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Priority claimed from FR8804573Aexternal-prioritypatent/FR2629461B1/fr
Application filed by Bp Chem Int LtdfiledCriticalBp Chem Int Ltd
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Publication of ATE76882T1publicationCriticalpatent/ATE76882T1/de
Catalyseur de (co)polymerisation du propylene, supporte sur des particules spheriques de chlorure de magnesium et enrobe par du polypropylene, et procedes de preparation