发明名称 |
METHOD AND DEVICE FOR COLLECTING BASE PAPER FOR GYPSUM PLASTER BOARD |
摘要 |
There are provided a method of recovering a base paper for gypsum board for continuously and efficiently recovering a base paper for gypsum board from a waste material of gypsum board including a gypsum core and the base paper for gypsum board adhering thereto. The method of recovering a base paper for gypsum board includes steps of breaking the waste material of gypsum board, separating a gypsum component and a paper piece of the base paper for gypsum board from the broken waste material of gypsum board, and washing the separated paper piece with water using a rotary drum-type washing device so as to eliminate a gypsum component adhering to the paper piece. |
申请公布号 |
PL1712303(T3) |
申请公布日期 |
2017.01.31 |
申请号 |
PL04820672T |
申请日期 |
2004.12.06 |
申请人 |
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发明人 |
NISHI MICHIO TECH.DEP. YOSHINO GYPSUM CO. LTD.;TANAKA TAKEHIRO TECH.DEP YOSHINO GYPSUM CO. LTD.;TAIRA SHIZUO TECH.DEP YOSHINO GYPSUM CO. LTD. |
分类号 |
B03B9/06;B09B3/00;B09B5/00;D21B1/02;D21B1/32 |
主分类号 |
B03B9/06 |
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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