�?�?t ε l ρ l v l + �?�?ε l ρ l v l v l = ε l �?�?τ l + ε l ρ l g �?ε l �?p �?β v l �?v s Considering that multiple style of drilling fluid loss can current in some instances, it https://medium.com/@vertechs/enhancing-drilling-efficiency-the-role-of-fluid-rheology-in-realology-monitoring-systems-c8efb01cdafc