1·This article gives an account of ways of mending and preventing erosion of methanol equipment main rectifying tower.
本文主要讲述甲醇装置主精馏塔侧壁腐蚀的修复方法和防腐措施。
2·The process design is completed for the key equipment of heat exchanger for the process streams of inlet and outlet, DME rectifying tower and methanol distillation tower.
还完成了关键设备进出气换热器，DME精馏塔和甲醇蒸馏塔的详细工艺设计。
3·The aspect of transform contains; reactor, rectifying tower, heat exchanger and compressor etc.
老装置改造主要包括反应器、精馏塔、换热器、压缩机等多个方面。