Patent application number | Description | Published |
20090112034 | Heavy Aromatics Processing Catalyst and Process of Using the Same - This disclosure relates to a catalyst system adapted for transalkylation a C | 04-30-2009 |
20100093520 | Heavy Aromatics Processing Catalyst and Process of Using the Same - This disclosure relates to a catalyst system adapted for transalkylation a C | 04-15-2010 |
20100094068 | Heavy Aromatics Processing Catalyst and Process of Using the Same - This disclosure relates to a catalyst system adapted for transalkylation a C | 04-15-2010 |
20100197978 | IPA From Propylene Using Mixed Metal Oxides - The invention relates to the production of isopropyl alcohol (IPA) by direct hydration of propylene over mixed transition metal oxides co-precipitated with ZrO | 08-05-2010 |
20100298117 | Catalyst Regeneration Process - This disclosure relates to a process for regenerating a catalyst composition, wherein the catalyst composition comprising a molecular sieve and at least 10 wt. % coke having a C/H ratio in the range of 0.26 to 5, the process comprising (a) contacting the catalyst composition with a first oxidative medium having oxygen and water at first conditions sufficient to form a first regenerated catalyst composition having at least 50 wt. % less coke than the catalyst composition; and then (b) contacting at least a portion of the first regenerated catalyst composition with a second oxidative medium having oxygen, and optionally water, at second conditions sufficient to form a second regenerated catalyst composition having at least 50 wt % less coke than the first regenerated catalyst composition, wherein the catalyst composition in step (a) and the first regenerated catalyst in step (b) have contacted total amount of water in the range of 1 to 50 weight water per weight of the second regenerated catalyst composition. | 11-25-2010 |
20110130603 | Aromatics Processing Catalyst System - This disclosure relates to a catalyst system adapted for processing aromatic feedstreams comprising C | 06-02-2011 |
20110190556 | Transalkylation of Heavy Aromatic Hydrocarbon Feedstocks - In a process for producing xylene by transalkylation of a C | 08-04-2011 |
20110245545 | METHODS FOR PRODUCING PYROLYSIS PRODUCTS - The present invention provides pyrolysis products that have greater stability than pyrolysis products obtained from conventional pyrolysis production processes. The invention involves pyrolyzing a hydrocarbon feedstock in the presence of a basic metal oxide catalyst to produce a pyrolysis product. The pyrolysis product of the present invention can advantageously be particularly high in alcohol content. | 10-06-2011 |
20110263918 | Xylene Isomerization Process and Catalyst Therefor - The invention concerns a xylenes isomerization process for the production of equilibrium or near-equilibrium xylenes. The process utilizes a catalyst comprising HZSM-5 or MCM-49 and process conditions including a temperature of less than 295° C. and a pressure sufficient to maintain the xylenes in liquid phase. In embodiments, the process can be operated in a continuous mode with ppm levels of dissolved H | 10-27-2011 |
20110294656 | HYDROPROCESSING CATALYSTS AND THEIR PRODUCTION - Described herein is a catalyst precursor composition comprising at least one metal from Group 6 of the Periodic Table of the Elements, at least one metal from Groups 8-10 of the Periodic Table of the Elements, and a reaction product formed from (i) a first organic compound containing at least one amine group, and (ii) a second organic compound separate from said first organic compound and containing at least one carboxylic acid group. A process for preparing the catalyst precursor composition is also described, as is sulfiding the bulk mixed metal oxide catalyst precursor composition to form a hydroprocessing catalyst. | 12-01-2011 |
20110294657 | HYDROPROCESSING CATALYSTS AND THEIR PRODUCTION - Described herein is a catalyst precursor composition comprising at least one metal from Group 6 of the Periodic Table of the Elements, at least one metal from Groups 8-10 of the Periodic Table of the Elements, and a reaction product formed from (i) a first organic compound containing at least one amine group and at least 10 carbon atoms or (ii) a second organic compound containing at least one carboxylic acid group and at least 10 carbon atoms, but not both, wherein the reaction product contains additional unsaturated carbon atoms, relative to the first or second organic compound, wherein the metals of the catalyst precursor composition are arranged in a crystal lattice, and wherein the reaction product is not located within the crystal lattice. A process for preparing the catalyst precursor composition is also described, as is sulfiding the catalyst precursor composition to form a hydroprocessing catalyst. | 12-01-2011 |
20120024755 | Purification of Transalkylation Feedstock - A guard bed or absorber is placed upstream of a transalkylation reactor to avoid deposition of halide and/or halogen species on the catalysts in said reactor. | 02-02-2012 |
20120244049 | Transalkylation of Heavy Aromatic Hydrocarbon Feedstocks - In a process for producing xylene by transalkylation of a C | 09-27-2012 |
20130217936 | Method of Making Catalyst, Catalyst Made Thereby and Use Thereof - The invention concerns a method of making a catalyst adapted for isomerization of xylenes. | 08-22-2013 |
20130259775 | Transalkylation Of Heavy Aromatic Hydrocarbon Feedstocks - In a process for producing xylene by transalkylation of a C | 10-03-2013 |
20130267748 | Catalyst Regeneration Process - This disclosure relates to a process for regenerating a catalyst composition to improve the aging rate in subsequent cycles. | 10-10-2013 |
20140171293 | Xylene Isomerization Process and Catalyst Therefor - The invention concerns a xylenes isomerization process for the production of equilibrium or near-equilibrium xylenes. The process utilizes a catalyst comprising HZSM-5 or MCM-49 and process conditions including a temperature of less than 295° C. and a pressure sufficient to maintain the xylenes in liquid phase. In embodiments, the process can be operated in a continuous mode with ppm levels of dissolved H | 06-19-2014 |
20140374319 | HYDROPROCESSING CATALYSTS AND THEIR PRODUCTION - The precursor of a hydroprocessing catalyst is made by impregnating a metal oxide component comprising at least one metal from Group 6 of the Periodic Table and at least one metal from Groups 8-10 of the Periodic Table with an amide formed from a first organic compound containing at least one amine group, and a second organic compound containing at least one carboxylic acid group. Following impregnation heat treatment follows to form in situ generated unsaturation additional to that in the two organic compounds. The catalyst precursor is sulfided to form an active, sulfide hydroprocessing catalyst. | 12-25-2014 |