Title:
DOMESTIC WATER, METHOD FOR PREVENTING SCALE DEPOSITION, AND HOT WATER SUPPLY SYSTEM
Document Type and Number:
Japanese Patent JP2013031815
Kind Code:
A
Abstract:
To provide potable domestic water that prevents scale from being deposited on piping, a method for preventing scale deposition, and a hot water supply system.
This potable domestic water has a sulfate ion concentration adjusted within a range from 2,000 to 5,000 ppm, and pH of 6.5 to 7.8. The method for preventing scale deposition that allows circulation of potable domestic water having pH of 6.5 to 7.8 is configured to adjust the concentration of sulfate ion in the domestic water within a range from 2,000 to 5,000 ppm.
Inventors:
YANAGISAWA KAZUMI
OWAKI TAKESHI
SATO TOSHIKI
OWAKI TAKESHI
SATO TOSHIKI
Application Number:
JP2011169652A
Publication Date:
February 14, 2013
Filing Date:
August 02, 2011
Export Citation:
Assignee:
KOBE STEEL LTD
International Classes:
C02F5/08; C02F5/00; F16L58/00
Attorney, Agent or Firm:
Hajime Amano
Fujimoto Katsune
Yu Okutani
Yoshinori Ikeda
Hiroshi Ogawa
Sanae Kato
Koji Ishida
Keiko Morita
Fujimoto Katsune
Yu Okutani
Yoshinori Ikeda
Hiroshi Ogawa
Sanae Kato
Koji Ishida
Keiko Morita
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