Title:
WATER TREATMENT METHOD, MAGNESIUM AGENT FOR WATER TREATMENT, AND METHOD FOR PRODUCING MAGNESIUM AGENT FOR WATER TREATMENT
Document Type and Number:
WIPO Patent Application WO/2018/168558
Kind Code:
A1
Abstract:
Provided is a water treatment method with which it is possible to insolubilize to-be-removed substances in a short period of time from water that includes the to-be-removed substances, perform solid-liquid separation, obtain treated water having excellent water quality, and efficiently reduce the volume of separated solids. A water treatment method in which a magnesium agent obtained by firing basic magnesium carbonate at a temperature within the range of 500-700°C and/or a magnesium agent obtained by firing magnesium hydroxide at a temperature within the range of 450-650°C is added to treatment water that includes to-be-removed substances.
Inventors:
FUKUDA HIROKI (JP)
TOKORO CHIHARU (JP)
TOBA YUICHIRO (JP)
EGUCHI MASAHIRO (JP)
TOKORO CHIHARU (JP)
TOBA YUICHIRO (JP)
EGUCHI MASAHIRO (JP)
Application Number:
PCT/JP2018/008444
Publication Date:
September 20, 2018
Filing Date:
March 06, 2018
Export Citation:
Assignee:
ORGANO CORP (JP)
UNIV WASEDA (JP)
UNIV WASEDA (JP)
International Classes:
C02F1/58; C01F5/06; C01F5/08; C02F1/60; C02F1/62
Foreign References:
| JP2005001949A | 2005-01-06 | |||
| JPS57197082A | 1982-12-03 | |||
| JP2005342578A | 2005-12-15 | |||
| JP2005028272A | 2005-02-03 | |||
| JPS5330489A | 1978-03-22 | |||
| JPS6245394A | 1987-02-27 |
Attorney, Agent or Firm:
YKI PATENT ATTORNEYS (JP)
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