by Oil & Gas Jobs | Jul 22, 2013 | drilling mud additives, oil mud, Oil-based mud (OBM), what is Oil-based mud (OBM)? | Information
Oil-based mud (OBM): Oil-based mud can be any mud where the base fluid is a petroleum product such as diesel fuel. Oil-based muds are used for many reasons, some being increased lubricity, enhanced shale inhibition, and greater cleaning abilities with less viscosity....