Pyrolysis furnace with new type radiant tubes arrangement and method of its operation and usage
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United States of America Patent
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Issued Date -
Apr 17, 2003
app pub date -
Sep 19, 2002
filing date -
Sep 19, 2001
priority date (Note) -
Abandoned
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Abstract
The present invention provides a pyrolysis furnace with new type radiant tubes arrangement and method of its operation and usage. The first pass tubes and second pass tubes of radiant tubes of pyrolysis furnace according to the present invention are located at two parallel planes respectively, the projection of second pass tube of radiant tubes in each group is corresponding to the center location of projection connecting line of two first pass tubes adjacent therewith. The present invention can also employ top burners and bottom burners; the inlet of crossover section is located at middle-upper portion of radiant section wall. The present invention has the feature of uniform heat conduction, high effectiveness, flexible and simple operation and control, and small investment, it is suitable for cracking reaction of hydrocarbons feedstock.
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