Issued Patents All Time
Showing 51–75 of 190 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5345009 | Conjoint production of ditertiary butyl peroxide and tertiary butyl alcohol from tertiary butyl hydroperoxide | John R. Sanderson | 1994-09-06 |
| 5344984 | "Method for preparing ""twin-tailed"" polyoxyalkylene tertiary amines" | Carter G. Naylor | 1994-09-06 |
| 5338890 | One step synthesis of methyl t-butyl ether from t-butanol using alkylsulfonic acid-modified oxide catalysts | John R. Sanderson | 1994-08-16 |
| 5313006 | Cogeneration of isobutylene plus MTBE from crude t-butanol/methanol feedstocks | — | 1994-05-17 |
| 5304681 | Tert-butylamine synthesis over montmorillonite clays | Neal J. Grice | 1994-04-19 |
| 5300703 | Alkylphenol synthesis using heteropoly acid catalysts | — | 1994-04-05 |
| 5300697 | One step synthesis of methyl t-butyl ether from t-butanol using hydrogen fluoride-modified zeolite catalysts | John R. Sanderson | 1994-04-05 |
| 5276215 | Alkylphenol synthesis using zeolites as catalysts, particularly dealuminized y-zeolites | Yu-Hwa E. Sheu, Pei-Shing E. Dai | 1994-01-04 |
| 5262562 | Polyether glycol production by polymerization of tetrahydrofuran | Donald R. Hollingsworth | 1993-11-16 |
| 5256828 | Heterogeneous catalyst for alkoxylation of alcohols | Michael Cuscurida, Pei-Shing E. Dai | 1993-10-26 |
| 5254759 | Catalytic removal of peroxide contaminants from tertiary butyl alcohol | John R. Sanderson, Melvin Stockton | 1993-10-19 |
| 5243118 | Process for oligomerizing olefins using sulfate-activated molecular sieves | John R. Sanderson, Edward T. Marquis | 1993-09-07 |
| 5243100 | Preparation of tertiary butyl alcohol using promoted cycloalkenyl iron catalyst | John R. Sanderson | 1993-09-07 |
| 5242621 | Combinations of alkanoic hydrocarbyl dicarboxylic and carbocyclic alkanoic acids or salts useful as heat transfer fluid corrosion inhibitors | David L. Miller, Brian L. Benac | 1993-09-07 |
| 5233116 | Process for preparing oligomers having low unsaturation | John R. Sanderson, Edward T. Marquis | 1993-08-03 |
| 5220078 | One step synthesis of methyl t-butyl ether from t-butanol using fluorophosphoric acid-modified zeolite catalysts | John R. Sanderson | 1993-06-15 |
| 5214218 | One step synthesis of methyl t-butyl ether from t-butanol using haloacid-modified clay catalysts | — | 1993-05-25 |
| 5214217 | Method for one-step synthesis of methyl t-butyl ether | — | 1993-05-25 |
| 5214182 | Process for cogeneration of ethylene glycol and dimethyl carbonate | — | 1993-05-25 |
| 5206424 | Decomposition of tertiary butyl hydroperoxide using cycloalkenyl iron catalyst | John R. Sanderson | 1993-04-27 |
| 5191139 | Process for oligomerizing olefins using sulfate-activated group IV oxides | John R. Sanderson, John M. Larkin | 1993-03-02 |
| 5191130 | Process for oligomerizing olefins using halogenated phosphorous-containing acid on montmorillonite clay | John R. Sanderson | 1993-03-02 |
| 5185480 | Catalytic removal of peroxide contaminants from a methanol-tertiary butyl alcohol recycle stream | John R. Sanderson | 1993-02-09 |
| 5183947 | One step synthesis of methyl t-butyl ether from t-butanol using fluorophosphoric acid-modified clay catalysts | John R. Sanderson | 1993-02-02 |
| 5180864 | Process for oligomerizing olefins using an aluminum nitrate-treated acidic clay | John R. Sanderson | 1993-01-19 |