دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a non operating interest in oil and gas from one or more leases that provides its owner a fractional share of the oil and gas produced, free of the costs of production, and that terminates when a specified dollar amount or volume of production has been realised. Oil payments may be created and reserved when a lease or royalty interest is assigned. or they may be carved out of a leasehold or royalty interest and assigned to another party.