| Patent Number |
Title Of Patent |
Date Issued |
| 6548725 |
Process for manufacturing olefins |
April 15, 2003 |
| A catalyst and an improved process for producing olefins by catalytic naphtha cracking are described. The process provides relatively higher yields over a commercially important range of naphtha conversion, while providing about the same or lower yields of aromatics and methane over the |
| 6197717 |
Dehydrogenation catalyst and process |
March 6, 2001 |
| A process and catalyst are provided for dehydrogenating a hydrocarbon feedstock and producing an olefinic product. The process comprises contacting the feedstock at dehydrogenation conditions with a dehydrogenation catalyst comprising from about 0.01 weight percent to about 5.0 weigh |
| 6124517 |
Olefin purification by adsorption of acetylenics and regeneration of adsorbent |
September 26, 2000 |
| Processes using heterogeneous adsorbents are disclosed for purification of relatively impure unsaturated hydrocarbons such as olefins, which are typically produced by thermal cracking of suitable hydrocarbon feedstocks, by passing a feed stream, containing acetylenic impurities, and, |
| 6103103 |
Dehydrogenation catalyst and process |
August 15, 2000 |
| A process and catalyst are provided for dehydrogenating a hydrocarbon feedstock and producing an olefinic product. The process comprises contacting the feedstock at dehydrogenation conditions with a dehydrogenation catalyst comprising from about 0.01 weight percent to about 5.0 weigh |
| 6080905 |
Olefin purification by adsorption of acetylenics and regeneration of adsorbent |
June 27, 2000 |
| Processes using heterogeneous adsorbents are disclosed for purification of olefins such as are typically produced by thermal cracking of suitable hydrocarbon feedstocks, by passing a stream of olefin having from 2 to about 8 carbon atoms, containing acetylenic impurities having the same |
| 5863420 |
Unsaturated hydrocarbon separation and recovery process |
January 26, 1999 |
| A process disclosed for the separation, purification and recovery of an unsaturated hydrocarbon from its mixture with at least one other material using a facilitated transport liquid membrane system. |
| 5599510 |
Catalytic wall reactors and use of catalytic wall reactors for methane coupling and hydrocarbon |
February 4, 1997 |
| Dual-flow chemical reactor cores containing catalytic heat-transfer walls comprising both a gas-impervious material and a suitable catalyst which allows oxidative coupling of methane into higher hydrocarbons, dual-flow reactors having these catalytic heat-transfer walls to control and |
| 5354932 |
Catalytic hydrocarbon conversion using thermally activated hydrotalcite-type clays |
October 11, 1994 |
| A catalytic process for the conversion of hydrocarbons is described. Catalyst in this improved process is made by thermally activating a hydrotalcite-type clay of formula:where M.sup.2+ is one or more metal ion selected from the group consisting of Mg.sup.2+, Zn.sup.2+ Cu.sup.2+, Ni.sup |
| 5328883 |
Hydrocarbon conversion |
July 12, 1994 |
| A contact material composition containing an intimately mixed, mixed oxide of at least one cationic species of a naturally occurring Group IIIB element, at least one cationic species of a Group IIA metal of magnesium, calcium, strontium, and barium and a cationic species of aluminum, as |
| 5316995 |
Hydrocarbon conversion catalyst |
May 31, 1994 |
| A contact material composition of an intimately mixed halogen-containing mixed oxide of at least one cationic species of a naturally occurring Group IIIB element, at least one cationic species of a Group IIA metal of magnesium, calcium, strontium and barium and at least one cationic spec |
| 5312795 |
Hydrocarbon conversion |
May 17, 1994 |
| A contact material composition containing an intimately mixed, mixed oxide of at least one cationic species of a naturally occurring Group IIIB element, at least one cationic species of a Group IIA metal of magnesium, calcium, strontium, and barium and at least one additional metal catio |
| 5245109 |
Hydrocarbon conversion |
September 14, 1993 |
| A contact material composition of an intimately mixed halogencontaining mixed oxide of at least one cationic species of a naturally occurring Group IIIB element, at least one cationic species of a Group IIA metal of magnesium, calcium, strontium and barium and at least one cationic speci |
| 5210060 |
Catalyst for converting synthesis gas to paraffin wax |
May 11, 1993 |
| A process for converting synthesis gas to paraffin wax by conversion over a partially sulfided rhenium-aluminum borate catalyst containing an alkali metal or alkaline earth metal compound is disclosed. The inventive process and catalyst provide highly efficient and selective conversion o |
| 5198596 |
Hydrocarbon conversion |
March 30, 1993 |
| A contact material composition containing an intimately mixed, mixed oxide of at least one cationic species of a naturally occurring Group 111B elment, at least one cationic species of a Group IIA metal of magnesium, calcium, strontium, and barium and at least one additional metal cation |
| 5196634 |
Hydrocarbon conversion |
March 23, 1993 |
| A contact material composition containing an intimately mixed, mixed oxide of at least one cationic species of a naturally occurring Group IIIB element, at least one cationic species of a Group IIA metal of magnesium, calcium, strontium, and barium and a cationic species of aluminum, as |
| 5135958 |
Process for converting synthesis gas to paraffin wax |
August 4, 1992 |
| A process for converting synthesis gas to paraffin wax by conversion over a partially sulfided rhenium-aluminum borate catalyst containing an alkali metal or alkaline earth metal compound is disclosed. The inventive process and a catalyst provided highly efficient and selective conversio |
| 5108658 |
Light metal oxide-based amorphous conductor |
April 28, 1992 |
| The invention relates to a light metal oxide-based amorphous electrical conductor which comprises an amorphous ternary composition consisting of alumina, boria, and an oxide of a light metal selected from Group IA and IIA of the Periodic Table of Elements. Amorphous conductors of the pre |
