中国海洋石油集团有限公司等“一种抗震动密封结构”专利完成公布(工程元件或部件专利快讯)

DoNews
Dec 20, 2025

天眼查App显示,2025-12-19,“一种抗震动密封结构”(patentName)正式进入公布阶段。申请人为中国海洋石油集团有限公司,中海油田服务股份有限公司,该项工程元件或部件专利涉及井下钻具接头在硬连接处的密封技术场景。据专利信息显示,该密封结构通过膨胀锁紧件在外筒体和顶推环挤压作用下的膨胀机制,实现与管芯的可靠抵紧密封,显著优化了抗震动性能与安装便利性。发明人为王清华;菅光霄;王姣姣;...

Source Link

Disclaimer: Investing carries risk. This is not financial advice. The above content should not be regarded as an offer, recommendation, or solicitation on acquiring or disposing of any financial products, any associated discussions, comments, or posts by author or other users should not be considered as such either. It is solely for general information purpose only, which does not consider your own investment objectives, financial situations or needs. TTM assumes no responsibility or warranty for the accuracy and completeness of the information, investors should do their own research and may seek professional advice before investing.

Most Discussed

  1. 1
     
     
     
     
  2. 2
     
     
     
     
  3. 3
     
     
     
     
  4. 4
     
     
     
     
  5. 5
     
     
     
     
  6. 6
     
     
     
     
  7. 7
     
     
     
     
  8. 8
     
     
     
     
  9. 9
     
     
     
     
  10. 10