用炉子处理, 用炉子加热(包括熔炼、焙烧、焙解等操作)

The causes of the hydraulic system trouble in the top of HY bell-valve blast furnac,and gives the detailed analgsis,at last obtains the resolution of the main hydraulic parts trouble in table. 叙述了HY型钟阀炉顶液压系统发生故障的原因，并对其作了详细的分析，最后得出了液压系统主要零部件的故障排除方法，并列表说明。

Hearth Roller Type Soaking Furnac 辊底式均热炉

Hearth Roller of the Soaking Furnac 均热炉炉底辊

Keywords furnacing door lifting;program;database;calculation; 炉门提升;程序;数据库;计算;

Calculation Program of Furnacing Door Lifting Device in Heating Furnace 加热炉炉门提升装置的计算程序