Search International and National Patent Collections

1. (WO2018182033) WATER PRODUCTION METHOD AND WATER PRODUCTION DEVICE

Pub. No.:    WO/2018/182033    International Application No.:    PCT/JP2018/014007
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Sat Mar 31 01:59:59 CEST 2018
IPC: C02F 1/44
B01D 61/58
Applicants: TORAY INDUSTRIES, INC.
東レ株式会社
Inventors: KAWASHIMA Yoshiyuki
川島 義之
TANIGUCHI Masahide
谷口 雅英
TAKABATAKE Hiroo
高畠 寛生
Title: WATER PRODUCTION METHOD AND WATER PRODUCTION DEVICE
Abstract:
A water production method that freely switches between the following: a first operation method for extracting all filtered water, which is a combination of upstream filtered water obtained from an upstream semipermeable membrane module or an upstream semipermeable element, and downstream filtered water obtained from a downstream semipermeable membrane module or a downstream semipermeable element; and a second operation method for separating the upstream filtered water and the downstream filtered water, and extracting only the upstream filtered water.