Cavity making device and method for salt cavern gas storage

• Main Authors: NIU JUN, CEN XUEQI, WANG HAIBO, WANG YIWEI, SHEN QIANG, ZHANG ZUGUO, ZHANG RUSHENG, HE JIAYUAN, CHAI GUOXING, TANG PING, ZENG HAO, ZHANG LE, CHEN KANKAN
• Format: Patent
• Language: Chinese; English
• Published: 27.09.2022
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; MINING; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS

The invention relates to a cavity making device and method for a salt-cavern gas storage. The cavity making device comprises an inner pipe, the inner pipe comprises a middle perforated section, the middle perforated section is hollow, and one or more inner pipe circulation holes penetrating through...