ESGL Holdings Limited Files Patent for Transformative Hydrofluoric Waste Recycling Innovation

SINGAPORE, Sept. 02, 2025 (GLOBE NEWSWIRE) -- ESGL Holdings Limited (NASDAQ: ESGL), a leading carbon neutral, innovative enviro-tech company regenerating industrial waste into circular products, through its subsidiary Environmental Solutions Asia Pte Ltd (“ESA”), has filed a patent application (reference number 10202502493R) with the Intellectual Property Office of Singapore (IPOS) for its groundbreaking technology to convert hydrofluoric acid (HF) wastes into Metallurgical-Grade Fluorspar. This innovative ...