CN217897817U - 定向井多段压裂用双胶筒扩张式封隔器 - Google Patents
定向井多段压裂用双胶筒扩张式封隔器 Download PDFInfo
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- CN217897817U CN217897817U CN202222506888.9U CN202222506888U CN217897817U CN 217897817 U CN217897817 U CN 217897817U CN 202222506888 U CN202222506888 U CN 202222506888U CN 217897817 U CN217897817 U CN 217897817U
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CN202222506888.9U CN217897817U (zh) | 2022-09-21 | 2022-09-21 | 定向井多段压裂用双胶筒扩张式封隔器 |
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CN202222506888.9U CN217897817U (zh) | 2022-09-21 | 2022-09-21 | 定向井多段压裂用双胶筒扩张式封隔器 |
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Address after: 710000 Area 3, Jingweiyuan, Jinghuan South Road, Gaoling District, Xi'an City, Shaanxi Province Patentee after: Du Xiaolong Patentee after: Wang Fujun Patentee after: Luo Mengfeng Patentee after: Zou Deliang Patentee after: Pang Hongfei Address before: 710000 Changqing Branch of CNPC Logging Co., Ltd., Gaoling District, Xi'an, Shaanxi Patentee before: Du Xiaolong Patentee before: Wang Fujun Patentee before: Luo Mengfeng Patentee before: Zou Deliang Patentee before: Pang Hongfei |
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