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Patents Grantslast 30 patents

Information Patent Grant
Integrated method and apparatus for compressing air and producing c...
- Patent number 9,657,987
- Issue date May 23, 2017
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Benoit Davidian
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process and plant with oxygen-enriched air feed for a non-ferrous m...
- Patent number 6,576,040
- Issue date Jun 10, 2003
- L'Air Liquide - Societe Anonyme a Directoire et Conseil de Surveillance pour...
- Didier Magnet
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for oxygen-enhanced combustion using a vent stream
- Patent number 6,217,681
- Issue date Apr 17, 2001
- Air Products and Chemicals, Inc.
- Edward Robert Bazarian
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process for feeding a gas-consuming unit
- Patent number 6,062,043
- Issue date May 16, 2000
- L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
- Didier Magnet
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
3729298
- Patent number 3,729,298
- Issue date Apr 24, 1973
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...