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EXCEL - IDEA: XBRL DOCUMENT - BIOSHAFT WATER TECHNOLOGY, INC.Financial_Report.xls
10-Q/A - AMENDED QUARTERLY REPORT - BIOSHAFT WATER TECHNOLOGY, INC.bshf_10qa.htm
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EX-31.2 - CERTIFICATION - BIOSHAFT WATER TECHNOLOGY, INC.bshf_ex312.htm
EX-31.1 - CERTIFICATION - BIOSHAFT WATER TECHNOLOGY, INC.bshf_ex311.htm
EX-32.2 - CERTIFICATION - BIOSHAFT WATER TECHNOLOGY, INC.bshf_ex322.htm
EX-32.1 - CERTIFICATION - BIOSHAFT WATER TECHNOLOGY, INC.bshf_ex321.htm
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SUMMARY OF SIGNIFICANT ACCOUNTING PRACTICES: Basic Loss per Common Share: Summary of outstanding securities (Details) (USD $)
3 Months Ended
Jul. 31, 2012
Jul. 31, 2011
Weighted average common shares outstanding used in calculating basic earnings per share 104,383,000 101,259,935
Warrants 6,947,147  
Effect of conversion feature on loans payable $ 20,000,000  
Weighted average common and common equivalent shares used in calculating diluted earnings per share 131,330,147 101,259,935
Net income as reported 1,360,407  
Add: Interest on convertible loans payable 18,904  
Net income available to common stockholders $ 1,379,311