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Zaida C. Hernandez
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Caracas, VE
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Patents Grants
last 30 patents
Information
Patent Grant
Selective sulfur removal from hydrocarbon streams by absorption
Patent number
7,446,077
Issue date
Nov 4, 2008
Intevep, S.A.
M. M. Ramirez-Corredores
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for preparation of ethers in a catalytic distillation column
Patent number
6,262,314
Issue date
Jul 17, 2001
Intevep, S.A.
Leonardo Escalante
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Nitrile selective removal process
Patent number
6,019,887
Issue date
Feb 1, 2000
Intevep, S.A.
Maria M. Ramirez de Agudelo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the simultaneous selective hydrogenation of diolefins a...
Patent number
5,877,364
Issue date
Mar 2, 1999
Intevep, S.A.
Zaida Hernandez
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for the simultaneous selective hydrogenation of diolefins a...
Patent number
5,712,415
Issue date
Jan 27, 1998
Intevep, S.A.
Magdalena Ramirez De Agudelo
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
SELECTIVE SULFUR REMOVAL FROM HYDROCARBON STREAMS BY ADSORPTION
Publication number
20070227948
Publication date
Oct 4, 2007
Intevep, S.A.
M.M. Ramirez-Corredores
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Selective sulfur removal from hydrocarbon streams by adsorption
Publication number
20050205470
Publication date
Sep 22, 2005
M. M. Ramirez-Corredores
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...