Inventor · disambiguated record
Marcel De Vreede
Also filed as: DE VREEDE MARCEL
40 granted patents·5 pending applications·166 citations·filing 2001–2017
97Inventor score
Top patents by PatentIndex Score
45 records- 0194US7960581B2Optimized liquid-phase oxidationGRUPO PETROTEMEX SA DE CV·Filed 2010·Granted Jun 14, 2011·11 cites·22 claims
- 0294US7692036B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Apr 6, 2010·11 cites·70 claims
- 0392US6504051B1Process for production of aromatic carboxylic acids with improved water removal techniqueEASTMAN CHEM CO·Filed 2001·Granted Jan 7, 2003·51 cites·12 claims
- 0491US7371894B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted May 13, 2008·15 cites·57 claims
- 0587US7910769B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Mar 22, 2011·8 cites·40 claims
- 0684US7381386B2Extraction process for removal of impurities from mother liquor in the synthesis of carboxylic acidEASTMAN CHEM CO·Filed 2003·Granted Jun 3, 2008·13 cites·17 claims
- 0783US7901636B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2009·Granted Mar 8, 2011·5 cites·15 claims
- 0883US7504535B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Mar 17, 2009·3 cites·40 claims
- 0982US7897810B2Optimized production of aromatic dicarboxylic acidsEASTMAN CHEM CO·Filed 2008·Granted Mar 1, 2011·5 cites·31 claims
- 1080US7910071B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2009·Granted Mar 22, 2011·4 cites·20 claims
- 1179US7692037B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Apr 6, 2010·4 cites·46 claims
- 1279US7351396B2Extraction process for removal of impurities from an aqueous mixtureEASTMAN CHEM CO·Filed 2003·Granted Apr 1, 2008·9 cites·14 claims
- 1378US8501986B2Optimized liquid-phase oxidationWONDERS ALAN GEORGE·Filed 2010·Granted Aug 6, 2013·1 cites·18 claims
- 1477US7556784B2Optimized production of aromatic dicarboxylic acidsEASTMAN CHEM CO·Filed 2008·Granted Jul 7, 2009·2 cites·25 claims
- 1576US7888530B2Optimized production of aromatic dicarboxylic acidsEASTMAN CHEM CO·Filed 2005·Granted Feb 15, 2011·4 cites·15 claims
- 1675US7572932B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Aug 11, 2009·2 cites·69 claims
- 1774US7381836B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Jun 3, 2008·2 cites·37 claims
- 1873US7608733B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Oct 27, 2009·2 cites·73 claims
- 1972US8685334B2Optimized liquid-phase oxidationWONDERS ALAN GEORGE·Filed 2011·Granted Apr 1, 2014·1 cites·12 claims
- 2072US7959879B2Optimized production of aromatic dicarboxylic acidsGRUPO PETROTEMEX SA DE CV·Filed 2008·Granted Jun 14, 2011·2 cites·22 claims
- 2171US10029973B2Optimized liquid-phase oxidationGRUPO PETROTEMEX SA DE CV·Filed 2017·Granted Jul 24, 2018·0 cites·16 claims
- 2271US7589231B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Sep 15, 2009·2 cites·42 claims
- 2371US7572936B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Aug 11, 2009·1 cites·37 claims
- 2471US7399882B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Jul 15, 2008·2 cites·49 claims
- 2570US8178054B2Optimized liquid-phase oxidationWONDERS ALAN GEORGE·Filed 2010·Granted May 15, 2012·1 cites·20 claims
- 2670US7482482B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Jan 27, 2009·1 cites·49 claims
- 2768US7608732B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Oct 27, 2009·1 cites·92 claims
- 2868US7568361B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Aug 4, 2009·1 cites·38 claims
- 2968US7507857B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Mar 24, 2009·1 cites·72 claims
- 3065US2013280141A1Optimized liquid-phase oxidationGRUPO PETROTEMEX SA DE CV·Filed 2013·Application pending·0 cites
- 3164US7659427B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2008·Granted Feb 9, 2010·1 cites·22 claims
- 3261US2009136397A1Optimized Liquid-Phase OxidationEASTMAN CHEM CO·Filed 2009·Application pending·0 cites
- 3359US7977505B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2008·Granted Jul 12, 2011·0 cites·10 claims
- 3459US2007185347A1Optimized liquid-phase oxidationWONDERS ALAN G·Filed 2007·Application pending·0 cites
- 3550US7342128B2Method for oxidizing a slurry composition in a post oxidation zone in the presence of added steamEASTMAN CHEM CO·Filed 2005·Granted Mar 11, 2008·0 cites·16 claims
- 3649US7741515B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Jun 22, 2010·0 cites·52 claims
- 3747US7495125B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Feb 24, 2009·0 cites·44 claims
- 3846US7563926B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Jul 21, 2009·0 cites·60 claims
- 3946US7390921B2Optimized liquid-phase oxidationEASTMAN CHEM CO·Filed 2005·Granted Jun 24, 2008·0 cites·33 claims
- 4046US2007238899A9Optimized production of aromatic dicarboxylic acidsLIN ROBERT·Filed 2005·Application pending·0 cites
- 4145US7452522B2Extraction process for removal of impurities from an oxidizer purge stream in the synthesis of carboxylic acidEASTMAN CHEM CO·Filed 2004·Granted Nov 18, 2008·0 cites·14 claims
- 4244US7494641B2Extraction process for removal of impurities from an oxidizer purge stream in the synthesis of carboxylic acidEASTMAN CHEM CO·Filed 2004·Granted Feb 24, 2009·0 cites·14 claims
- 4344US2004215036A1Method for heating a crude carboxylic acid slurry in a post oxidation zone by the addition of steamFiled 2003·Application pending·0 cites
- 4442US7897809B2Process to produce an enrichment feedEASTMAN CHEM CO·Filed 2007·Granted Mar 1, 2011·0 cites·22 claims
- 4542US7501537B2Polycarboxylic acid production system employing oxidative digestion with reduced or eliminated upstream liquor exchangeEASTMAN CHEM CO·Filed 2006·Granted Mar 10, 2009·0 cites·47 claims
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