| Application number | Title of the application | Filing Date | Status |
|---|
| 07/478810 | DIMENSIONALLY STABLE ANODES AND THEIR USE IN THE PREPARATION OF ALKALI | Feb 11, 1990 | Abandoned |
| 07/475491 | METHOD AND APPARATUS FOR PRODUCING A HIGH-PURITY TITANIUM AS WELL AS TITANIUM TARGET FOR SPUTTERING | Feb 5, 1990 | Abandoned |
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| 07/451193 | ELECTROLYSIS APPARATUS | Dec 14, 1989 | Abandoned |
| 07/447775 | ELECTROCATALYTIC COATING | Dec 7, 1989 | Abandoned |
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