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Application filed by Intreeprinderea De Spume Poliuretanice,RofiledCriticalIntreeprinderea De Spume Poliuretanice,Ro
Priority to RO127780ApriorityCriticalpatent/RO96191B1/en
Publication of RO96191A2publicationCriticalpatent/RO96191A2/en
Publication of RO96191B1publicationCriticalpatent/RO96191B1/en
An asphalt surfacing for playing-fields contains a homogeneous mixt of : 4-6% asphalt, 20-30% river sand, 25-35% gravel, and 29-51% ground reused microcellular polyester type polyurethane waste material. The surfacing mix is applied at not higher than 180 deg C.
RO127780A1987-04-101987-04-10Asphalt paving for covering sports grounds
RO96191B1
(en)