CHLORINE BYPASS FACILITY, CEMENT CLINKER PRODUCTION DEVICE, CEMENT CLINKER PRODUCTION METHOD, OPERATION METHOD OF CHLORINE BYPASS FACILITY, AND CHLORINE-CONTAINING WASTE TREATMENT METHOD

To provide a technique capable of suppressing closing of an extraction steam pipe.SOLUTION: A chlorine bypass facility 90 comprises: an extraction hole 21A for extracting a kiln exhaust gas from a tail of a furnace 52 of a cement kiln 50, a rising duct 42 or a space therebetween; a classifying part 22 for separating coarse powder of raw material dust from an extraction gas extracted through the extraction hole 21A, for acquiring a derivation gas having a temperature of 770°C or greater and including fine powder of the raw material dust; an extraction steam pipe 21 for coupling the extraction hole 21A and the classifying part 22, and being heat insulated by the heat insulation member; and an exhaust gas supply part 20 supplying a high temperature exhaust gas into the extraction steam pipe 21.SELECTED DRAWING: Figure 1 【課題】抽気管の閉塞の発生を抑制することが可能な技術を提供する。【解決手段】塩素バイパス設備９０は、セメントキルン５０の窯尻５２、ライジングダクト４２またはこれらの間からキルン排ガスを抽気する抽気口２１Ａと、抽気口２１Ａから抽気された抽気ガスから原料ダストの粗粉を分離し、原料ダストの微粉を含む７７０℃以上の温度を有する導出ガスを得る分級部２２と、抽気口２１Ａと分級部２２との間を接続し、断熱部材によって断熱された抽気管２１と、抽気管２１の内部へ高温の排ガスを供給する排ガス供給部２０と、を有する。【選択図】図１