Air recoil and pnermatic auxiliary scraper: this technology effectively reduces the solids remained in the drum and effective resume the performance of the filter cloths.
气体反冲及气体辅助刮刀装置：这种新技术的应用，可以使残余滤饼降低最少，以便滤布再生。
Pneumatic auxiliary scraper and air recoil device could completely clean the solid materials remained in the drum, good for the filter cloth recycling.
气体反冲及气体辅助刮刀装置：这种新技术的应用，可以使残余滤饼降低最少，以便滤布再生。
Ring chain is applicable to coal mine scraper conveyor, plough, drum shearer and other mechanical traction chain, etc.
圆环链适用于煤矿刮板输送机、刨煤机、滚筒采煤机及其它机械牵引链等。
Both front and back drum have scraper and water spray equipment.
前后振动轮均有刮泥和洒水装置；
The problems exist in the mixing drum scraper device of Shaogang sintering plant were analyzed, and the new structure of subsection and demountable scraper was presented.
论述圆形拉伸件卸料装置的几种结构形式和应用范围，并介绍卸料装置的主要零件——卡瓣的设计方法和思路。
The problems exist in the mixing drum scraper device of Shaogang sintering plant were analyzed, and the new structure of subsection and demountable scraper was presented.
论述圆形拉伸件卸料装置的几种结构形式和应用范围，并介绍卸料装置的主要零件——卡瓣的设计方法和思路。
应用推荐