中文摘要：

基于LNG低温阀门专利和标准数据,分析了LNG低温阀门主要研究内容、主要技术竞争者、研发团队、利益相关者以及相关标准等内容。分析结果表明,LNG低温阀门材料越来越成熟,密封材料、低温处理、结构设计将是LNG低温阀门技术的重点发展领域。

英文摘要：

Based on the patents and standard data for LNG low temperature valve,main research contents,main competitor,research team,benefit sharing parties and relevant standards were analyzed in this article.The results shown that the materials used in LNG low temperature valve had been quite mature,however,sealing materials,treatment for low temperature and structural design are emphatically developing fields in technologies for LNG low temperature valve.