Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5264193 | Substituted stannosilicates, their preparation and use as natural gas purification agents (C-2668) | Edward W. Corcoran, Jr., Paul E. Eberly, Jr., Killian D. Efird | 1993-11-23 |
| 5206005 | Synthesis of ECR-1 using methyltriethanolammonium cations | Karl G. Strohmaier | 1993-04-27 |
| 5192519 | Substituted stannosilicates and preparation thereof | Edward W. Corcoran, Jr. | 1993-03-09 |
| 5185138 | Transistion-metal-aluminosilicate hydrocarbon conversion catalysts having an L type structure, ECR-22-D | Karl G. Strohmaier | 1993-02-09 |
| 5185137 | Divalent transition-metal-aluminosilicate hydrocarbon conversion catalysts having mazzite-like structures, ECR-23-D (C-2494) | Karl G. Strohmaier | 1993-02-09 |
| 5133953 | Method of preparing crystalline ZSM-20 zeolites (C-2517) | Karl G. Strohmaier | 1992-07-28 |
| 5116590 | Crystalline zeolite ECR-35 and a method for producing same | Karl G. Strohmaier, Michael M. J. Treacy, John M. Newsam | 1992-05-26 |
| 5110571 | Stannosilicates and preparation thereof (C-2417) | Edward W. Corcoran, Jr., Paul E. Eberly, Jr. | 1992-05-05 |
| 5110568 | Stannosilicates and preparation thereof | Edward W. Corcoran, Jr., Paul E. Eberly, Jr. | 1992-05-05 |
| 5096686 | Gallium silicate zeolite, ecr-9, and its metallo derivatives | Karl G. Strohmaier | 1992-03-17 |
| 5015454 | Process for preparation of an ECR-5 crystalline zeolite composition | — | 1991-05-14 |
| 5013536 | ECR-18, method of its preparation, and uses for sorption and separation | Karl G. Strohmaier | 1991-05-07 |
| 5000932 | Mazzite-type zeolite, ECR-15, and a process for preparing it | — | 1991-03-19 |
| 4973461 | Crystalline zeolite composition | — | 1990-11-27 |
| 4965059 | High silica faujasite aluminosilicate, ECR-4, and a process for making it | — | 1990-10-23 |
| 4960578 | Zeolite ECR-10 | Karl G. Strohmaier | 1990-10-02 |
| 4933161 | Tin substitution into zeolite frameworks | Stephen B. Rice | 1990-06-12 |
| 4931267 | Process for preparing a high silica zeolite having the faujasite topology, ECR-32 | Karl G. Strohmaier | 1990-06-05 |
| 4896626 | Shellfish culture methods and apparatus | John K. Holt, Roger L. Creswell | 1990-01-30 |
| 4892721 | Crystalline zeolite materials constituting maz-morite intermediates | Michael E. Leonowicz, Karl G. Strohmaier | 1990-01-09 |
| 4879103 | Composition and process for preparing ECR-30 | — | 1989-11-07 |
| 4778779 | Catalysts comprising silica supported on alumina, their preparation and use | Lawrence L. Murrell, Nicholas C. Dispenziere, Jr. | 1988-10-18 |
| 4717560 | Crystalline zeolite composition (ECR-5) having a cancrinite-like structure and process for its preparation | — | 1988-01-05 |
| 4666877 | Multimetallic pillared interlayered clay products and processes of making them | — | 1987-05-19 |
| 4661332 | Zeolite (ECR-18) isostructural with paulingite and a method for its preparation | Karl G. Strohmaier | 1987-04-28 |