METHOD FOR CLEANING FILTRATION MEMBRANE CONTAINED IN WATER TREATMENT SYSTEM AND WATER TREATMENT SYSTEM

WIPO Patent Application WO/2019/000160

A1

Provided is a method for cleaning a filtration membrane contained in a water treatment system and the water treatment system. The method comprises a first cleaning mode. The first cleaning mode comprises: adding a first cleaning solution to the feed water stream; pre-filtering the feed water stream containing the first cleaning solution to obtain a first pre-treated water stream; filtering the first pre-treated water stream with the filtration membrane to obtain a first product water stream; and neutralizing the first product water stream to obtain a first neutralized product water.

JP5982822	A solid-liquid separation device and an operating method for the same
JP2500181	METHOD FOR BACKWASHING CERAMIC MEMBRANE
JP4678757	Water treatment equipment and its operation method

YAN BO (CN)
XIA ZIJUN (CN)
WANG HUA (US)
AMIRI ASAL (NO)
PLASENCIA CABANILLAS JOSE LUIS (NO)
ANDREOTTI MARCELO (BR)
CAO LEI (CN)
RONG WUJUN (CN)

PCT/CN2017/089978

January 03, 2019

June 26, 2017

Click for automatic bibliography generation  

GEN ELECTRIC (US)
YAN BO (CN)
XIA ZIJUN (CN)
WANG HUA (US)
AMIRI ASAL (NO)
PLASENCIA CABANILLAS JOSE LUIS (NO)
ANDREOTTI MARCELO (BR)
CAO LEI (CN)
RONG WUJUN (CN)

B01D65/02; B01D61/02; B01D61/14; B01D61/42; B01D61/58; C02F1/44; C02F1/469; C02F1/66

WO2017039859A1

2017-03-09

CN106103349A	2016-11-09
CN103663771A	2014-03-26
US20150231533A1	2015-08-20
JP4304803B2	2009-07-29
CN103638819A	2014-03-19
JP5188454B2	2013-04-24

SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)

View/Download PDF      PDF Help

Previous Patent: POLISHER, AND POLISHER SYSTEM

Next Patent: COMBINED ELEVATING PLATFORM AND MOBILE ROBOT