Original document(7 pages)  中文版
    The present invention belongs to the field of refractory material, specially, it is suitable for producing phosphoric acid combined high-aluminium pouring material. It is characterized by that it uses electrocast spinel as coagulation accelerator or phosphoric acid combined pouring material, its main raw material is a high-grade high-alumina, and its secondary raw material is electrocast magnesia-alumina spinel and phosphoric acid. Said inention is easy to construct and easy to remove form, and has higher strength, after the form of removed for 3 days, it is water resistant.
Application Number
申请号		 02158761 Application Date
申请日		 2002.12.26
Title 名称 Phosphoric acid and spinel combined high aluminia pouring material
Publication Number
公开号		 1418852 Publication Date
公开日		 2003.05.21
Approval Pub. Date Granted Pub. Date
International Classification 分类号 C04B35/101,C04B35/443,C04B35/447,C04B35/66
Applicant(s) Name
申请人		 Beijing Science and Technology Univ.
Address 地址 100083
Inventor(s) Name 发明人 Ni Wen
Attorney & Agent 代理人 lu zhongqiang
More information 更  多  信  息


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