Porous granules formation from oil crops by extrusion process: a theoretical perspectiveZaur A. Meretukov, Evgeny P. Koshevoy, Ivan A. Shorstkii and Charles Odilichukwu R. OkpalaOCL, 28 (2021) 47DOI: https://doi.org/10.1051/ocl/2021032