Invention Grant
US2904396A Preparation of alkali metal chromate from chrome ores 失效
从铬矿石制备碱金属铬酸盐

  • Patent Title: Preparation of alkali metal chromate from chrome ores
  • Patent Title (中): 从铬矿石制备碱金属铬酸盐
  • Application No.: US49808755
    Application Date: 1955-03-30
  • Publication No.: US2904396A
    Publication Date: 1959-09-15
  • Inventor: FRIEDRICH SCHUBERT
  • Applicant: BAYER AG
  • Assignee: Bayer Ag
  • Current Assignee: Bayer Ag
  • Priority: US49808755 1955-03-30
  • Main IPC: C01G37/14
  • IPC: C01G37/14
Preparation of alkali metal chromate from chrome ores
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