中国石油获得发明专利授权:“一种压井液阻垢剂、制备方法及其应用”

证券之星企业动态
Mar 11

证券之星消息,根据天眼查APP数据显示中国石油(601857)新获得一项发明专利授权,专利名为“一种压井液阻垢剂、制备方法及其应用”,专利申请号为CN202310541529.3,授权日为2026年3月10日。专利摘要:本发明提供一种压井液阻垢剂的制备方法所述制备方法包括以下制备步骤:S1、将马来酸酐、次磷酸钠、去离子水混合均匀,置于60?70℃环境下反应1?1.5h后,冷却至室温;S2、向经步骤...

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