GasAtacama is hoping to firm up an LNG supply deal in October for its planned floating import terminal in Chile.The Endesa and Southern Cross-owned developer is negotiating to secure a contract for shale gas volumes from 2016 after holding talks with at least five US liquefaction proponents, according to local press reports.One of the players in discussions with GasAtamaca has already received consent to export cargoes while the others are said to be in the process of applying for such permits.A