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Gunter Giesselmann
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Heusenstamm, DE
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last 30 patents
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Patent Grant
Method and apparatus for the quantitative enrichment of volatile co...
Patent number
5,665,208
Issue date
Sep 9, 1997
Eppendorf-Netheler-Hinz GmbH
Gunter Giesselmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of preparing alkylisothiocyanic acid esters
Patent number
5,208,361
Issue date
May 4, 1993
Degussa Aktiengesellschaft
Gunter Giesselmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Concentration of volatile compounds from solid or liquid material
Patent number
4,846,935
Issue date
Jul 11, 1989
Degussa Aktiengesellschaft
Gunter Giesselmann
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Process for the production of methylisocyanate
Patent number
4,206,136
Issue date
Jun 3, 1980
Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
Gunter Giesselmann
C07 - ORGANIC CHEMISTRY