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