Patent Analysis of Directional Solidification Technology for Ti-Al Alloy

Bao Fangfang; Ding Xianfei; Gao Wei; Zong Xiao; Feng Xin; Nan Hai; Zhang Aibin

doi:10.15980/j.tzzz.2022.03.013

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Patent Analysis of Directional Solidification Technology for Ti-Al Alloy
Vol. 42, Issue 3, Pages: 342-345(2022)
Published： 2022 ，
DOI： 10.15980/j.tzzz.2022.03.013

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Bao Fangfang, Ding Xianfei, Gao Wei, et al. Patent Analysis of Directional Solidification Technology for Ti-Al Alloy. [J]. Special Casting & Nonferrous Alloys 42(3):342-345(2022)
DOI：

Bao Fangfang, Ding Xianfei, Gao Wei, et al. Patent Analysis of Directional Solidification Technology for Ti-Al Alloy. [J]. Special Casting & Nonferrous Alloys 42(3):342-345(2022) DOI： 10.15980/j.tzzz.2022.03.013.

摘要

通过Ti-Al合金定向凝固技术专利的检索、提取和分析，了解Ti-Al合金定向凝固技术专利整体情况。从Ti-Al合金定向凝固的专利概况、重要创新主体、重要专利分析等角度揭示了Ti-Al合金定向凝固技术专利的整体态势。研究发现我国Ti-Al合金定向凝固技术专利数量占据优势；主要研究机构以高校和企业为主；研究热点主要围绕Ti-Al合金及其制备展开，涵盖合金成分、单晶制备、型壳制备等方面。

Abstract

The patents of directional solidification technology for titanium aluminum alloy were searched

extracted and analyzed to fully command the overall situation in the field. The trend of directional solidification technology for titanium aluminum alloy was revealed from the perspectives of patent overview

main innovation subjects and important patent analysis. The results indicate that the number of domestic patents of directional solidification technology for titanium aluminum alloy occupies a unique advantage. The majority of relevant research are mainly carried out in universities and enterprises. The hotspots focuse on titanium aluminum alloy and their preparation

covering alloy composition

single crystal preparation

mold shell preparation and other topics.