Chemetics International Company Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chemetics International Company Ltd..The latest application filed is for "nanofiltration of concentrated aqueous salt solutions".
- Chemetics International Company Ltd. - Vancouver CA
- Chemetics International Company, Ltd. - Ontario CA
| Patent | Date |
|---|---|
| Nanofiltration of concentrated aqueous salt solutions Grant 5,858,240 - Twardowski , et al. January 12, 1 | 1999-01-12 |
| Nanofiltration of concentrated aqueous salt solutions Grant 5,587,083 - Twardowski December 24, 1 | 1996-12-24 |
| Electrolytic production of hydrogen peroxide using bipolar membranes Grant 5,358,609 - Drackett October 25, 1 | 1994-10-25 |
| Electrochemical methods for production of alkali metal hydroxides without the co-production of chlorine Grant 5,246,551 - Pletcher , et al. September 21, 1 | 1993-09-21 |
| Process for the separation of sulphate Grant 5,093,089 - Alford , et al. March 3, 1 | 1992-03-03 |
| Waste acid recovery process Grant 5,082,645 - Al-Samadi , et al. January 21, 1 | 1992-01-21 |
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