Quarterly report pursuant to Section 13 or 15(d)

Asset Retirement Obligation (Details Narrative)

v3.19.2
Asset Retirement Obligation (Details Narrative) - USD ($)
3 Months Ended 12 Months Ended
Jul. 31, 2019
Jul. 31, 2018
Apr. 30, 2019
Asset Retirement Obligation Disclosure [Abstract]      
Accretion expense $ 2,140 $ 1,254 $ 6,861