论文部分内容阅读
On July 29~(th),2004,Lanzhou Aluminum Co.Ltd.stopped its 28 sets of 60 KA self-bakingpots that had been applied for 38 years.This isthe end of the application of self-baking potsand equipment that had played an importantrole in the development of Lanzhou AluminumCo.Ltd.Since the Company (the former Lan-zhou Aluminum Plant) was put into reproduc-tion in 1966,the Soderberg technology hadbeen applied for producing primary aluminum.This type of backward technology had not beenfully stopped since August 2002 when the100,000-ton pre-baked pots with 200 KAcommenced production.Since February this
On July 29 ~ (th), 2004, Lanzhou Aluminum Co. Ltd.stopped its 28 sets of 60 KA self-bakingpots that had been applied for 38 years. This is the end of the application of self-baking pots and equipment that had played an importantrole in the development of Lanzhou Aluminum Co. Ltd. Ltd. of the Company (the former Lan-zhou Aluminum Plant) was put into reproduc tion in 1966, the Soderberg technology had applied for producing primary aluminum. This type of backward technology had not been been stopped since August 2002 when the100,000-ton pre-baked pots with 200 KAcommenced production.Since February this