Invention Application
- Patent Title: METHOD FOR EVALUATING STRUCTURAL CHANGE DURING PRODUCTION PROCESS, AND ANALYSIS PROGRAM
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Application No.: US15526231Application Date: 2014-12-08
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Publication No.: US20170315091A1Publication Date: 2017-11-02
- Inventor: Takeshi NAKAYAMA , Masanari KOGUCHI
- Applicant: HITACHI, LTD.
- Applicant Address: JP Tokyo
- Assignee: HITACHI, LTD.
- Current Assignee: HITACHI, LTD.
- Current Assignee Address: JP Tokyo
- International Application: PCT/JP2014/082423 WO 20141208
- Main IPC: G01N27/62
- IPC: G01N27/62 ; G01N33/20 ; G01N1/44
Abstract:
Areas having different isotopic ratios are artificially introduced into a metal material before sintering, a heat treatment, or Grain boundary diffusion, and atom probe analysis results before and after sintering, a heat treatment, or grain boundary diffusion are compared to evaluate a change in isotopic distribution over time.
Public/Granted literature
- US10088450B2 Method for evaluating structural change during production process, and analysis program Public/Granted day:2018-10-02
Information query
