申请人 |
CELANESE INTERNATIONAL CORPORATION;JOHNSTON, VICTOR, J.;CHAPMAN, JOSEFINA, T.;CHEN, LAIYUAN;KIMMICH, BARBARA, F.;ZINK, JAMES, H.;VAN DER WAAL, JAN, CORNELIS;ZUZANIUL, VIRGINIE |
发明人 |
JOHNSTON, VICTOR, J.;CHAPMAN, JOSEFINA, T.;CHEN, LAIYUAN;KIMMICH, BARBARA, F.;ZINK, JAMES, H.;VAN DER WAAL, JAN, CORNELIS;ZUZANIUL, VIRGINIE |