Issued Patents All Time
Showing 151–175 of 250 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6605206 | Process for increasing the yield of lubricating base oil from a Fischer-Tropsch plant | David Johnson, Christopher Simmons, Donald Henry Mohr, Stephen Kevin Lee, William L. Schinski +1 more | 2003-08-12 |
| 6602922 | Process for producing C19 minus Fischer-Tropsch products having high olefinicity | Burtron H. Davis | 2003-08-05 |
| 6585802 | Mixed matrix membranes and methods for making the same | William J. Koros, De Vu, Rajiv Mahajan | 2003-07-01 |
| 6562110 | Carbon molecular sieves and methods for making the same | William J. Koros, De Vu, Rajiv Mahajan | 2003-05-13 |
| 6518473 | Dimerizing olefins to make lube base stocks | Russell R. Krug | 2003-02-11 |
| 6503295 | Gas separations using mixed matrix membranes | William J. Koros, De Vu, Rajiv Mahajan | 2003-01-07 |
| 6500233 | Purification of p-xylene using composite mixed matrix membranes | Curtis L. Munson, Sudhir S. Kulkarni, David J. Hasse | 2002-12-31 |
| 6464857 | Crystalline phosphorus-containing molecular sieves | — | 2002-10-15 |
| 6458265 | Diesel fuel having a very high iso-paraffin to normal paraffin mole ratio | Arthur J. Dahlberg, Kamala Krishna, Russell R. Krug | 2002-10-01 |
| 6454836 | Method and apparatus for wellbore gas separation | Mark H. Koelmel, Curtis L. Munson, David R. Underdown, Rick A. Wright, Jean P. Camy +2 more | 2002-09-24 |
| 6379646 | Crystalline phosphorus-containing molecular sieves | — | 2002-04-30 |
| 6288296 | Process for making a lubricating composition | Gerald P. Huffman, Naresh Shah | 2001-09-11 |
| 6281404 | Process for olefin isomerization | — | 2001-08-28 |
| 6261534 | Method for making ZSM-5 zeolites | — | 2001-07-17 |
| 6204426 | Process for producing a highly paraffinic diesel fuel having a high iso-paraffin to normal paraffin mole ratio | Arthur J. Dahlberg, Kamala Krishna, Russell R. Krug | 2001-03-20 |
| 6150577 | Method for conversion of waste plastics to lube oil | Gerald P. Huffman, Naresh Shah | 2000-11-21 |
| 6143940 | Method for making a heavy wax composition | Gerald P. Huffman, Naresh Shah | 2000-11-07 |
| 6099820 | Method for making MTT zeolites without an organic template | — | 2000-08-08 |
| 6063723 | Sulfur tolerant zeolite catalyst | — | 2000-05-16 |
| 6054415 | Skeletally isomerized linear olefins | Jeffrey C. Gee, Roger C. Williamson, Christophe J. Lawrie | 2000-04-25 |
| 5965783 | Process for isomerizing olefins | Jeffrey C. Gee, Roger C. Williamson, Christophe J. Lawrie | 1999-10-12 |
| 5942104 | Alumina source for non-zeolitic molecular sieves | — | 1999-08-24 |
| 5879655 | Method of making microporous non-zeolitic molecular sieves | Charles R. Wilson | 1999-03-09 |
| 5833837 | Process for dewaxing heavy and light fractions of lube base oil with zeolite and sapo containing catalysts | — | 1998-11-10 |
| 5801293 | Method of isomerizing olefins | — | 1998-09-01 |