Biblioteca Digital

2 resultados para Association mining

em Archive of European Integration

Recherches sur les pressions des terrains: Rapport de synthèse 1: Steinkohlenbergbauverein. Technique minière, Recueils de recherches charbon, recueil No. 22, 1969. = Research on land pressures: Synthesis report 1: Coal Mining Association. Mining technology, Coal Research Collection, Volume No. 22, 1969

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Soutènement mecanisé des tailles Steinkohlenbergbauverein, Technique minière, Recueil No. 17, 1969. = Mechanized support structure of the Coal Mining Association. Mining technology, Volume No. 17, 1969.

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