| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a system and a method for chemical treating of coal. <P>SOLUTION: The system and method include a heat integrated coal treating system having a two-stage coal treating process (28). The two-stage treating process (28) may include a hydrofluoric reactor (30) and a nitric acid reactor (32), and may have a fluid exchanging heat between the hydrofluoric acid reactor (30) and the nitric acid reactor (32). <P>COPYRIGHT: (C)2012,JPO&INPIT |
