C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
C22C 38/58 (2006.01) C07C 4/02 (2006.01) C07C 11/04 (2006.01) C21D 1/76 (2006.01) C22C 38/18 (2006.01) C22C 38/40 (2006.01) C23C 8/18 (2006.01)
Patent
CA 2164020
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°C for up to about 50 hours. The treated steel has a lower tendency to coke during use.
Benum Leslie Wilfred
Oballa Mike C.
Wong William
Novacor Chemicals Ltd.
Trott Trevor
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