Fractionating hydrocarbons in a dual pressure fractionation tower
Abstract
Abstract A DUAL PRESSURE FRACTIONATION TOWER HAVING A HIGH-PRESSURE SECTION AND A LOW-PRESSURE SECTION AND THE FRACTIONATION PROCESS USING A HIGH-PRESSURE SECTION AND A LOW-PRESSURE SECTION. COMMUNICATION IS PROVIDED BETWEEN THE HIGH-PRESSURE AND LOW-PRESSURE SECTIONS OF THE PASSAGE OF THE LIGHT ENDS FROM THE LOW-PRESSURE FRACTIONATION SECTION TO THE HIGH-PRESSURE FRACTIONATION SECTION AND FOR PASSAGE OF HEAVY ENDS FROM THE HIGH-PRESSURE SECTION TO THE LOWPRESSURE SECTION. BOTH FRACTIONATION TOWER SECTIONS ARE PROVIDED WITH REBOILERS THROUGH WHICH SECTION BOTTOMS ARE PASSED FOR RECIRCULATION TO HEAT THE FRACTIONATION TOWER SECTIONS. CONDENSERS ARE ALSO PROVIDED TO CONDENSE THE VAPORS FROM BOTH FRACTIONATION TOWER SECTIONS.
Inventors
- 👤 G Hayward
- 👤 E Meilun
Bibliographic Details
Claims Analysis
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