C - Chemistry – Metallurgy – 10 – G
Patent
C - Chemistry, Metallurgy
10
G
196/145, 196/183
C10G 9/20 (2006.01) B01J 19/00 (2006.01) B23K 20/227 (2006.01) B32B 15/01 (2006.01) C01B 3/22 (2006.01) C01B 3/32 (2006.01)
Patent
CA 1182420
ABSTRACT OF THE DISCLOSURE A reactor tube for thermally cracking or reforming hydrocarbons comprising an outer tube member made of Ni-containing heat resisting material and having enhanced mechanical strength with a large wall thickness, and an inner tube member of small wall thickness fitted in the outer tube member and made of heat resisting material free from Ni or with a low Ni content. The inner end outer tube members have been subjected to a diffusion treatment with a thin coating of Ni-P solid solution provided at the junction therebetween and thereby bonded together.
396890
Kochi Ikuyoshi
Konoki Keizo
Morichika Toshiaki
Nishihara Hisakatsu
Shibata Keiichi
Fetherstonhaugh & Co.
Kubota Ltd.
Toyo Engineering Corporation
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