Original document(8 pages)  中文版
    A tapping unit for metal-smelting crucible is arranged at the bottom of the crucible and features that there is a guide hole above the discharge tap and the discharging hole in the discharge tap has a blocking element. Its advantages are no leakage and easy manufacture.
Application Number
申请号		 00123300 Application Date
申请日		 2000.11.24
Title 名称 Tapping unit of metal smelting crucible
Publication Number
公开号		 1355414 Publication Date
公开日		 2002.06.26
Approval Pub. Date Granted Pub. Date
International Classification 分类号 F27B14/10,F27B14/18
Applicant(s) Name
申请人		 Zhou Qianfeng
Address 地址 110003
Inventor(s) Name 发明人
Attorney & Agent 代理人 li fenglai

  
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