Intellectual property (Tables)

12 Months Ended

Dec. 31, 2023

Intellectual property

Acquisition Of Sfd Geothermal Right

	December 31, 2023
	Cost		Accumulated		Net book
	Base		amortization		Value
SFD® Hydrocarbon Right acquired	$	25,271,000	$	14,039,868	$	11,231,132
SFD® Geothermal Right acquired		275,610		36,747		238,863
		25,546,610		14,076,615		11,469,995

	December 31, 2022
	Cost		Accumulated		Net book
	Base		amortization		Value
SFD® Hydrocarbon Right acquired	$	25,271,000	$	12,355,134	$	12,915,866
SFD® Geothermal Right acquired		275,610		22,967		252,643
		25,546,610		12,378,101		13,168,509

Schedule of Reconciliation of Intellectual Property

	SFD® Hydrocarbon Right			SFD® Geothermal Right			Total
Net book value at December 31, 2021	$	14,600,600		$	266,423		$	14,867,023
Amortization		(1,684,734	)		(13,780	)		(1,698,514	)
Net book value at December 31, 2022		12,915,866			252,643			13,168,509
Amortization		(1,684,734	)		(13,780	)		(1,698,514	)
Net book value at December 31, 2023		11,231,132			238,863			11,469,995