# Birchtech Corp.: Form SC 13D/A, filed Sep 10, 2015

- Company: [Birchtech Corp.](/companies/bcht.md) (CIK 728385)
- Form: SC 13D/A
- Filed: 2015-09-10
- Accepted by EDGAR: Sep 10, 2015, 15:39 ET
- Period: not reported
- Accession: 0001493152-15-004277
- Inline XBRL: no
- Main document: https://www.sec.gov/Archives/edgar/data/728385/000149315215004277/sc13da.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/728385/000149315215004277/

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/728385/000149315215004277/sc13da.htm

Filed Sep 10, 2015.
Source: SEC EDGAR, the filing index for accession 0001493152-15-004277. Last ingested by Listed: Nov 13, 2026, 16:05 ET. No prices; not investment advice.