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Information × Registration Number 0304U001407, 0104U002335 , R & D reports Title Development of specifications on hollow concrete blocks of walls and cellars popup.stage_title Розроблення технічних умов на порожнисті бетонні блоки стін і підвалів Head Melnyk Igor, Кандидат технічних наук Registration Date 27-02-2004 Organization Lviv Polytechnic National University popup.description2 Experimental manufacturing of blocks of walls of cellars with open emptiness from above has shown their adaptability to manufacture with use of the available equipment without their difficult equipment. Hollowness and reduction of an expense of concrete and a body weight makes for blocks with two emptiness - 28,7 %, with three - 43,0 % Product Description popup.authors popup.nrat_date 2020-04-02 Close