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Presidenza del Consilglio dei Ministri Ufficio del Ministro per il Patents
Presidenza del Consilglio dei Ministri Ufficio del Ministro per il
Rome, IT
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Patent Number Title Of Patent Date Issued
4950785 Catalytic process of synthetizing ethylene-tetracarboxylic esters August 21, 1990
Process of synthetizing ethylene-tetracarboxylic esters by duplication of lonic compounds of the formula: ##STR1## wherein X=COOR, Y=COOR' and R and R' represent an organic group, characterized in that the duplication is an oxidative duplication conducted in the presence of a cat

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