Charles Raufast

Person

Saint Julien Les Martigues, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Fluidized bed reactor with polymer recycle line
- Patent number 5,545,378
- Issue date Aug 13, 1996
- BP Chemicals Limited
- Frederic R. M. M. Morterol
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Gas phase polymerisation process
- Patent number 5,534,607
- Issue date Jul 9, 1996
- BP Chemicals Limited
- Andre Martens
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymerization process
- Patent number 5,434,228
- Issue date Jul 18, 1995
- BP Chemicals Limited
- Frederic R. M. M. Morterol
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process and device for the gas phase polymerization of alpha-olefins
- Patent number 5,241,023
- Issue date Aug 31, 1993
- BP Chemicals Limited
- Daniel Brule
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process and device for introducing a powder into a reactor
- Patent number 5,240,683
- Issue date Aug 31, 1993
- BP Chemicals Limited
- Jean A. Maurel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fluidized bed apparatus and process for feeding gas to a fluidized...
- Patent number 5,213,768
- Issue date May 25, 1993
- BP Chemicals Ltd.
- Jean A. Maurel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fluidized bed discharge process
- Patent number 5,171,541
- Issue date Dec 15, 1992
- BP Chemicals Limited
- Charles Raufast
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Gas distribution plate for fluidization
- Patent number 5,082,634
- Issue date Jan 21, 1992
- BP Chemicals Limited
- Charles Raufast
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus for degassing and pelleting polyolefins
- Patent number 4,921,678
- Issue date May 1, 1990
- BP Chemicals Limited
- Charles Raufast
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polymerization in several stages of alpha-olefins in the gas phase
- Patent number 4,902,483
- Issue date Feb 20, 1990
- BP Chemicals Limited
- Charles Raufast
- 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
Detection of anomalies in gas fluidized bed polymerization
- Patent number 4,858,144
- Issue date Aug 15, 1989
- BP Chemicals Limited
- Alain Marsaly
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Pressure locked rotary trap chamber
- Patent number 4,828,145
- Issue date May 9, 1989
- BP Chemicals Limited
- Charles Raufast
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Process of degassing and pelletizing polyolefins
- Patent number 4,820,463
- Issue date Apr 11, 1989
- BP Chemicals Limited
- Charles Raufast
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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
Polymerization in several stages of alpha-olefins in the gas phase
- Patent number 4,703,094
- Issue date Oct 27, 1987
- BP Chemicals Limited
- Charles Raufast
- 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-...
Information Patent Grant
Process for the bottom drainage of a fluid-bed polymerization reactor
- Patent number 4,495,337
- Issue date Jan 22, 1985
- BP Chimie Societe Anonyme
- Charles Raufast
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Charles Raufast

Person

Patents Grantslast 30 patents

Fluidized bed reactor with polymer recycle line

Gas phase polymerisation process

Polymerization process

Process and device for the gas phase polymerization of alpha-olefins

Process and device for introducing a powder into a reactor

Fluidized bed apparatus and process for feeding gas to a fluidized...

Fluidized bed discharge process

Gas distribution plate for fluidization

Apparatus for degassing and pelleting polyolefins

Polymerization in several stages of alpha-olefins in the gas phase

Process for gas phase polymerization of olefins in a fluidized bed...

Detection of anomalies in gas fluidized bed polymerization

Pressure locked rotary trap chamber

Process of degassing and pelletizing polyolefins

Process for introducing a powder with catalytic activity into a flu...

Polymerization in several stages of alpha-olefins in the gas phase

Device for introducing a powder with catalytic activity into a flui...

Process for the bottom drainage of a fluid-bed polymerization reactor