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DE408577C
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Manufacture of artificial stones
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DE429651C
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Process for the production of a hydraulic binder from oil slate and limestone
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DE407534C
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Manufacture of cementitious mortar formers
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DE427801C
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Process for the production of unsintered hydraulic binders from oil slate and limestone u. like
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DE380621C
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Process for the production of hydraulic binders from calcium sulfate
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DE412818C
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Process for the production of hydraulic binders
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DE405879C
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Process for generating an initial compressive stress in the tensile zone of reinforced concrete components
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DE377098C
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Process for the production of improved, in particular watertight, hydraulic binders which can be regulated with regard to swelling and shrinkage
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DE335865C
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Process for the production of a crazing and shrinkage preventing additive for cement and cement mortar
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DE349428C
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Process for the production of water-repellent or water-sealing additives for mortar formers and mortars in dry or dry form
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DE337060C
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Process for the preparation of a substitute for charcoal
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DE324637C
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Process for the recovery of the waste from smoldering bituminous slate
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