中国石油公布国际专利申请:“一种油浆预处理的方法”

证券之星企业动态
Mar 08

证券之星消息,根据企查查数据显示中国石油(601857)公布了一项国际专利申请,专利名为“一种油浆预处理的方法”,专利申请号为PCT/CN2024/143410,国际公布日为2026年3月5日。专利详情如下:图片来源:世界知识产权组织(WIPO)今年以来中国石油已公布的国际专利申请22个,较去年同期减少了43.59%。结合公司2025年中报财务数据,2025上半年公司在研发方面投入了98.99亿元...

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