Abstract
Patent number 12031783 is assigned to Tube Tech Industrial Ltd. (Rayleigh, Unite d Kingdom).The following quote was obtained by the news editors from the background informa tion supplied bythe inventors: “In many industrial plants, such as refineries, a fluid is heated by flowing through a heatexchanger, also referred to as conve ction bank, comprising a bundle of tubes over which pass the fluegases of a fur nace. In some cases, the tubes are bare radiant tubes having smooth outer surfac es, whilein others each tube is a finned convection tube having closely spaced fins projecting from its outer surfaceto increase the surface area of the tube and thereby improve the heat transfer.
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