Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4756897 | Process for preparing concentrated byproduct nitrate solutions | — | 1988-07-12 |
| 4626426 | Process for the manufacture of caustic soda | — | 1986-12-02 |
| 4578090 | Method for processing gaseous effluent streams recovered from the vapor phase oxidation of metal halides | — | 1986-03-25 |
| 4540441 | Salt removal from treated titanium dioxide | — | 1985-09-10 |
| 4489045 | Recovery of by-product calcium chloride from chlorination of titaniferous ores | — | 1984-12-18 |
| 4483828 | Method of producing manganese sulfate solutions of improved purity | William C. Laughlin, Virgil J. Barczak, Paul D. Bowerman | 1984-11-20 |
| 4460550 | Process for production of titanium dioxide from titaniferrous ore | — | 1984-07-17 |
| 4457812 | Critical solvent separations in inorganic systems | — | 1984-07-03 |
| 4442075 | Titanium ore chlorination process using a molten salt | — | 1984-04-10 |
| 4313819 | Process for recovering deashing solvent from insoluble coal products | — | 1982-02-02 |
| 4283371 | Process for the production of aluminum chloride and related products | — | 1981-08-11 |
| 4236896 | Slurry removal process | Alan Morris | 1980-12-02 |
| 4199552 | Process for the production of synthetic rutile | — | 1980-04-22 |