Assignee
PHENOLCHEMIE GMBH & CO KG
US·10 granted patents·1 pending application·130 citations·filing 1997–2001
Top patents by PatentIndex Score
11 records- 0184US6930213B1Process for the hydrogenation of acetonePHENOLCHEMIE GMBH & CO KG·Filed 2000·Granted Aug 16, 2005·17 cites·15 claims
- 0277US6303825B1Method of starting up loop reactor systems in which at least one exothermic reaction is to be carried outPHENOLCHEMIE GMBH & CO KG·Filed 2000·Granted Oct 16, 2001·13 cites·27 claims
- 0374US6489519B1Process for removal of impurities from phenol by means of at least one acid catalystPHENOLCHEMIE GMBH & CO KG·Filed 2000·Granted Dec 3, 2002·11 cites·22 claims
- 0471US6583326B2Process for separating phenol from a mixture comprising at least hydroxyacetone, cumene, water and phenolPHENOLCHEMIE GMBH & CO KG·Filed 2001·Granted Jun 24, 2003·6 cites·13 claims
- 0569US6299783B1Process for cleaning up wastewaters from the hock processPHENOLCHEMIE GMBH & CO KG·Filed 1999·Granted Oct 9, 2001·42 cites·14 claims
- 0667US6307112B1Process for preparing phenol and acetone by acid-catalyzed cleavage of cumene hydroperoxidePHENOLCHEMIE GMBH & CO KG·Filed 1999·Granted Oct 23, 2001·26 cites·16 claims
- 0763US6555719B2Process for the thermal after-treatment of cleavage product from the acid-catalyzed cleavage of cumene hydroperoxidePHENOLCHEMIE GMBH & CO KG·Filed 2001·Granted Apr 29, 2003·4 cites·12 claims
- 0861US6489518B1Process for reducing the salt content of fractions comprising high boilers obtained in the preparation of phenol from cumene, by extractionPHENOLCHEMIE GMBH & CO KG·Filed 2000·Granted Dec 3, 2002·3 cites·15 claims
- 0957US5921089AMethod for the transport and storage of phenolPHENOLCHEMIE GMBH & CO KG·Filed 1997·Granted Jul 13, 1999·6 cites·11 claims
- 1055US6444861B1Process for the cleavage of alkylaryl hydroperoxidesPHENOLCHEMIE GMBH & CO KG·Filed 2001·Granted Sep 3, 2002·2 cites·33 claims
- 1130US2002032350A1Process for reprocessing mass streams containing mesityl oxidePHENOLCHEMIE GMBH & CO KG·Filed 2001·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →