Circulating fluidized bed reactor with plural furnace outlets

摘要

PCT No. PCT/US96/19039 Sec. 371 Date Jun. 29, 1998 Sec. 102(e) Date Jun. 29, 1998 PCT Filed Nov. 29, 1996 PCT Pub. No. WO97/20172 PCT Pub. Date Jun. 5, 1997A circulating fluidized bed (CFB) reactor or combustor having an internal impact type primary particle separator which provides for internal return of all primary collected solids to a bottom portion of the reactor or combustor for subsequent recirculation without external and internal recycle conduits. The CFB reactor enclosure or furnace is provided with plural furnace outlets. This construction permits increased furnace depths and reduced furnace widths, resulting in a compact design.