| Patent Number |
Title Of Patent |
Date Issued |
| RE39553 |
SOx tolerant NOx trap catalysts and methods of making and using the same |
April 10, 2007 |
| The present invention relates to sulfur tolerant catalyst composites useful for reducing contaminants in exhaust gas streams, especially gaseous streams containing sulfur oxide contaminants. More specifically, the present invention is concerned with improved NOx trap catalysts for us |
| 7045056 |
CO oxidation promoters for use in FCC processes |
May 16, 2006 |
| A composition for controlling CO and NO.sub.x emissions during FCC processes comprises (i) acidic oxide support, (ii) cerium oxide, (iii) lanthanide oxide other than ceria such as praseodymium oxide (iv), optionally, oxide of a metal from Groups Ib and IIb such as copper, silver and |
| 7022646 |
Layered catalyst composite |
April 4, 2006 |
| A layered catalyst composite for controlling vehicular exhaust emissions is disclosed. The composite comprises a substrate such as cordierite, at least one bottom layer deposited on the substrate containing a precious metal component such as platinum and at least one NO.sub.x storage |
| 6419890 |
SOX tolerant NOX trap catalysts and methods of making and using the same |
July 16, 2002 |
| The present invention relates to sulfur tolerant catalyst composites useful for reducing contaminants in exhaust gas streams, especially gaseous streams containing sulfur oxide contaminants. More specifically, the present invention is concerned with improved NOx trap catalysts for use in |
| 5756802 |
Ammoxidation process for producing acetonitrile |
May 26, 1998 |
| Acetonitrile is produced directly from alkanes or alkenes by ammoxidation over a catalyst which is a silica-alumina exchanged with a metal of Period 4, Groups VIIA and VIII of the Periodic Table. The silica-alumina can be amorphous but is preferably crystalline zeolite. Preferred zeolite |
| 5472677 |
Method for decomposing N.sub.2 O utilizing catalysts comprising calcined anionic clay minerals |
December 5, 1995 |
| The invention describes a highly efficient catalytic pollution control process for removing N.sub.2 O from gaseous mixtures. The process utilizes catalysts derived from anionic clay minerals, which after appropriate heat activation, provide superior N.sub.2 O decomposition activity. The |
| 5451385 |
Control of exhaust emissions from methane-fueled internal combustion engines |
September 19, 1995 |
| Nitrogen oxides and carbon monoxide are removed from the exhaust of an internal combustion engine which operates on a methane-containing fuel by reacting the carbon monoxide, nitrogen oxides, and oxygen in the exhaust gas with methane in the presence of a catalyst comprising a crystallin |
| 5407652 |
Method for decomposing N20 utilizing catalysts comprising calcined anionic clay minerals |
April 18, 1995 |
| The invention describes a highly efficient catalytic pollution control process for removing N.sub.2 O from gaseous mixtures. The process utilizes catalysts derived from anionic clay minerals, which after appropriate heat activation, provide superior N.sub.2 O decomposition activity. The |
| 5260043 |
Catalytic reduction of NOx and carbon monoxide using methane in the presence of oxygen |
November 9, 1993 |
| The invention describes a process for catalytically destroying NOx and carbon monoxide present in oxygen-containing combustion products wherein methane serves as a reductant. The process comprises combusting a fuel source in the presence of oxygen to form combustion products comprising |
| 5171553 |
Catalytic decomposition of N.sub.2 O |
December 15, 1992 |
| The invention describes a highly efficient catalytic pollution control process for removing N.sub.2 O from gaseous mixtures. The catalytic process, which is substantially unaffected by the presence of oxygen, comprises contacting an N.sub.2 O-containing gaseous mixture with a catalys |
| 5149512 |
Catalytic reduction of NOx using methane in the presence of oxygen |
September 22, 1992 |
| The invention describes a catalytic process for destroying NOx from oxygen-containing combustion products wherein methane serves as a reductant. The process comprises contacting the NOx-containing combustion products with a desired amount of methane and oxygen in the presence of a me |
