发明名称 |
Polymerization process |
摘要 |
<p>The present invention relates to a gas phase fluidized bed reactor (1) comprising an upright tubular portion (2) having a fluidization grid (4) in the lower part thereof. According to the invention the upright tubular portion (4) is provided with an external conduit (13) which connects a lower orifice (14) which is above the fluidization grid (4) and an upper orifice (15) which is a height above the lower orifice (14). The invention also relates to a gas phase polymerization process carried out in the reactor. <IMAGE></p> |
申请公布号 |
EP0579426(B1) |
申请公布日期 |
1998.03.18 |
申请号 |
EP19930305222 |
申请日期 |
1993.07.02 |
申请人 |
BP CHEMICALS LIMITED;BP CHEMICALS S.N.C. |
发明人 |
MORTEROL, FREDERIC R. M. M.;RAUFAST, CHARLES |
分类号 |
C08F2/00;B01J8/00;B01J8/24;C08F2/34;C08F10/00;(IPC1-7):C08F2/34;B01J4/00 |
主分类号 |
C08F2/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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