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last 30 patents
Information
Patent Grant
Method for reducing monovalent ions in concentrate of nanofiltratio...
Patent number
11,406,940
Issue date
Aug 9, 2022
BL Technologies, Inc.
Jianwen Zhai
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Membrane filtration system with concentrate staging and concentrate...
Patent number
11,027,989
Issue date
Jun 8, 2021
BL Technologies, Inc.
Jianwen Zhai
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Membrane filtration system with concentrate staging and concentrate...
Patent number
10,995,016
Issue date
May 4, 2021
BL Technologies, Inc.
Jianwen Zhai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Membrane filtration system with concentrate staging and concentrate...
Patent number
10,532,938
Issue date
Jan 14, 2020
BL Technologies, Inc.
Jianwen Zhai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
NANOFILTRATION SYSTEM AND METHOD
Publication number
20240307823
Publication date
Sep 19, 2024
BL Technologies, Inc.
Jianwen ZHAI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HIGH PRESSURE SPIRAL WOUND MEMBRANE MODULE
Publication number
20230127513
Publication date
Apr 27, 2023
BL Technologies, Inc.
JIANWEN ZHAI
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
MEMBRANE FILTRATION SYSTEM WITH CONCENTRATE STAGING AND CONCENTRATE...
Publication number
20200039846
Publication date
Feb 6, 2020
BL Technologies, Inc.
Jianwen ZHAI
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
MEMBRANE FILTRATION SYSTEM WITH CONCENTRATE STAGING AND CONCENTRATE...
Publication number
20200039847
Publication date
Feb 6, 2020
BL Technologies, Inc.
Jianwen ZHAI
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD FOR REDUCING MONOVALENT IONS IN CONCENTRATE OF NANOFILTRATIO...
Publication number
20200023317
Publication date
Jan 23, 2020
BL Technologies, Inc.
Jianwen ZHAI
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
MEMBRANE FILTRATION SYSTEM WITH CONCENTRATE STAGING AND CONCENTRATE...
Publication number
20160031726
Publication date
Feb 4, 2016
GENERAL ELECTRIC COMPANY
Jianwen ZHAI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL