Title:
PREPARATION OF FRESH WATER FROM SEAWATER
Document Type and Number:
Japanese Patent JPS5314675
Kind Code:
A
Abstract:
PURPOSE: To prepare fresh water from seawater with a good efficiency and at low cost without generating hard scale, by adding sodium carbonate obtained from the circulation system in advance to the seawater, amd thus by removing Ca components in the seawater.
Inventors:
SAWA TOSHIO
IZUMI KENKICHI
YAMADA AKIRA
TAKAHASHI AKIYOSHI
IZUMI KENKICHI
YAMADA AKIRA
TAKAHASHI AKIYOSHI
Application Number:
JP8916876A
Publication Date:
February 09, 1978
Filing Date:
July 28, 1976
Export Citation:
Assignee:
HITACHI LTD
BABCOCK HITACHI KK
BABCOCK HITACHI KK
International Classes:
C23F14/02; B01D61/00; B01D61/44; (IPC1-7): C23F14/02