Inventor

BIRCHEM THIERRY

FR4 patents

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

RHODIA CHIMIE SA

2 patents

US6228799B1May 8, 2001

Composition based on cerium oxide and on zirconium oxide with a high specific surface and a high oxygen storage capacity, process of preparation and use in catalysis

RHODIA CHIMIE SA127 citations95

US6136048AOct 24, 2000

Organic sol comprising at least one oxygenated rare-earth compound, synthesis method therefor, and use of said sol for catalysis

RHODIA CHIMIE SA70 citations95

RHONE POULENC CHIMIE

1 patent

US6214306B1Apr 10, 2001

Composition based on zirconium oxide and cerium oxide, preparation method therefor and use thereof

RHONE POULENC CHIMIE112 citations96

FAURECIA SYS ECHAPPEMENT

1 patent

US6852666B1Feb 8, 2005

Purifying composition with NOx treatment and internal combustion engine exhaust gases

FAURECIA SYS ECHAPPEMENT35 citations86