发明名称 PIPING PURGING METHOD AND APPARATUS
摘要 PURPOSE:To simply clean gas flowing piping within a short time using purge gas and to also remove moisture from the piping. CONSTITUTION:Piping 21 to be purged is purged by heating purge gas 11 composed of inert gas and supplying the heated purge gas into the piping 21. A piping purging apparatus has a purge gas supply source 1, a heating chamber 2 having a heater 3 provided therein, the first piping 4 connected to the purge gas supply source 1 from the heating chamber 2, the second piping 5 connected to the piping 21 to be purged from the heating chamber 2, the temp. sensor 6 arranged on the way of the second piping 5 and a temp. controller 7 receiving the signal of the temp. sensor 6 to control the heat generation of the heater 3 to heat the purge gas 11 from the purge gas supply source 1 to predetermined temp. in the heating chamber 2 to supply the heated purge gas into the piping 21 to be purged. A filter 8 and an expansion joint 9 are provided.
申请公布号 JPH05261351(A) 申请公布日期 1993.10.12
申请号 JP19920062459 申请日期 1992.03.18
申请人 发明人
分类号 B08B9/027 主分类号 B08B9/027
代理机构 代理人
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