发明名称 Method of producing lightweight cement blocks
摘要 A lightweight cement block and a method of producing the lightweight cement block, comprising the steps of mixing three parts by volume sawdust with water to form a first mixture having a relative moisture content in the range of 40% to 44%; adding one part by volume sand to the first mixture to form a second mixture; mixing the second mixture with water until the relative moisture content of the second mixture is in the range of 40% to 44%; adding one part by volume cement to the second mixture to form a third mixture; mixing the third mixture with water until the relative moisture content is in the range of 40% to 44%; forming the third mixture into a block. The resultant block comprises sawdust in the range of 30% to 70% by volume, sand in the range of 10% to 40% by volume and cement in the range of 10% to 40% by volume.
申请公布号 US5569426(A) 申请公布日期 1996.10.29
申请号 US19940246444 申请日期 1994.05.20
申请人 ENVIRO PRODUCTS LTD. 发明人 LE BLANC, FRANK X.
分类号 C04B18/26;C04B28/02;(IPC1-7):B28C7/04 主分类号 C04B18/26
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