Issuer ? Mines de Bruay
| Siège social |
| - Bruay-la-Buissière (France , Pas-de-Calais ) appearing in yearbooks from 1912 to 1930 |
| - Bruay-la-Buissière (France , Pas-de-Calais ) appearing in yearbooks from 1933 to 1945 |
| - Bruay-la-Buissière (France , Pas-de-Calais ) appearing in yearbooks from 1948 to 1948 |
| Mines / Carrières / Pétrole / Gaz |
| - Bethune (France , Pas-de-Calais ) appearing in yearbooks from 1923 to 1923 |