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EQUITY-ACCOUNTED INVESTMENT (Details Textual) - USD ($)
12 Months Ended
Oct. 28, 2018
Jul. 31, 2018
Jul. 31, 2017
Jul. 31, 2016
Payments to Acquire Equity Method Investments   $ 0 $ 151,676 $ 0
Income (Loss) from Equity Method Investments   $ 423,657 0 $ 0
Royalty Purchase Agreement [Member]        
Royalties Percentage 1.00%      
Number Of Shares to be Acquired through Sell of Royalties 12,000,000      
Uranium Royalty Corp [Member]        
Payments to Acquire Equity Method Investments     $ 151,676  
Number Of Shares Acquired     2,000,000  
Equity Method Investment, Ownership Percentage   11.30% 22.20%  
Income (Loss) from Equity Method Investments   $ 394,656    
Officers [Member]        
Equity Method Investment, Ownership Percentage   9.00% 13.30%