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HUSER und WEBER
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HUSER und WEBER
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Publication of FR729607ApublicationCriticalpatent/FR729607A/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
E21D11/34—Joints between vertical props and horizontal top bars
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Engineering & Computer Science
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Mining & Mineral Resources
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Architecture
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Civil Engineering
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Structural Engineering
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FR729607D1931-01-061932-01-06Assemblage d'angle pour le coffrage des galeries de mines
ExpiredFR729607A
(fr)