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A method for the production of the form bodies for construction -, - and industry, for warmth -, - insulating sound and radiation protection purposes on the basis of the gas -, or. Porous concrete - - a method of manufacturing
A method for the production of the form bodies for construction -, - and industry, for warmth -, - insulating sound and radiation protection purposes on the basis of the gas -, or. Porous concrete - - a method of manufacturing