Louis Le Bris

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Lyons, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for treating aqueous solutions comprising acids and nitrated...
- Patent number 6,254,789
- Issue date Jul 3, 2001
- Rhodia Chimie
- Philippe Marion
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of diacids from the washing waters of c...
- Patent number 6,015,924
- Issue date Jan 18, 2000
- R.P. Fiber & Resin Intermediates
- Louis Le Bris
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Treatment/removal of byproduct aqueous effluents comprising hydroxy...
- Patent number 5,820,764
- Issue date Oct 13, 1998
- Rhone-Poulenc Chimie
- Faouzi Joulak
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Treatment/removal of byproduct aqueous effluents comprising hydroxy...
- Patent number 5,554,299
- Issue date Sep 10, 1996
- Rhone-Poulenc Chimie
- Faouzi Joulak
- C07 - ORGANIC CHEMISTRY