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BOC公司是世界四大制气公司之一,该公司目前在中国设有27家分公司。BOC青岛分公司与青岛恒昌公司的合作,充分利用了恒昌公司合成氨生产装置脱碳系统的剩余废气作为原料,生产食品级低压液体二氧化碳系列产品。在此之前
BOC is one of the four largest gas companies in the world. The company currently has 27 branches in China. The cooperation between BOC Qingdao Branch and Qingdao Hengchang Company made full use of the remaining exhaust gas of the decarburization system of Hengchang Company’s ammonia synthesis plant as raw material to produce food grade low-pressure liquid carbon dioxide products. Before this