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Perfogit SpA
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Perfogit SpA
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Publication of ES234450A1publicationCriticalpatent/ES234450A1/en
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications
(AREA)
Abstract
Process for the polymerization of ethylene, characterized in that, as contact substances, hydrocarbons are used which contain at least 3 alkali metal atoms, or notably more than 3 alkali metal atoms absorbed per hydrocarbon molecule, together with anhydrous metal compounds polyvalent (Machine-translation by Google Translate, not legally binding)
ES0234450A1956-03-271957-03-15Procedure for the polymerization of the tilene (Machine-translation by Google Translate, not legally binding)
ExpiredES234450A1
(en)
A procedure for the elimination of nitrogen oxides from the gaseous mixtures containing them (Machine-translation by Google Translate, not legally binding)