Roberto A. Sanchez-Delgado

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Caracas, VE

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst system for selective hydrogenation of heteroaromatic sulfu...
- Patent number 5,981,421
- Issue date Nov 9, 1999
- Intevep, S.A.
- Daniel E. Paez
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for selective hydrogenation of heteroaromatic sulfur-contai...
- Patent number 5,958,223
- Issue date Sep 28, 1999
- Intevep S.A.
- Daniel E. Paez
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst system for selective hydrogenation of heteroaromatic sulfu...
- Patent number 5,753,584
- Issue date May 19, 1998
- Intevep, S.A.
- Daniel E. Paez
- C07 - ORGANIC CHEMISTRY