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Thyssen AG
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August Thyssen Huette AG
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Application filed by August Thyssen Huette AGfiledCriticalAugust Thyssen Huette AG
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Publication of FR69534EpublicationCriticalpatent/FR69534E/fr
E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
E21D11/14—Lining predominantly with metal
E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
E21D11/183—Supporting means for arch members, not provided for in E21D11/22
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FR69534D1956-04-121956-04-12Soutènement en métal pour mine, cédant à la pression, en forme de cercle, d'arc ou de jambage de porte
ExpiredFR69534E
(fr)
Procédé pour combler, à l'aide de métal déposé électrolytiquement, une cavité présente à la surface d'un corps métallique ou un interstice existant entre deux corps métalliques