Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6379436 | Macroporaus aluminosilicate desiccant, preparation from sodalite and use in enthalpy energy wheels | Tadeusz W. Langner, Jacqueline S. Curran, Valerie A. Bell | 2002-04-30 |
| 6340433 | Water purification using titanium silicate membranes | Richard Jacubinas, Jacqueline S. Curran, Valerie A. Bell | 2002-01-22 |
| 6315817 | Selective removal of nitrogen from natural gas by pressure swing adsorption | Kenneth F. Butwell, William B. Dolan | 2001-11-13 |
| 6197092 | Selective removal of nitrogen from natural gas by pressure swing adsorption | Kenneth F. Butwell, William B. Dolan | 2001-03-06 |
| 6087514 | Titanium silicate molecular sieve oxidation catalysts and the production thereof | Appadurai Thangaraj, Gerald S. Koermer | 2000-07-11 |
| 6068682 | Small-pored crystalline titanium molecular sieve zeolites and their use in gas separation processes | Valerie A. Bell, Ivan Petrovic, Bipin Desai | 2000-05-30 |
| 5989316 | Separation of nitrogen from mixtures thereof with methane utilizing barium exchanged ETS-4 | Valerie A. Bell, Ivan Petrovic, Patrick W. Blosser | 1999-11-23 |
| 5948383 | Hybrid zeolite-silica compositions | Tadeusz W. Langner, Jacqueline S. Curran, Valerie A. Bell | 1999-09-07 |
| 5942207 | Method for making white zeolitic detergent builder from using a solid particulate source of alumina | Ahmad Moini, Christopher R. Castellano | 1999-08-24 |
| 5882624 | ETS-14 crystalline titanium silicate molecular sieves, manufacture and use thereof | Jacqueline S. Curran, Xiaolin Yang | 1999-03-16 |
| 5453263 | Halide-free process for the synthesis of ETS-10 | Patrick W. Blosser | 1995-09-26 |
| 5346535 | Use of crystalline molecular sieves containing charged octahedral sites in removing volatile organic compounds from a mixture of the same | Dinh Dang, David T. Hayhurst, Kathleen A. Thrush | 1994-09-13 |
| 5244650 | Large-pored molecular sieves with charged octahedral titanium and charged tetrahedral aluminum sites | Kathleen A. Thrush | 1993-09-14 |
| 5223022 | Ion-exchange agent and use thereof in extracting heavy metals from aqueous solutions | John R. Whyte, Jr. | 1993-06-29 |
| 5208006 | Large-pored molecular sieves containing at least one octahedral site comprising titanium and at least silicon as a tetrahedral site | Kathleen A. Thrush | 1993-05-04 |
| 5071804 | Ion-exchange agent and use thereof in extracting heavy metals from aqueous solutions | John R. Whyte, Jr. | 1991-12-10 |
| 5011591 | Large-pored crystalline titanium molecular sieve zeolites | — | 1991-04-30 |
| 5011667 | Self-bound sodium chabazite aggregates and methods for preparation thereof | John R. Whyte, Jr. | 1991-04-30 |
| 4994191 | Removal of heavy metals, especially lead, from aqueous systems containing competing ions utilizing wide-pored molecular sieves of the ETS-10 type | Kathleen A. Thrush | 1991-02-19 |
| 4938939 | Preparation of small-pored crystalline titanium molecular sieve zeolites | — | 1990-07-03 |
| 4853202 | Large-pored crystalline titanium molecular sieve zeolites | — | 1989-08-01 |
| 4747854 | Selective chromatographic process using an ion-exchanged, dehydrated chabazite adsorbent | Peter J. Maroulis, Charles G. Coe, David A. Roberts | 1988-05-31 |
| 4744805 | Selective adsorption process using an oxidized ion-exchanged dehydrated chabizite adsorbent | Peter J. Maroulis, Charles G. Coe, Patrick J. Clark, David A. Roberts | 1988-05-17 |
| 4713362 | Selective zeolitic adsorbent and a method for activation thereof | Peter J. Maroulis, Charles G. Coe, Patrick J. Clark, David A. Roberts | 1987-12-15 |
| 4606899 | Synthesis of maximum aluminum X zeolites | Stephen A. Butter | 1986-08-19 |