Lift-Off Pressure (mud) : The differential pressure across the mud cake from formation towards the wellbore that will cause some of the mud filter cake to lift off the face of the formation and to re-establish permeability
George E. King Engineering, 5000 Oilfield Terms: A Glossary of Petroleum Engineering Terms, Abbreviations and Acronyms, US 2010. http://gekengineering.com/Downloads/Free_Downloads /Glossary_of_Petroleum_Engineering_Terms_25_August _2010.pdf, (Oil - Amer) {593}