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发明名称
POROUS POLYURETHANE FOAM FOR WASTE WATER
摘要
申请公布号
KR100228735(B1)
申请公布日期
1999.11.01
申请号
KR19970030608
申请日期
1997.07.02
申请人
DONG SUNG CHEMICAL IND. CO., LTD.
发明人
JO, WOO-HYUN;CHOI, YOON-SO
分类号
C08G18/00;C08G18/48;C08J9/00;(IPC1-7):C08G18/00
主分类号
C08G18/00
代理机构
代理人
主权项
地址
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