Issued Patents All Time
Showing 26–50 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8884090 | Process for the preparation of an olefin | Leslie Andrew Chewter, Ferry Winter | 2014-11-11 |
| 8884089 | Process for producing olefins | Leslie Andrew Chewter | 2014-11-11 |
| 8822709 | Process for preparing an epoxide from an oxygenate | Leslie Andrew Chewter, Herve Henry, Pieter Oldenhove, Rajaram Ramesh | 2014-09-02 |
| 8822749 | Process for the preparation of an olefinic product | Leslie Andrew Chewter, Ferry Winter | 2014-09-02 |
| 8822710 | Process for preparing an epoxide from an oxygenate | Leslie Andrew Chewter, Herve Henry, Pieter Oldenhove, Rajaram Ramesh | 2014-09-02 |
| 8785703 | Process for preparing ethylene and propylene | Sivakumar Sadasivan Vijayakumari | 2014-07-22 |
| 8779226 | Process for preparing ethylene and propylene | Leslie Andrew Chewter, Rajaram Ramesh | 2014-07-15 |
| 8754280 | Method for start-up of an oxygenate-to-olefin process | Leslie Andrew Chewter, Rajaram Ramesh, Sivakumar Sadasivan Vijayakumari | 2014-06-17 |
| 8754277 | Process for preparing ethylene and/or propylene | Sivakumar Sadasivan Vijayakumari | 2014-06-17 |
| 8742188 | Process for preparing ethylene and/or propylene and an iso-olefin-depleted olefinic product | Leslie Andrew Chewter, Rajaram Ramesh, Sivakumar Sadasivan Vijayakumari | 2014-06-03 |
| 8704027 | Process for preparing ethylene and propylene | Leslie Andrew Chewter, Rajaram Ramesh | 2014-04-22 |
| 8686211 | Process for preparing ethylene and/or propylene and a butadiene-enriched product | — | 2014-04-01 |
| 8686207 | Process for preparing ethylene and propylene | Sivakumar Sadasivan Vijayakumari | 2014-04-01 |
| 8598398 | Process for the preparation of an olefin | Leslie Andrew Chewter, Michiel Johannes Franciscus Maria Verhaak | 2013-12-03 |
| 8569525 | Process for producing ethylene oxide | Leslie Andrew Chewter, Herve Henry | 2013-10-29 |
| 8507742 | Process for producing olefins | Leslie Andrew Chewter, Herve Henry | 2013-08-13 |
| 8269056 | Process for the preparation of an olefinic product | Leslie Andrew Chewter, Ferry Winter | 2012-09-18 |
| 8168842 | Process for the alkylation of a cycloalkene | Leslie Andrew Chewter, Aden Murphy, Michiel Johannes Franciscus Maria Verhaak | 2012-05-01 |
| 8083815 | Process to prepare methanol and/or dimethylether | Robert Van Den Berg, Leslie Andrew Chewter, Ferry Winter | 2011-12-27 |
| 8049054 | Process for the preparation of C5 and/or C6 olefin | Leslie Andrew Chewter, Michiel Johannes Franciscus Maria Verhaak | 2011-11-01 |
| 7932427 | Process for the preparation of propylene and industrial plant thereof | Leslie Andrew Chewter, Michiel Johannes Franciscus Maria Verhaak | 2011-04-26 |
| 7722758 | Process for separating colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture | Johannes Leendert Willem Cornelis Den Boestert | 2010-05-25 |
| 7714181 | Process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture | Johannes Leendert Willem Cornelis Den Boestert | 2010-05-11 |
| 7642294 | Process to prepare lower olefins from a carbon containing feedstock | Emil Eduard Antonius Cruijsberg, Jan Lodewijk Maria Dierickx, Arend Hoek, Johannes Marie Gemma Van Schijndel | 2010-01-05 |
| 7374663 | Process for vaporizing a heavy hydrocarbon feedstock with steam | Krishnamoorthy Chandrasekharan, Antonius Gijsbertus Johannes Kloth | 2008-05-20 |