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|---|
| 06/454220 | SELF-PROMOTED HYDROTREATING CATALYSTS | Dec 28, 1982 | Abandoned |
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| 06/422120 | ATTRITION RESISTANT MICROSPHEROIDAL FLUID BED CATALYSTS CONTAINING THE MIXED OXIDES OF VANADIUM AND PHOSPHORUS | Sep 22, 1982 | Abandoned |
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| 06/417773 | ANTIMONY-CONTAINING C4 OXIDATION CATALYSTS AND THEIR USE | Sep 12, 1982 | Abandoned |