以矿物加工领域新出现的空气重介质流化床选矿方法提出的背景和实现途径为基础，运用发散—收敛模型讨论了解决工程技术问题时创造性成果的产生机制，分析了创造性思维的应用过程及其启示作用。

The yield mechanism of creativity achievement of gravity separation for solving engineering problem has been analyzed in this paper according to the divergence - convergence model, after the background and realizing track of the advanced dry coal separation with air-dense medium in fluidization bed be put forward in the field of mineral processing. And the application process of creativity thinking and its revelation effect have been discussed, too.