大陆架等公司申请可提出式尾管悬挂装置等专利,简化筛管完井酸洗作业流程

金融界
15 Jul

金融界2025年7月15日消息,国家知识产权局信息显示,德州大陆架石油工程技术有限公司、中国石油化工股份有限公司、中石化石油工程技术研究院有限公司申请一项名为“可提出式尾管悬挂装置和筛管内插管完井管柱”的专利,公开号CN120312142A,申请日期为2025年04月。专利摘要显示,本发明公开了一种可提出式尾管悬挂装置,包括:封隔式尾管悬挂器,所述封隔式尾管悬挂器在液压的驱动下而完成坐挂坐封;可...

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