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Tony Van Osselaer
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Belsele, BE
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Patents Grants
last 30 patents
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Patent Grant
Purification of p,p-bisphenolate solutions
Patent number
5,959,160
Issue date
Sep 28, 1999
Bayer AG
Claus Wulff
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the transport and storage of phenol
Patent number
5,921,089
Issue date
Jul 13, 1999
Phenolchemie GmbH & Co. KG
Werner Kleinloh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for drying polymeric powders and polymeric agglomerates
Patent number
5,786,445
Issue date
Jul 28, 1998
Bayer Aktiengesellschaft
Claus Wulff
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Crystalline adduct of bisphenol A and bisphenol TMC
Patent number
5,756,860
Issue date
May 26, 1998
Bayer Aktiengesellschaft
Kurt-Peter Meurer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the preparation of ultra-pure bisphenol A and the use th...
Patent number
5,696,295
Issue date
Dec 9, 1997
Bayer AG
Claus Wulff
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the continuous production of high purity bisphenol A
Patent number
5,545,764
Issue date
Aug 13, 1996
Bayer Aktiengesellschaft
Klaus Berg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of benzothiazole sulphene amides
Patent number
4,801,707
Issue date
Jan 31, 1989
Bayer Aktiengesellschaft
Alfredo Wust
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the work-up of the mother liquors from the preparation...
Patent number
4,762,931
Issue date
Aug 9, 1988
Bayer Aktiengesellschaft
Gabriel Denecker
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing benzothiazolesulphenamides
Patent number
4,751,301
Issue date
Jun 14, 1988
Bayer Aktiengesellschaft
Alfredo Wust
C07 - ORGANIC CHEMISTRY