Pengaruh Laju Aliran Dan Ukuran Umpan Sisa Hasil Pengolahan Dengan Humprey Spiral Pada Skala Laboratorium Kabupaten Bangka: Influence Of Flow Rate And Residual Feed Size Results Of Processing With Humprey Spiral At The Laboratory Scale Bangka District. mineral [Internet]. 2022 Nov. 21 [cited 2026 Apr. 20];7(2):37-43. Available from: https://www.journal.ubb.ac.id/index.php/mineral/article/view/3512