发明名称 |
Apparatus for producing helically corrugated metal pipe and related method |
摘要 |
A pipe manufacturing system and method for producing helically corrugated metal pipe is provided. The system and method utilize controlled profile formation.
|
申请公布号 |
US7574886(B2) |
申请公布日期 |
2009.08.18 |
申请号 |
US20080145174 |
申请日期 |
2008.06.24 |
申请人 |
CONTECH CONSTRUCTION PRODUCTS INC. |
发明人 |
ZEPP WILLIAM L.;SCHLUTER JAMES C. |
分类号 |
B21B1/24 |
主分类号 |
B21B1/24 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|