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Application filed by Phillips Petroleum CompanyfiledCriticalPhillips Petroleum Company
Priority claimed from EP79101977Aexternal-prioritypatent/EP0007425B1/en
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Publication of ATE4388T1publicationCriticalpatent/ATE4388T1/en
Process for the preparation of a polymerization catalyst, a polymerization catalyst prepared according to this process and the use of the same for the polymerization of olefinic hydrocarbons