�?�?t ρ l k + �?�?x i ρ l k v l = �?�?x j μ + μ t σ k �?k �?x j + G k �?ρ l ε �?Y M Full losses also known as whole losses, in this type of mud losses, what ever drilling fluid is pumped its becoming lost into wellbore.The depth with the thief zone is without doubt one of the critical fundamental parameters for formulati