Detailed price information for Hydrograph Clean Power Inc (HG-CN) from The Globe and Mail including charting and trades.

Completed first commercial-scale modular graphene unit Proved HydroGraph’s graphene extends operating life of lubricants by more than 24 times Demonstrated improved performance in recent lithium air ...

VANCOUVER, British Columbia, June 12, 2024 (GLOBE NEWSWIRE) -- HydroGraph Clean Power Inc. (CSE: ‎HG) (OTCQB: HGCPF) (the “Company” or “Hydro Graph”) is pleased to announce that, further to its news ...

VANCOUVER, British Columbia, Dec. 13, 2024 (GLOBE NEWSWIRE) -- HydroGraph Clean Power Inc. (CSE: ‎HG) (OTCQB: HGRAF) (the “Company” or “HydroGraph”) is pleased to announce the closing of its ...

VANCOUVER, British Columbia, Oct. 08, 2025 (GLOBE NEWSWIRE) -- HydroGraph Clean Power Inc. (CSE: HG) (OTCQB: HGRAF) (“HydroGraph” or the “Company”), a leading producer of ultra-pure graphene, today ...

TORONTO, Jan. 17, 2024 (GLOBE NEWSWIRE) -- HydroGraph Clean Power Inc. (CSE: HG) (OTCBQ: HGCPF) (the “Company” or “HydroGraph”), a manufacturer of pristine graphene, today issued the following letter ...

The Company‘s production unit, the Hyperion System, can reportedly produce over 10 metric tons per year using readily available acetylene and oxygen (inputs), which will be used to serve various ...

HydroGraph’s new collaboration with NEI Corporation, signed on November 18, 2024, an established supplier of specialty materials to the battery industry, will focus on accelerating the development and ...

VANCOUVER, British Columbia, Oct. 20, 2025 (GLOBE NEWSWIRE) -- HydroGraph Inc. (CSE: HG) (OTCQB: HGRAF) (“HydroGraph”), a leading producer of ultra-pure graphene, is pleased to announce that President ...

TORONTO, Feb. 05, 2025 (GLOBE NEWSWIRE) -- HydroGraph Clean Power Inc. (CSE: HG) (OTCQB: HGRAF) (FRA: M98) (the “Company” or “HydroGraph”), an industry-leading sustainable commercial manufacturer of ...