دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: the portion of oil, gas, and minerals retained by the lessor on execution of a lease or their cash value paid by the lessee to the lessor or to one who has acquired possession of the royalty rights, based on a percentage of the gross production from the property free and clear of all costs except taxes.

a percent interest paid to the mineral owner on the value of fluids produced from a lease.