TORONTO, Nov. 21, 2024 (GLOBE NEWSWIRE) -- HydroGraph Clean Power Inc. (CSE: HG) (OTCQB: HGRAF) (FRA: M98) (the “Company” or “HydroGraph”), a sustainable commercial manufacturer of pristine graphene, announced today two new collaborations in battery materials with Volfpack Energy and NEI Corporation . NEI Corporation Partnership HydroGraph’s new collaboration with NEI Corporation, signed on November 18, 2024, an established supplier of specialty materials to the battery industry, will...