发明名称 |
APPARATUS AND METHOD FOR PRODUCING SURFACE MOLDED PANEL |
摘要 |
<p>APPARATUS AND METHOD FOR PRODUCING SURFACE MOLDED PANEL In the production of an acoustical fiber board product having a patterned top surface, the surface is provided with a high fidelity reproduction of a molded design by a hollow rotating embossing roller having a sequence of positive and negative pressures upon the pulp forming the surface layers of the panel.</p> |
申请公布号 |
CA1190077(A) |
申请公布日期 |
1985.07.09 |
申请号 |
CA19820401537 |
申请日期 |
1982.04.23 |
申请人 |
UNITED STATES GYPSUM COMPANY |
发明人 |
ISHII, YASUO |
分类号 |
B44B5/00;D06N7/04;D21F11/00;D21J1/20;G10K11/16;(IPC1-7):D21J1/04 |
主分类号 |
B44B5/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|