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URGENT-Brazil's Vinci Partners denies deal to invest in OGX

SAO PAULO, Oct 18 (Reuters) - Brazilian private equity firm Vinci Partners said on Friday it is not involved in any deal to invest in tycoon Eike Batista's troubled oil company OGX Petroleo e Gas Participações SA, according to a securities filing.

OGX said earlier on Friday that it was in talks with Vinci Partners and other potential investors for options about a potential capital injection.