Invention Application
- Patent Title: SUBSTRATE STAINLESS STEEL SHEET FOR FUEL CELL SEPARATORS AND PRODUCTION METHOD THEREFOR
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Application No.: US16483147Application Date: 2018-01-25
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Publication No.: US20200227760A1Publication Date: 2020-07-16
- Inventor: Takayoshi YANO , Shin ISHIKAWA
- Applicant: JFE STEEL CORPORATION
- Applicant Address: JP Chiyoda-ku Tokyo
- Assignee: JFE STEEL CORPORATION
- Current Assignee: JFE STEEL CORPORATION
- Current Assignee Address: JP Chiyoda-ku Tokyo
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@52db5bd9
- International Application: PCT/JP2018/002320 WO 20180125
- Main IPC: H01M8/021
- IPC: H01M8/021 ; C22C38/18 ; C21D6/00 ; C21D1/76
Abstract:
A substrate stainless steel sheet has [chemical form other than metal (Cr+Fe)]/[metal form (Cr+Fe)] of 12.0 or more and 200 or less, [chemical form other than metal (Cr+Fe)]/[metal form (Cr+Fe)] being a ratio of a total of Cr and Fe existing in chemical form other than metal to a total of Cr and Fe existing in metal form at a substrate stainless steel sheet surface.
Public/Granted literature
- US11380907B2 Substrate stainless steel sheet for fuel cell separators and production method therefor Public/Granted day:2022-07-05
Information query
