专利汇可以提供Reaction device专利检索,专利查询,专利分析的服务。并且PURPOSE:To improve the reaction efficiency in a catalyst layer by disposing approximately semi-circular or doughnut-shaped heat transmission accelerating members to the inside of an inside pipe constituting double pipes in the prescribed positional relation of plural points in the longitudinal direction thereof. CONSTITUTION:Hydrocarbon and steam are preheated to about 450 deg.C and are introduced from an introducing pipe into an outside pipe 2 so as to contact with a catalyst 2 in a catalyst layer 7 and to generate steam reforming reaction. The reforming gas of the high temp. with which the reaction ends passes through plural small holes 8a of a receiving tray 8 and is turned back by an end cap 4 so as to flow through the inside pipe 6 and to be discharged from a lead-out pipe to the outside of the system. The sensible heat of the high-temp. reforming gas is absorbed by the plural heat transmission accelerating members 10a, 10b, 10c in the process of lowing through the inside pipe 6. The absorbed sensible heat is transmitted through the wall of the inside pipe 6 to the gaseous raw material or reforming gas flowing in the layer 7.,下面是Reaction device专利的具体信息内容。
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