Okla. Stat. tit. 20, § 9

In any cause in the Supreme Court wherein said Court is exercising its original jurisdiction in which an issue of fact is presented properly triable by a jury, and either party to said cause demands a jury trial, or in cases of indirect contempts, if the accused demands a jury trial, said Court shall not dismiss such cause for the reason that a jury is required, but shall proceed in the manner hereinafter prescribed.