Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5958109 | Adsorption process for recovery of solvents | — | 1999-09-28 |
| 5608083 | Process for the production of phthalic anhydride | — | 1997-03-04 |
| 4959088 | Method of producing nitric acid and refrigeration | — | 1990-09-25 |
| 4822521 | Integrated process and apparatus for the primary and secondary catalytic steam reforming of hydrocarbons | — | 1989-04-18 |
| 4755361 | Apparatus for ammonia synthesis gas production | — | 1988-07-05 |
| 4726816 | Reformer-pressure swing adsorption process for the production of carbon monoxide | — | 1988-02-23 |
| 4723966 | Gas separation by pressure swing adsorption | — | 1988-02-09 |
| 4650651 | Integrated process and apparatus for the primary and secondary catalytic steam reforming of hydrocarbons | — | 1987-03-17 |
| 4592860 | Process and apparatus for ammonia synthesis gas production | — | 1986-06-03 |
| 4572829 | Ammonia synthesis gas purification | — | 1986-02-25 |
| 4553981 | Enhanced hydrogen recovery from effluent gas streams | — | 1985-11-19 |
| 4512780 | Pressure swing adsorption with intermediate product recovery | — | 1985-04-23 |
| 4499208 | Activated carbon adsorbent with increased heat capacity and the production thereof | — | 1985-02-12 |
| 4475929 | Selective adsorption process | — | 1984-10-09 |
| 4468237 | Pressure swing adsorption with direct and indirect pressure equalizations | — | 1984-08-28 |
| 4442020 | Catalytic steam reforming of hydrocarbons | — | 1984-04-10 |
| 4414191 | Process for the production of ammonia | — | 1983-11-08 |
| 4381189 | Pressure swing adsorption process and system | — | 1983-04-26 |
| 4375363 | Selective adsorption process for production of ammonia synthesis gas mixtures | — | 1983-03-01 |
| 4374022 | Constant pressure separation of normal paraffins from hydrocarbon mixtures | — | 1983-02-15 |
| 4354929 | Process for separating normal paraffins from hydrocarbons mixtures | Anton Wessels | 1982-10-19 |
| 4350583 | Isobaric process for separating normal paraffins from hydrocarbon mixtures | — | 1982-09-21 |
| 4337170 | Catalytic steam reforming of hydrocarbons | — | 1982-06-29 |
| 4333744 | Two-feed pressure swing adsorption process | — | 1982-06-08 |