JC

Johanna Obreque Contreras

📍 Antofagasta, CL: #1 of 6 inventorsTop 20%
Overall (2022): #399,322 of 548,613Top 75%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11453990 Procedure to use the tailings as construction material giving it waterproofing characteristics and reduce its cracking Pamela Chavez Crooker, Sergio Herrera Astudillo, Andrea Eusebia del Milagro Contreras Vera, Luis Carrera del Canto 2022-09-27