{"schema_version":"secwatch.filing_event.v1","accession":"0001477932-22-007379","form_type":"8-K","ticker":"BCHT","cik":"0000728385","company_name":"Birchtech Corp.","filed_at":"2022-09-30T23:59:59+00:00","discovered_at":"2026-05-14T18:03:58.032459+00:00","generated_at":"2026-06-23T06:32:37.738670+00:00","sec_items":["1.01","2.03","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Midwest Energy Emissions extends debt maturity to Oct 31, 2022 with lender AC Midwest","bullets":["AC Midwest Energy LLC agreed to further extend maturity date on secured and unsecured debt from Sept 30 to Oct 31, 2022.","Previous extension had moved maturity from Aug 25 to Sept 30; ongoing negotiations for financing modifications.","Company expects to finalize changes and modifications to financing arrangements prior to the new Oct 31 deadline."],"urls":{"canonical":"https://secwatch.observer/filing/0001477932-22-007379","json":"https://secwatch.observer/filing/0001477932-22-007379.json","markdown":"https://secwatch.observer/filing/0001477932-22-007379.md","text":"https://secwatch.observer/filing/0001477932-22-007379.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/728385/000147793222007379/0001477932-22-007379-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/728385/000147793222007379/meec_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-23T06:32:37.738670+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}