Okla. Stat. tit. 52 § 521
In an action filed by any person, firm or corporation owning an interest in the minerals in any tract or tracts of land in the State of Oklahoma or owning an oil and gas lease on such an interest wherein it is made to appear that the defendant or defendants in such action own or appear to own in the aggregate a minority interest in said minerals thereunder but that the residence, business address or whereabouts of one or more of the defendants cannot be ascertained, the district court of the county wherein such tract or tracts of land are situated shall have the power to appoint a receiver over the mineral interest of such defendants whose residence, business address, or whereabouts are unknown, upon compliance with the procedure set forth in Section 2 hereof.
Okla. Stat. tit. 52, § 521