天眼查App显示,2025年9月12日,“一种气井抽汲排液装置及其抽汲排液方法”正式进入专利的公布阶段。申请人为中石化石油工程技术服务股份有限公司、中石化江汉石油工程有限公司、中石化江汉石油工程有限公司页岩气开采技术服务公司,该项油气开采专利涉及排水采气设备技术领域。据专利信息显示,该技术针对现有气井抽汲排液装置在连续油管作业中存在下拉力过大、难以维持自主排液的技术难题,通过在抽汲排液柱塞结构中...
Source Link天眼查App显示,2025年9月12日,“一种气井抽汲排液装置及其抽汲排液方法”正式进入专利的公布阶段。申请人为中石化石油工程技术服务股份有限公司、中石化江汉石油工程有限公司、中石化江汉石油工程有限公司页岩气开采技术服务公司,该项油气开采专利涉及排水采气设备技术领域。据专利信息显示,该技术针对现有气井抽汲排液装置在连续油管作业中存在下拉力过大、难以维持自主排液的技术难题,通过在抽汲排液柱塞结构中...
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