发明名称 |
Online control of blowing agent content of polymer beads for making lost foam patterns |
摘要 |
The invention involves the real-time, NIR-spectroscopic, closed-loop control of the blowing agent content of polymer beads used to make lost foam casting patterns. |
申请公布号 |
US7588704(B2) |
申请公布日期 |
2009.09.15 |
申请号 |
US20050189564 |
申请日期 |
2005.07.26 |
申请人 |
GM GLOBAL TECHNOLOGY OPERATIONS, INC. |
发明人 |
BIEDERMAN SCOTT W.;RIDER TIMOTHY S. |
分类号 |
B29C44/34 |
主分类号 |
B29C44/34 |
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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