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gang shui tuo qi yong zhen kong beng
Author(s): 
Pages: 50-53
Year: Issue:  2
Journal: World Iron & Steel

Abstract: <正> 蒸气喷射真空泵和罗茨泵被应用于炼钢厂的真空脱气过程已有多年。这两种泵在设计原理和功能上有很大的差异。罗茨泵是容积式泵,只能泵送清洁气体及低温气体。因此,它必须安装高效的除尘设备,如离心式过滤器或布袋式过滤器。蒸气喷射泵是质量式泵,可以泵送未经除尘的气体。实践表明,泵送未经除尘的气体会导致污染
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