Antony H. S. Leung

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Sherwood Park, CA

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Patents Grantslast 30 patents

Information Patent Grant
Pipeline conditioning process for mined oil-sand
- Patent number 5,264,118
- Issue date Nov 23, 1993
- Alberta Energy Company, Ltd.
- George J. Cymerman
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Microbubble flotation process for the separation of bitumen from an...
- Patent number 4,783,268
- Issue date Nov 8, 1988
- Alberta Energy Company, Ltd.
- Antony H. S. Leung
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Recycle of secondary froth in the hot water process for extracting...
- Patent number 4,776,949
- Issue date Oct 11, 1988
- Alberta Energy Company Ltd.
- Antony H. S. Leung
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...