Mariela Araujo

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Caracas, VE

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Patents Grantslast 30 patents

Information Patent Grant
Method for removing H2S and CO2 from above ground hydrocarbon streams
- Patent number 6,740,141
- Issue date May 25, 2004
- Intevep, S.A.
- Douglas Espin
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Water-based system for altering wettability of porous media
- Patent number 6,579,572
- Issue date Jun 17, 2003
- Intevep, S.A.
- Douglas Espin
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for removing H2S and CO2 from crude and gas streams
- Patent number 6,447,577
- Issue date Sep 10, 2002
- Intevep, S.A.
- Douglas Espin
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Apparatus and method for performing downhole measurements
- Patent number 6,360,823
- Issue date Mar 26, 2002
- Intevep, S.A.
- Aaron Ranson
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Method for removing H2S and CO2 from crude and gas streams
- Publication number 20030033934
- Publication date Feb 20, 2003
- Douglas Espin
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Water-based system for altering wettability of porous media
- Publication number 20030031788
- Publication date Feb 13, 2003
- Douglas Espin
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Method for removing H2S and CO2 from crude and gas streams
- Publication number 20030005822
- Publication date Jan 9, 2003
- Douglas Espin
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
METHOD FOR REMOVING H2S AND CO2 FROM CRUDE AND GAS STREAMS
- Publication number 20020157536
- Publication date Oct 31, 2002
- Douglas Espin
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...