发明名称 |
Concrete mixing drum manufacturing method |
摘要 |
A method for making a concrete mixing drum includes forming a first layer of at least one polymeric material having a surface providing at least a portion of a barrel wall of the drum and a spiral mixing blade projecting from the wall on an inner surface of the drum and forming a second layer on the formed first layer.
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申请公布号 |
US7678317(B2) |
申请公布日期 |
2010.03.16 |
申请号 |
US20040021538 |
申请日期 |
2004.12.23 |
申请人 |
KHOURI ANTHONY J;RODGERS WILLIAM |
发明人 |
KHOURI ANTHONY J.;RODGERS WILLIAM |
分类号 |
B29C41/08;B29C41/32;B01F9/02;B28C;B28C5/22;B28C5/42;B29C;B29C33/40;B29C33/52;B29C33/60;B29C41/22;B29C70/06;B29C70/08;B29C70/16;B29C70/30;B29C70/32;B29K;B29K75/00;B29K105/06;B29L;B29L24/00 |
主分类号 |
B29C41/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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