER, KLAUS, ODENWAELDER, HEINRICH, HAGEMANN, JOERG
Year of Publication 30.08.2001
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Year of Publication 30.08.2001
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Preparation of 3-methyl-pyrazole, uses mineral acid salt of hydrazine
KIRSCHKE, KLAUS, HUBER, NORBERT-WERNER, KRISTOF, WOLFGANG, NICLAS, HANS-JOACHIM, JASCHE, PETER, RADICS, UTE
Year of Publication 20.01.2000
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Year of Publication 20.01.2000
Patent
Verfahren zur Herstellung von 3-Methylpyrazol bzw. dessen Salze
KIRSCHKE, KLAUS, HUBER, NORBERT-WERNER, KRISTOF, WOLFGANG, NICLAS, HANS-JOACHIM, JASCHE, PETER, RADICS, UTE
Year of Publication 05.04.2007
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Year of Publication 05.04.2007
Patent
DE3229796
WELLER, RUDOLF., 7157 SULZBACH, DE, KIRSCHKE, KLAUS, (GRAD.), 7150 BACKNANG, DE
Year of Publication 20.04.1989
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Year of Publication 20.04.1989
Patent
Method for monitoring sensors for data traffic recording
WELLER, RUDOLF. , 7157 SULZBACH, DE, KIRSCHKE, KLAUS, (GRAD.), 7150 BACKNANG, DE
Year of Publication 07.06.1984
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Year of Publication 07.06.1984
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Circuit arrangement for recording telecommunications traffic
KORN,JOEL,DR, KIRSCHKE,KLAUS, WELLER,RUDOLF, SCHMIDT,WOLFGANG,DR, HERMENTIN,HEINZ
Year of Publication 16.06.1983
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Year of Publication 16.06.1983
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