发明授权
US5691257A Low density cellulated body and method 失效
低密度细胞体和方法

Low density cellulated body and method
摘要:
A cellulated, inorganic body, and a method of producing the body, the body having a very low bulk density and being resistant to aqueous and chemical attack, the cells being gas- or vacuum-filled, predominantly closed, and dispersed in a crystalline matrix.
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