P

Inventor

RAUFAST CHARLES

FR18 patents
⚠️ This page may combine multiple inventors who share the name “RAUFAST CHARLES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BP CHEM INT LTD

17 patents
US4882400ANov 21, 1989

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

BP CHEM INT LTD351 citations98
US4703094AOct 27, 1987

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

BP CHEM INT LTD80 citations96
US4687381AAug 18, 1987

Device for introducing a powder with catalytic activity into a fluidized-bed polymerization reactor

BP CHEM INT LTD48 citations95
US5082634AJan 21, 1992

Gas distribution plate for fluidization

BP CHEM INT LTD31 citations92
US4820463AApr 11, 1989

Process of degassing and pelletizing polyolefins

BP CHEM INT LTD25 citations92
US4774299ASep 27, 1988

Process for introducing a powder with catalytic activity into a fluidized-bed polymerization reactor

BP CHEM INT LTD27 citations92
US5213768AMay 25, 1993

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

BP CHEM INT LTD32 citations90
US5240683AAug 31, 1993

Process and device for introducing a powder into a reactor

BP CHEM INT LTD30 citations89
US4858144AAug 15, 1989

Detection of anomalies in gas fluidized bed polymerization

BP CHEM INT LTD53 citations89
US4902483AFeb 20, 1990

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

BP CHEM INT LTD18 citations82
US4828145AMay 9, 1989

Pressure locked rotary trap chamber

BP CHEM INT LTD21 citations82
US5545378AAug 13, 1996

Fluidized bed reactor with polymer recycle line

BP CHEM INT LTD9 citations73
US5534607AJul 9, 1996

Gas phase polymerisation process

BP CHEM INT LTD14 citations73
US4921678AMay 1, 1990

Apparatus for degassing and pelleting polyolefins

BP CHEM INT LTD7 citations73
US5241023AAug 31, 1993

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

BP CHEM INT LTD9 citations63
US5434228AJul 18, 1995

Polymerization process

BP CHEM INT LTD3 citations62
US5171541ADec 15, 1992

Fluidized bed discharge process

BP CHEM INT LTD4 citations62

BP CHIMIE SA

1 patent