Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482305 | Electrodialysis water splitting process | — | 2002-11-19 |
| 5352345 | Ion exchange resin regenerant waste recovery and recycling via bipolar membranes | Carolyn Byszewski, John C. McArdle | 1994-10-04 |
| 5281317 | Electrodialytic water splitting process for removing SO.sub.2 from gases | Yu C. Chiao, James M. DiPalma | 1994-01-25 |
| 5228962 | Separation/recovery of ammonium salts via electrodialytic water splitting | Frederick P. Chlanda, Yu-Chih Chiao | 1993-07-20 |
| 5200046 | Apparatus and method for electrodialytic treatment of salts to produce acid and/or base of improved purity | Frederick P. Chlanda, Yu C. Chiao | 1993-04-06 |
| 5198086 | Electrodialysis of salts of weak acids and/or weak bases | Frederick P. Chlanda | 1993-03-30 |
| 5162076 | Method for purification of acids from materials comprising acid and salt | Yu-Chih Chiao, Frederick P. Chlanda | 1992-11-10 |
| 5139632 | Recovery of mixed acids from mixed salts | Frederick P. Chlanda | 1992-08-18 |
| 5135626 | Method for purification of bases from materials comprising base and salt | Frederick P. Chlanda, Yu-Chih Chiao | 1992-08-04 |
| 4999095 | Recovery of mixed acids from mixed salts | Frederick P. Chlanda | 1991-03-12 |
| 4995956 | Method and apparatus to control a salt stream to be treated in an electrodialytic water splitter | — | 1991-02-26 |
| 4976838 | Method for purification of bases from materials comprising base and salt | Frederick P. Chlanda, Yu-Chih Chiao | 1990-12-11 |
| 4740281 | Recovery of acids from materials comprising acid and salt | Frederick P. Chlanda, Yu-Chih Chiao | 1988-04-26 |
| 4636289 | Solution mining of sodium minerals with acids generated by electrodialytic water splitting | Frederick P. Chlanda | 1987-01-13 |
| 4629545 | Electrodialytic water splitter and process for removal of SO.sub.2 from gases containing same and for recovery of SO.sub.2 and NaOH | Frederick P. Chlanda | 1986-12-16 |
| 4608141 | Multichamber two-compartment electrodialytic water splitter and method of using same for basification of aqueous soluble salts | Frederick P. Chlanda | 1986-08-26 |
| 4592817 | Electrodialytic water splitting process for gaseous products | Frederick P. Chlanda | 1986-06-03 |
| 4584077 | Process for recovering sodium carbonate from trona and other mixtures of sodium carbonate and sodium bicarbonate | Frederick P. Chlanda | 1986-04-22 |
| 4536269 | Multichamber two-compartment electrodialytic water splitter and method of using same for acidification of aqueous soluble salts | Frederick P. Chlanda | 1985-08-20 |
| 4504373 | Electrodialytic water splitting process and apparatus for conversion of alkali metal sulfate values derived from spent rayon spin baths | Frederick P. Chlanda | 1985-03-12 |
| 4391680 | Preparing alkali metal hydroxide by water splitting and hydrolysis | Frederick P. Chlanda | 1983-07-05 |
| 4390402 | Process for regenerating spent seed materials used in magnetohydrodynamic power generation | Frederick P. Chlanda | 1983-06-28 |
| 4389293 | Process for the recovery of anhydrous hydrogen fluoride from aqueous solutions of fluosilicic acid and hydrogen fluoride | Frederick P. Chlanda | 1983-06-21 |