Treatment of furnace tubes

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5630887
SERIAL NO

08650224

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Abstract

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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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Patent Owner(s)

Patent OwnerAddress
INDIANA FORGE LLC15411 SHELBOURNE ROAD WESTFIELD IN 46074

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Inventor(s)

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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Patent Citation Ranking

  • 14 Citation Count
  • C23C Class
  • 43.27 % this patent is cited more than
  • 28 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges31036138131135121401 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +05101520253035404550556065707580859095100105110

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