Abstract : in this paper , source and comprehensive utilization way of solid leather wastes werediscussed . and at the same time the new recycling method and practical utilization technique wereput forward 文摘:本文叙述了皮革固体废弃物的来源和综合利用途径，提出了具有实用价值的回收方法和利用技术。
The introduction is made on different recycling and disposing methods for rigid polyurethane foamed wastes , mainly involving the developments and applications of physical recycling methods and chemical recycling methods in the world 介绍了废旧聚氨酯硬质泡沫塑料的处理及回收方法，主要包括其物理回收、化学回收、焚烧等处理方法的技术原理，以及国内外的发展和应用现状。
