Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851605 | Process for synthesizing a zeolite catalyst on a pH controlled sodium free basis | Arie Bortinger, Elena N. Suciu | 1989-07-25 |
| 4804800 | Process for synthesizing a zeolite catalyst on a pH controlled basis to improve catalyst life | Arie Bortinger, Robert A. Maggio | 1989-02-14 |
| 4764356 | Process for synthesizing a zeolite catalyst on a pH controlled basis to improve catalyst life | Arie Bortinger, Robert A. Maggio | 1988-08-16 |
| 4638106 | Two stage process for improving the catalyst life of zeolites in the synthesis of lower olefins from alcohols and their ether derivatives | Yoshiharu Okumura | 1987-01-20 |
| 4554260 | Two stage process for improving the catalyst life of zeolites in the synthesis of lower olefins from alcohols and their ether derivatives | Yoshiharu Okumura | 1985-11-19 |
| 4489593 | Method and apparatus for determining the amount of gas adsorbed or desorbed from a solid | William E. Gates | 1984-12-25 |
| 4487213 | Mass flow controller apparatus | William E. Gates | 1984-12-11 |
| 4451356 | Catalytic dehydroxylation of phenols | Gerard M. Prilutski | 1984-05-29 |
| 4422926 | Separating basic asphaltenes using Bronsted acid transition metal oxide acid catalysts | Kenneth Arthur Gould, Dane C. Grenoble, Lawrence L. Murrell | 1983-12-27 |
| 4414256 | Chemically wetted film of metal phase on graphite and process for preparing same | Rexford D. Sherwood, Rees T. K. Baker, Eric G. Derouane | 1983-11-08 |
| 4347063 | Process for catalytically gasifying carbon | Rexford D. Sherwood, Rees T. K. Baker, Eric G. Derouane | 1982-08-31 |
| 4313853 | Process for forming highly dispersed metal on graphite | Rexford D. Sherwood, Rees T. K. Baker, Eric G. Derouane | 1982-02-02 |
| 4226812 | Process for producing chlorotrifluoroethylene | William E. Gates, Franz Wenger | 1980-10-07 |
| 4224293 | Removal of low concentrations of hydrogen from chlorine gas | Franz Wenger | 1980-09-23 |
| 4194990 | Catalyst and process for the production of chlorofluorinated hydrocarbons | William E. Gates, Emery J. Carlson, John E. Wilkalis | 1980-03-25 |