中国石油申请一种侧钻井组合密封与锚定装置专利，可避免装置在压裂施工受力时被顶出井下工具内腔

金融界2025-05-02

金融界2025年5月2日消息，国家知识产权局信息显示，中国石油天然气股份有限公司申请一项名为“一种侧钻井组合密封与锚定装置”的专利，公开号CN119900483A，申请日期为2023年10月。专利摘要显示，本发明属于油汽田用井下工具领域，公开了一种侧钻井组合密封与锚定装置。包括上接头、剪钉、连接套、剪切环、试插剪钉、密封套、密封套背帽、卡环、密封圈背帽、上金属环、上垫片、密封圈、中心管、下垫片、下...

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