| Patent Number |
Title Of Patent |
Date Issued |
| 7345213 |
Protecting catalytic activity of a SAPO molecular sieve |
March 18, 2008 |
| This invention is directed to a method of making an olefin product from an oxygenate feedstock and a method of protecting catalytic activity of a silicoaluminophosphate molecular sieve. The methods comprise providing a silicoaluminophosphate molecular sieve having catalytic sites within |
| 7094389 |
Chabazite-containing molecular sieve, its synthesis and its use in the conversion of oxygenates |
August 22, 2006 |
| A crystalline material substantially free of framework phosphorus and comprising a CHA framework type molecular sieve with stacking faults or at least one intergrown phase of a CHA framework type molecular sieve and an AEI framework type molecular sieve, wherein said material, in its |
| 7074384 |
Crystalline molecular sieves |
July 11, 2006 |
| A new family of crystalline molecular sieves is described having a characteristic XRD pattern as illustrated in FIG. 1, and having three sharp peaks at 2.theta. (CuK.sub..alpha.) of 8.82, 12.44, and 23.01. |
| 6979756 |
Heat treating a molecular sieve and catalyst |
December 27, 2005 |
| Disclosed is a method of heat treating a molecular sieve. The method comprises providing a template-containing molecular sieve, heating the molecular sieve under conditions effective to remove a portion of the template from the molecular sieve, and cooling the heated molecular sieve |
| 6953767 |
Silicoaluminophosphate molecular sieve |
October 11, 2005 |
| The present invention relates to a silicoaluminophosphate molecular sieve comprising at least one intergrown phase of molecular sieves having AEI and CHA framework types, wherein said intergrown phase has an AEI/CHA ratio of from about 5/95 to 40/60 as determined by DIFFaX analysis, usin |
| 6812372 |
Silicoaluminophosphate molecular sieve |
November 2, 2004 |
| The present invention relates to a silicoaluminophosphate molecular sieve comprising at least one intergrown phase of molecular sieves having AEI and CHA framework types, wherein said intergrown phase has an AEI/CHA ratio of from about 5/95 to 40/60 as determined by DIFFaX analysis, usin |
| 6797852 |
Protecting catalytic activity of a SAPO molecular sieve |
September 28, 2004 |
| This invention is directed to a method of making an olefin product from an oxygenate feedstock and a method of protecting catalytic activity of a silicoaluminophosphate molecular sieve. The methods comprise providing a silicoaluminophosphate molecular sieve having catalytic sites within |
| 6503863 |
Heat treating a molecular sieve and catalyst |
January 7, 2003 |
| Disclosed is a method of heat treating a molecular sieve. The method comprises providing a template-containing molecular sieve, heating the molecular sieve under conditions effective to remove a portion of the template from the molecular sieve, and cooling the heated molecular sieve |
| 6455748 |
Protecting catalytic activity of a SAPO molecular sieve |
September 24, 2002 |
| This invention is directed to a method of making an olefin product from an oxygenate feedstock and a method of protecting catalytic activity of a silicoaluminophosphate molecular sieve. The methods comprise providing a silicoaluminophosphate molecular sieve having catalytic sites within |
| 6395674 |
Heat treating a molecular sieve and catalyst |
May 28, 2002 |
| Disclosed is a method of heat treating a molecular sieve. The method comprises providing a template-containing molecular sieve, heating the molecular sieve under conditions effective to remove a portion of the template from the molecular sieve, and cooling the heated molecular sieve |
| 6316683 |
Protecting catalytic activity of a SAPO molecular sieve |
November 13, 2001 |
| This invention is directed to a method of making an olefin product from an oxygenate feedstock and a method of protecting catalytic activity of a silicoaluminophosphate molecular sieve. The methods comprise providing a silicoaluminophosphate molecular sieve having catalytic sites within |
| 6008426 |
Process for catalytic conversion of olefins |
December 28, 1999 |
| The conversion of n-olefins, particularly n-butene, by skeletal isomerization, or by dimerization optionally with cracking, may be selectively carried out using as a catalyst a molecular sieve, such as a zeolite or silica/alumina phosphate, which has been ion exchanged with a cation |
| 5120893 |
Process for catalytically converting C10 and higher olefins to C9 and lower olefins |
June 9, 1992 |
| The present invention provides a highly selective catalytic cracking process for the conversion of feedstocks containing a predominant content of C.sub.10 and higher mixed olefins into C.sub.9 and lower olefin products at efficiencies of greater than 20%. said products further charac |
