TOP > 外国特許検索 > Biological purifier for untreated waste water and method of producing the same, biological purification method for untreated waste water, and biological purification system for untreated waste water

Biological purifier for untreated waste water and method of producing the same, biological purification method for untreated waste water, and biological purification system for untreated waste water NEW

外国特許コード F180009580
整理番号 B000024US
掲載日 2018年11月6日
出願国 アメリカ合衆国
出願番号 201414912209
公報番号 20160194228
公報番号 9758409
出願日 平成26年7月24日(2014.7.24)
公報発行日 平成28年7月7日(2016.7.7)
公報発行日 平成29年9月12日(2017.9.12)
発明の名称 (英語) Biological purifier for untreated waste water and method of producing the same, biological purification method for untreated waste water, and biological purification system for untreated waste water NEW
発明の概要(英語) Provided is a biological purifier, by which metal ions in untreated waste water containing the metal ions and sulfate ions can be removed in a low temperature environment with a water temperature of 15.degree. C. or less for a long period of time. The biological purifier for untreated waste water containing metal ions and sulfate ions used for removing the metal ions from the untreated waste water by precipitating sulfides of the metal ions, the biological purifier includes chaff retaining sulfate-reducing bacteria; and an organic-containing material containing 5 mass % or more of crude protein.
  • 発明者/出願人(英語)
  • Hamai; Takaya
  • Kodera; Takuya
  • Furuya; Hisatoshi
  • Japan Oil, Gas and Metals National Corporation
国際特許分類(IPC)

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