发明授权
- 专利标题： Refractory insulating veneer
- 专利标题（中）： 耐火绝缘贴面
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申请号： US149830申请日： 1980-05-15
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公开(公告)号： US4307197A公开(公告)日： 1981-12-22
- 发明人: John G. Daniel , David S. Kerr , Frederick V. Reven
- 申请人： John G. Daniel , David S. Kerr , Frederick V. Reven
- 申请人地址： IL Oak Brook
- 专利权人： Nalco Chemical Company
- 当前专利权人： Nalco Chemical Company
- 当前专利权人地址： IL Oak Brook
- 主分类号： B22D41/02
- IPC分类号： B22D41/02 ; C04B35/66 ; C04B35/52
摘要：
A tundish veneer composition comprising about 45-80 percent by weight of MgO, about 1-7 percent by weight of a refractory clay filler, about 1-15 percent by weight of a refractory glass wool fiber, about 3-10 percent of aqueous colloidal silica binder, and optionally, up to about 15 percent by weight of graphite, a foaming agent, or a dispersing agent.
公开/授权文献
- US5393018A Unfolding and locking joint for space elements 公开/授权日：1995-02-28
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