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Birchtech Corp. to Host First Quarter 2026 Earnings Call on May 13 at 5:00 p.m. Eastern Time

CORSICANA, Texas, April 29, 2026 (GLOBE NEWSWIRE) -- Birchtech Corp. (NYSE:BCHT) (TSX:BCHT) ("Birchtech" or the "Company"), a leader in specialty activated carbon technologies for sustainable air and water treatment,