WO2023014236 - HOT ASPHALT MIXTURE RECIPE CONTAINING USED SURGICAL MASKS

National phase entry is expected:
Publication Number WO/2023/014236
Publication Date 09.02.2023
International Application No. PCT/RO2022/000001
International Filing Date 09.02.2022
Title **
[English] HOT ASPHALT MIXTURE RECIPE CONTAINING USED SURGICAL MASKS
[French] FORMULATION DE MÉLANGE D'ASPHALTE CHAUD CONTENANT DES MASQUES CHIRURGICAUX USAGÉS
Applicants **
UNIVERSITATEA DUNĂREA DE JOS DIN GALAȚI
Inventors
BURUIANĂ, Daniela-Laura
GEORGESCU, Puiu Lucian
CARP, Gabriel-Bogdan
GHISMAN, Viorica
MARDARE, Tatiana
Priority Data
a202100468   06.08.2021   RO
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Quotation for National Phase entry

Country StagesTotal
China Filing, Examination, Granting1880
EPO Filing, Examination, Granting8113
Japan Filing, Examination, Granting1721
South Korea Filing, Examination, Granting1191
USA Filing, Examination, Granting4740
MasterCard Visa
Total: 17,645

The term for entry into the National Phase has expired. This quotation is for informational purposes only

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Abstract[English] The invention relates to the technological innovation of introducing used surgical masks in the recipe of the hot asphalt mixture base layer type AB 31.5 bringing enormous environmental benefits by reducing the disasters caused by the COVID-19 pandemic. The hot asphalt mixture of the base layer type AB 31.5, according to the invention, consists, in mass percentages, of 40.8% natural aggregate chipboard with a size of more than 4.0 mm, 50% of crushing sand with a granulometry between 0,0 and 4.0 mm, 5% sorted limestone filler with a particle size of 0.063 and 0.100 mm, 3.9% road bitumen type 50/70 and 0.3% used surgical masks.[French] L'invention concerne l'innovation technologique consistant à introduire des masques chirurgicaux usagés dans la formulation de la couche de base de mélange d'asphalte chaud de type AB 31,5 apportant des avantages environnementaux énormes par réduction des catastrophes provoquées par la pandémie de COVID -19. Le mélange d'asphalte chaud de la couche de base de type AB 31,5, selon l'invention, est constitué, en pourcentage en masse, de 40,8 % d'aggloméré naturel ayant une taille supérieure à 4,0 mm, 50 % de sable de concassage ayant une granulométrie comprise entre 0,0 et 4,0 mm, 5 % de charge de roche calcaire triée ayant une taille de particule de 0,063 et 0,100 mm, 3,9 % de bitume routier de type 50/70 et 0,3 % de masques chirurgicaux usagés.

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