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Andre Dumain
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Martigues, FR
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last 30 patents
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Patent Grant
Apparatus for the gas-phase polymerization of olefins in a fluidize...
Patent number
5,266,276
Issue date
Nov 30, 1993
BP Chemicals Limited
Jean-Claude Chinh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Gas-phase alpha-olefin polymerization process in the presence of an...
Patent number
5,066,736
Issue date
Nov 19, 1991
BP Chemicals Limited
Andre Dumain
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the gas-phase polymerization of olefins in a fluidized-...
Patent number
5,028,670
Issue date
Jul 2, 1991
BP Chemicals Limited
Jean-Claude Chinh
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for gas phase polymerization of olefins in a fluidized bed...
Patent number
4,882,400
Issue date
Nov 21, 1989
BP Chemicals Limited
Andre Dumain
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for introducing a powder with catalytic activity into a flu...
Patent number
4,774,299
Issue date
Sep 27, 1988
BP Chemicals Limited
Andre Dumain
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Device for introducing a powder with catalytic activity into a flui...
Patent number
4,687,381
Issue date
Aug 18, 1987
BP Chemicals Limited
Andre Dumain
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...