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To alleviate catalytic coking on the inner surfaces of radiant tubes for ethylene production in petrochemical plants, SiO 2 /S composite coatings were prepared on the surface of HP40 steel tube using dimethyldisulfide (DMDS) and tetraethylorthosilicate (TEOS) by atmospheric pressure chemical vapor deposition. A comparison of anti-coking property of the coated and uncoated HP40 steel tubes...
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