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PROTECTIVE ATMOSPHERE PROCESS FOR A ANNEALING AND/OR HARDENING FERROUS METALS
PROTECTIVE ATMOSPHERE PROCESS FOR A ANNEALING AND/OR HARDENING FERROUS METALS
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机译:退火和/或硬化有色金属的保护性气氛过程
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摘要
A process for heating steel under atmosphere for annealing or hardening wherein the atmosphere is generated by injecting a mixture of dimethyl ether and nitrogen into the furnace.
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