| Application number | Title of the application | Filing Date | Status |
|---|
| 07/032385 | ASSEMBLAGE OF HYDROXYL APATITE PARTICLES AND LIQUID CHROMATOGRAPHY COLUMN USING THE SAME | Mar 30, 1987 | Abandoned |
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| 07/021702 | ADSORBENT FOR CHROMATOGRAPHY HAVING EXCELLENT CHROMATOGRAPHIC SEPARATION PERFORMANCE AND IMPROVED REPETITIVE USING PROPERTIES, METHOD OF PRODUCING SUCH ADSORBENT, AND COLUMN SYSTEM FOR CHROMATOGRAPHY | Mar 3, 1987 | Abandoned |
| 07/021138 | INTRACHANNEL CLARIFIER | Mar 2, 1987 | Abandoned |
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