P

Inventor

RUPPIN CHRISTOPHE

FR13 patents
⚠️ This page may combine multiple inventors who share the name “RUPPIN CHRISTOPHE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ATOCHEM ELF SA

6 patents
US5731469AMar 24, 1998

Process for the preparation of 3-chloropropionic acid

ATOCHEM ELF SA3 citations61
US5619023AApr 8, 1997

Process for the preparation of alkyl halodifluoroacetates

ATOCHEM ELF SA4 citations57
US5780673AJul 14, 1998

Process for the preparation of alkyl halodifluoroacetates

ATOCHEM ELF SA1 citations51
US5994600ANov 30, 1999

Method for preparing α,ω-bromochloroalkanes

ATOCHEM ELF SA0 citations50
US5981815ANov 9, 1999

Method for preparing α, ω-bromochloroalkanes

ATOCHEM ELF SA0 citations50
US6605743B1Aug 12, 2003

Continuous process for the preparation of pivaloyl chloride and of aroyl chloride

ATOCHEM ELF SA0 citations30

ATOFINA

3 patents
US6335456B1Jan 1, 2002

Semi-continuous process for preparing bis-silyl carboxamides

ATOFINA2 citations60
US6906219B2Jun 14, 2005

Method for preparing bromodifluoroacetic compounds

ATOFINA0 citations51
US6303810B1Oct 16, 2001

Process for manufacturing bis-silyl ureas

ATOFINA0 citations40

RUPPIN CHRISTOPHE

2 patents
US8420864B2Apr 16, 2013

High-purity N-ethylmethylamine and process for preparing same

RUPPIN CHRISTOPHE3 citations49
US8916728B2Dec 23, 2014

Process for preparing alkylalkanolamines

RUPPIN CHRISTOPHE1 citations38

VAN HEMELRYCK BRUNO

1 patent
US8545617B2Oct 1, 2013

Neutralizing and co-dispersion agent with strong capacity for developing coloring power, and paints and pigment concentrates containing same

VAN HEMELRYCK BRUNO2 citations56

ARKEMA FRANCE

1 patent
US10315982B2Jun 11, 2019

Odour-masked amine composition

ARKEMA FRANCE0 citations39