Inventor
DE VREEDE MARCEL
US40 patents
⚠️ This page may combine multiple inventors who share the name “DE VREEDE MARCEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EASTMAN CHEM CO
34 patentsUS6504051B1Jan 7, 2003
Process for production of aromatic carboxylic acids with improved water removal technique
EASTMAN CHEM CO51 citations89
US7910769B2Mar 22, 2011
Optimized liquid-phase oxidation
EASTMAN CHEM CO8 citations84
US7692036B2Apr 6, 2010
Optimized liquid-phase oxidation
EASTMAN CHEM CO11 citations84
US7381386B2Jun 3, 2008
Extraction process for removal of impurities from mother liquor in the synthesis of carboxylic acid
EASTMAN CHEM CO13 citations84
US7371894B2May 13, 2008
Optimized liquid-phase oxidation
EASTMAN CHEM CO15 citations84
US7351396B2Apr 1, 2008
Extraction process for removal of impurities from an aqueous mixture
EASTMAN CHEM CO9 citations84
US7901636B2Mar 8, 2011
Optimized liquid-phase oxidation
EASTMAN CHEM CO5 citations63
US7897810B2Mar 1, 2011
Optimized production of aromatic dicarboxylic acids
EASTMAN CHEM CO5 citations63
US7888530B2Feb 15, 2011
Optimized production of aromatic dicarboxylic acids
EASTMAN CHEM CO4 citations63
US7692037B2Apr 6, 2010
Optimized liquid-phase oxidation
EASTMAN CHEM CO4 citations63
US7572932B2Aug 11, 2009
Optimized liquid-phase oxidation
EASTMAN CHEM CO2 citations63
US7556784B2Jul 7, 2009
Optimized production of aromatic dicarboxylic acids
EASTMAN CHEM CO2 citations63
US7504535B2Mar 17, 2009
Optimized liquid-phase oxidation
EASTMAN CHEM CO3 citations63
US7381836B2Jun 3, 2008
Optimized liquid-phase oxidation
EASTMAN CHEM CO2 citations63
US7910071B2Mar 22, 2011
Optimized liquid-phase oxidation
EASTMAN CHEM CO4 citations62
US7608733B2Oct 27, 2009
Optimized liquid-phase oxidation
EASTMAN CHEM CO2 citations62
US7589231B2Sep 15, 2009
Optimized liquid-phase oxidation
EASTMAN CHEM CO2 citations62
US7399882B2Jul 15, 2008
Optimized liquid-phase oxidation
EASTMAN CHEM CO2 citations62
US7977505B2Jul 12, 2011
Optimized liquid-phase oxidation
EASTMAN CHEM CO0 citations52
US7572936B2Aug 11, 2009
Optimized liquid-phase oxidation
EASTMAN CHEM CO1 citations52
US7568361B2Aug 4, 2009
Optimized liquid-phase oxidation
EASTMAN CHEM CO1 citations52
US7563926B2Jul 21, 2009
Optimized liquid-phase oxidation
EASTMAN CHEM CO0 citations52
US7507857B2Mar 24, 2009
Optimized liquid-phase oxidation
EASTMAN CHEM CO1 citations52
US7495125B2Feb 24, 2009
Optimized liquid-phase oxidation
EASTMAN CHEM CO0 citations52
US7482482B2Jan 27, 2009
Optimized liquid-phase oxidation
EASTMAN CHEM CO1 citations52
US7390921B2Jun 24, 2008
Optimized liquid-phase oxidation
EASTMAN CHEM CO0 citations52
US7608732B2Oct 27, 2009
Optimized liquid-phase oxidation
EASTMAN CHEM CO1 citations50
US7741515B2Jun 22, 2010
Optimized liquid-phase oxidation
EASTMAN CHEM CO0 citations48
US7659427B2Feb 9, 2010
Optimized liquid-phase oxidation
EASTMAN CHEM CO1 citations48
US7494641B2Feb 24, 2009
Extraction process for removal of impurities from an oxidizer purge stream in the synthesis of carboxylic acid
EASTMAN CHEM CO0 citations42
US7452522B2Nov 18, 2008
Extraction process for removal of impurities from an oxidizer purge stream in the synthesis of carboxylic acid
EASTMAN CHEM CO0 citations42
US7501537B2Mar 10, 2009
Polycarboxylic acid production system employing oxidative digestion with reduced or eliminated upstream liquor exchange
EASTMAN CHEM CO0 citations39
US7342128B2Mar 11, 2008
Method for oxidizing a slurry composition in a post oxidation zone in the presence of added steam
EASTMAN CHEM CO0 citations37
US7897809B2Mar 1, 2011
Process to produce an enrichment feed
EASTMAN CHEM CO0 citations34
GRUPO PETROTEMEX SA DE CV
3 patentsUS7960581B2Jun 14, 2011
Optimized liquid-phase oxidation
GRUPO PETROTEMEX SA DE CV11 citations84
US7959879B2Jun 14, 2011
Optimized production of aromatic dicarboxylic acids
GRUPO PETROTEMEX SA DE CV2 citations63
US10029973B2Jul 24, 2018
Optimized liquid-phase oxidation
GRUPO PETROTEMEX SA DE CV0 citations52