| Title of Invention | " A CARBONYLATION PROCESS FOR CARBONYLTING A CAFRBO-NYLATBLE REACTANT AND A SYSTEM FOR THE SAME" |
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| Abstract | A METHOD AND APPARATUS FOR SEQUESTEING CETRAINED OR VOLATILE CATALYST SPECIES IN A CARBONYLATION PROCESS INCLUDES CONTACTING THJE PRODUCT STREAM WITH A VINYL PYRIDINE OR A VINYL PYRROLIDONE RESIN BED WHIDFH IS OPERATIVE TO SEQUESTER CETRAINED OR VOLATILE CATALYTIC SPECIES . THE INVENTION IS PARTICULARLY USEFUL IN CONNECTION WITH THE IRIDIUM CATALYZED CARBONYLATION OF METHONOL WHEREIN THE LOSS OF EBTRAUBED IOR VOLATILE CATALYST SPECIES DEPLETED THE CATALYTIC CONTENT OF TH4E REACTORL. THE RESIN MAY BE DIGESTED IN ORDER TO RECOVER THE CATALYTIC METALS. |
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142-kolnp-2003-granted-abstract.pdf
142-kolnp-2003-granted-claims.pdf
142-kolnp-2003-granted-correspondence.pdf
142-kolnp-2003-granted-description (complete).pdf
142-kolnp-2003-granted-drawings.pdf
142-kolnp-2003-granted-examination report.pdf
142-kolnp-2003-granted-form 1.pdf
142-kolnp-2003-granted-form 18.pdf
142-kolnp-2003-granted-form 5.pdf
142-kolnp-2003-granted-letter patent.pdf
142-kolnp-2003-granted-reply to examination report.pdf
142-kolnp-2003-granted-specification.pdf
142-kolnp-2003-granted-translated copy of priority document.pdf
| Patent Number | 219895 | ||||||||
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| Indian Patent Application Number | 00142/KOLNP/2003 | ||||||||
| PG Journal Number | 20/2008 | ||||||||
| Publication Date | 16-May-2008 | ||||||||
| Grant Date | 14-May-2008 | ||||||||
| Date of Filing | 04-Feb-2003 | ||||||||
| Name of Patentee | CELANESE INTERNATIONAL CORPOATION | ||||||||
| Applicant Address | 1601 WEST LBJ PREEWAY DALLAS TX 75234 USA. | ||||||||
Inventors:
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| PCT International Classification Number | 34 A | ||||||||
| PCT International Application Number | PCT/US01/23852 | ||||||||
| PCT International Filing date | 2001-07-30 | ||||||||
PCT Conventions:
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