Wasserlösliche Copolymere auf Acrylamid-Basis und ihre Verwendung als Zementationshilfsmittel
申请公布号:DE19752093(C2)
申请号:DE19971052093
申请日期:1997.11.25
申请公布日期:2000.10.26
发明人:OSWALD, REINHARD;FRENZ, VOLKER;TONHAUSER, JUERGEN;TARDI, ARANKA;MAROY, PIERRE;L'ALLORET, FLORENCE
分类号:C04B24/16;C04B28/02;C08F220/54;C08F220/58;C09K8/46;(IPC1-7):C08F220/58;C09K7/02;E21B33/14
主分类号:C04B24/16
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