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Make hot tap in coke gas pipeline under negative pressure
Contract-issuing party: Panzhihua Panjiang Coal Coking Co., Ltd.
Project name: make hot tap in coke gas pipeline under negative pressure
Project location: Panzhihua City, Sichuan Province
Construction date: from Oct.28, 2017 to Nov.3, 2017
Working content: Hot tap one 40-inch hole in the 56-inch coke gas pipeline
Operating pressure: -7KPa