Venezuela, strapped for cash at home and staring down costly litigation overseas, is considering a deal for its U.S.-based refinery company Citgo Petroleum Corp. as well as a stake in a refinery run with Exxon Mobil Corp. , according to a Citgo document and people familiar with the matter. People close to Petroleos de Venezuela SA, or PdVSA, say the state-run oil giant is in the early stages of considering a deal for Houston-based Citgo, which operates three refineries. It is separately shopping its 50% stake in the Chalmette refinery in Louisiana, a process that is further advanced, they said. A July 15 bond prospectus for Citgo states that PdVSA “is currently seeking to monetize its ownership interest in us.” A spokesman for PdVSA said he had no information on any potential asset sales. Exxon also declined to comment. PdVSA, the principal source of hard currency in Venezuela, is […]