• PHOENIX, ARIZONA—(Disclosure & News Service – January 4, 2017) – PetroSun, Inc (OTC PINK: PSUD) announced today that an exclusive license agreement covering the oil and gas industry has been executed with Sonoran Dish Energy, LLC and Sonoran CryoDesal, LLC regarding proprietary technology developed by the firms. The technology, including next generation solar thermal, 24-hour […]

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