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利用现有常压蒸馏炼油装置，略加技术改造，使装置具有减压生产的功能，节省了设备投资，同时常减压可灵活使用，生产出每年需大量进口的重交沥青，填补了河南省重交沥青的空白。
The existing atmospheric distillation distillation plant, a slight technological transformation, so that the device has the function of decompression production, saving equipment investment, while the decompression can be flexibly used to produce large annual imports of heavy cross-asphalt, to fill the Henan Province spare asphalt blank.