Treatment of furnace tubes

United States of America Patent

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May 20, 1997
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May 20, 1996
filing date
Feb 13, 1995

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Abstract

Stainless steel which is used in applications in the petrochemical industry may be treated by exposure to an atmosphere containing a low amount of oxygen at temperatures up to 1200.degree. C. for up to about 50 hours. The treated steel has a lower tendency to coke during use.

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INDIANA FORGE LLC	15411 SHELBOURNE ROAD WESTFIELD IN 46074

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C23C:COATING METALLIC MATERIAL; COATING MATERIAL WITH M....

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Inventor Name	Address	# of filed Patents	Total Citations
Benum, Les W	Red Deer, CA	1	14
Oballa, Mike C	Calgary, CA	1	14
Wong, William	Calgary, CA	86	3708

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Treatment of furnace tubes

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08650224

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PATENT NO	5630887
SERIAL NO	08650224
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08650224

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