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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
CANITRON SYSTEMS INC	220 PUMP HILL RISE SW CALGARY ALBERTA T2V 4C8

International Classification(s)

• E21B:EARTH OR ROCK DRILLING

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Larovere, Thomas A	Santa Barbara, CA	2	18
# of filed Patents : 2 Total Citations : 18

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Patent Citation Ranking

• 6 Citation Count
• E21B Class

• 2.02 % this patent is cited more than
• 20 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 09, 2005	US,6926083,B2   US6926083B2	GRANTED PATENT AS SECOND PUBLICATION
June 03, 2004	US,20040104045,A1   US20040104045A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6926083

Cement heating tool for oil and gas well completion

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Abstract

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Apparatus and method for setting cement in the annulus of an oil or gas well during well completion or other similar well operations. An induction heating tool is lowered to a desired position within the well casing and power is supplied to the tool to heat the casing and the cement which has been injected in the annulus adjacent the heated well casing and the wellbore.

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Description

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Claims

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