| 发明名称 |
A HIGH PRESSURE FEEDER AND METHOD OF OPERATION TO FEED GRANULAR OR FINE MATERIALS |
| 摘要 |
<p>A coal feed system to feed pulverized low rank coals containing up to 25 wt% moisture to gasifiers operating up to 1000 psig pressure is described. The system includes gas distributor and collector gas permeable pipes imbedded in the lock vessel. Different methods of operation of the feed system are disclosed to minimize feed problems associated with bridging and packing of the pulverized coal. The method of maintaining the feed system and feeder device exit pressures using gas addition or extraction with the pressure control device is also described.</p> |
| 申请公布号 |
CA2785336(A1) |
申请公布日期 |
2011.07.14 |
| 申请号 |
CA20102785336 |
申请日期 |
2010.12.20 |
| 申请人 |
SOUTHERN COMPANY SERVICES, INC. |
发明人 |
VIMALCHAND, PANNALAL;PENG, WAN WANG;LIU, GUOHAI |
| 分类号 |
C10J1/207;C10J3/50;G05D7/00 |
主分类号 |
C10J1/207 |
| 代理机构 |
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