Bart Hessen

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CM Amsterdam, NL

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Patents Grantslast 30 patents

Information Patent Grant
Process for selective hydrogenation of poly(monovinyl aromatic)-pol...
- Patent number 5,952,430
- Issue date Sep 14, 1999
- Shell Oil Company
- Harry Van Der Heijden
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for hydrogenation of conjugated diene polymers and catalyst...
- Patent number 5,925,717
- Issue date Jul 20, 1999
- Shell Oil Company
- Eric Johannes Maria De Boer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for hydrogenation of conjugated diene polymers and catalyst...
- Patent number 5,886,107
- Issue date Mar 23, 1999
- Shell Oil Company
- Eric Johannes Maria De Boer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for hydrogenation on conjugataed diene polymers and catalys...
- Patent number 5,814,709
- Issue date Sep 29, 1998
- Shell Oil Company
- Eric Johannes Maria De Boer
- C07 - ORGANIC CHEMISTRY