VANCOUVER, British Columbia, Sept. 23, 2025 (GLOBE NEWSWIRE) -- SHARC International Systems Inc. (CSE: SHRC) (FSE: IWIA) (OTCQB: INTWF) ("SHARC Energy" or the “Company”), the pioneer of Wastewater Energy Transfer (“WET”), is pleased to provide an update on the Company’s expanding portfolio of intellectual property protecting its flagship SHARC WET technology. United States and European Patents Granted SHARC Energy has been granted key patents for its latest SHARC wastewater heat exchange system in both the ...