| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 06.99 |
| PATENT ASSIGNEE | Union Carbide |
| PATENT CLAIMS |
Alpha olefin gas phase fluidized bed polymn in presence of catalyst equipped with sound wave producing device in which device - Emits sound waves ranging 5-40 Hlz - Has standard sound pressure level 100-200 dB - Achieves minimum sound pressure level on interior reac tor surface to be protected 100-200 dB - Sound waves are introduced into reactor system via one or more sonic nozzles positioned such that each sonic nozzle has an elevation within about 60% of value & an azimuth within 60% |
| PATENT PHOTOCOPY | Available on request |
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