摘要
主要对 3MД型煤气发生炉中的水力逆止阀及钟罩阀进行了改进。改进后,满足了生产的需要,实现了安全运行。
Abstract:The improvements both back valve and bell-jar valve of hydraulic power for coal gas producer type 3mДwere mainly made. The production requirement was met and safe operation was carried out after improvements.
出处
《炭素》
1994年第3期19-22,共4页
Carbon