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红四方兴建于上世纪50年代中期,经历几十年的风雨沧桑,依然屹立在合肥市蜀山区,它见证了合肥工业化发展的历程,继红四方化肥、纯碱与精细化工生产线转移至合肥循环经济示范园化工园区后,现状厂区仍尚存有保护较好的合成氨、碳酸氢铵等化工生产线和配套生产、科研、办公用房,尤其是红四方公司早期的“蜀山化肥厂”的小氮肥生产、联碱生产是我国化工专家侯德榜发明的独特生产工艺,这些宝贵的工业文明和遗产理应予以保护和再利用。
Red Square was built in the mid 50s of last century, after decades of vicissitudes, still stands in the Shushan District, Hefei, which witnessed the process of industrialization in Hefei, following the Red Sifang fertilizer, soda ash and fine chemical production lines transferred to Hefei circular economy Demonstration Park Chemical Industry Park, the status quo plant still exist better protection of ammonia, ammonium bicarbonate and other chemical production lines and supporting the production, research, office space, especially the Red Sifang early “Shushan Chemical Fertilizer Plant ” small Nitrogen production and alkali production are the unique production techniques invented by our expert chemical expert Hou Debang. These valuable industrial civilizations and heritage should be protected and reused.