INTERNATIONAL COURT OF JUSTICE CASE CONCERNING PULP .Jul 22, 2008 . CASE CONCERNING PULP MILLS. ON THE RIVER URUGUAY. ARGENTINA v. URUGUAY. REJOINDER OF URUGUAY. VOLUME I.pulp mills case,Uruguay River pulp mill dispute - WikipediaBut in July the court rejected its request for an injunction to stop construction of the mills. Uruguay took its case to Mercosur,.