ClassID:

29918

B01D65/108 - CPC Classification

Classification description:

Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes; Testing of membranes or membrane apparatus; Detecting or repairing leaks; Repairing membrane apparatus or modules Repairing membranes

Recent Application in this class:
#1
20250177924
2025-06-05

IN-SITU REPAIR METHOD FOR THE SURFACE OF PA MEMBRANE AFTER THE DESTRUCTION OF OXIDIZING SUBSTANCES

#2
20220266201
2022-08-25

Polyamide (PA) nanofiltration (NF) membrane, and preparation method thereof by regeneration from scrapped microfiltration (MF) membrane

#3
20220251382
2022-08-11

Method of improving the effectiveness of an oxygen removal unit for a fuel supply system and the resulting oxygen removal unit

#4
20220219124
2022-07-14

Ultrathin membrane fabrication

#5
20210197128
2021-07-01

METHOD FOR HEALING DAMAGED SEPARATION MEMBRANE FOR WATER TREATMENT USING SURFACE-FUNCTIONALIZED SILICA MICROPARTICLES

#6
20200316528
2020-10-08

Mitigating leaks in membranes

#7
20200016546
2020-01-16

Method and device for repairing a membrane filtration module

#8
20190321785
2019-10-24

Method of post-treating zeolite membranes by using dye molecules

#9
20190143276
2019-05-16

Selective interfacial mitigation of graphene defects

#10
20190083938
2019-03-21

Method for manufacturing self-healing hydrogel-filled separation membrane for water treatment

#11
20190070568
2019-03-07

PERMEATION MEMBRANE AND METHOD FOR PRODUCING A PERMEATION MEMBRANE

#12
20180250639
2018-09-06

Repair method for separation membrane and method for manufacturing separation membrane structure

#13
20180185791
2018-07-05

Mitigating leaks in membranes

#14
20170296976
2017-10-19

Selective interfacial mitigation of graphene defects

#15
20170209837
2017-07-27

SELF-HEALING MEMBRANES FOR POLYMER ELECTROLYTE APPLICATIONS

#16
20160228822
2016-08-11

Method and device for repairing a membrane filtration module

#17
20160158705
2016-06-09

Systems and methods for improving performance of osmotically driven membrane systems

#18
20160016125
2016-01-21

Ceramic separation membrane structure and method for producing same

#19
20150352500
2015-12-10

In situ repairing technique for compromised polymeric membranes

#20
20150224451
2015-08-13

Ceramic separation membrane structure, and repair method thereof

#21
20150190755
2015-07-09

Defect detection method for monolithic separation membrane structures, repair method, and monolithic separation membrane structures

#22
20150136676
2015-05-21

SYSTEMS AND METHODS FOR REPAIRING MEMBRANES AND IMPROVING PERFORMANCE OF OSMOTICALLY DRIVEN MEMBRANE SYSTEMS

#23
20150122727
2015-05-07

Mitigating leaks in membranes

#24
20140263178
2014-09-18

Methods for chemical reaction perforation of atomically thin materials

#25
20140116935
2014-05-01

Hollow fiber membrane module repair method and hollow fiber membrane module

#26
20140087069
2014-03-27

METHOD FOR REPAIRING HOLLOW FIBER MEMBRANE

#27
20140030482
2014-01-30

Graphene membrane repair

#28
20140030465
2014-01-30

Repairing graphene on a porous support

#29
20130324664
2013-12-05

Method for improving rejection of reverse osmosis membrane, treatment agent for improving rejection, and reverse osmosis membrane

#30
20130122187
2013-05-16

Method of preparing or reconditioning a leak stable gas separation membrane system

#31
20130092025
2013-04-18

Defectless hydrogen separation membrane, production method for defectless hydrogen separation membrane and hydrogen separation method

#32
20120168370
2012-07-05

METHOD OF IMPROVING REJECTION OF PERMEABLE MEMBRANE AND PERMEABLE MEMBRANE

#33
20120152843
2012-06-21

Ceramic membranes

#34
20120145651
2012-06-14

Microfiltration devices

#35
20110229379
2011-09-22

Stable catalyst layers for hydrogen permeable composite membranes

#36
20090308797
2009-12-17

Hollow fiber membrane module and method for making thereof

#37
20080093008
2008-04-24

Method of manufacturing ceramic filter

#38
20070062870
2007-03-22

Microfiltration devices

#39
20060113226
2006-06-01

Method of locating or repairing damaged hollow fiber membranes or header or module assembly