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CORRESP

Correspondence Between Filers and SEC Staff

Birchtech Corp. Filed 2026-02-09 Acc 0001104659-26-012055

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CORRESP Correspondence Between Filers and SEC Staff , filename1.htm

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2026-02-12 CORRESP Correspondence Between Filers and SEC Staff
2026-02-12 CORRESP Correspondence Between Filers and SEC Staff
2026-02-12 CORRESP Correspondence Between Filers and SEC Staff
2026-02-12 CORRESP Correspondence Between Filers and SEC Staff
2026-02-11 8-A12B Registration of Securities
2026-02-09 CORRESP Correspondence Between Filers and SEC Staff
2026-02-09 CORRESP Correspondence Between Filers and SEC Staff

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