Patents-Review.com
ClassID:

29966 ⎘

B01D69/046 - CPC Classification

Classification description:

Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor; Tubular membranes characterised by the cross-sectional shape of the tube

Recent Application in this class:
#1
20260115652
2026-04-30

System and Method for Concentrating Gas

 #2
20250177913
2025-06-05

System and Method for Concentrating Gas

 #3
20240299885
2024-09-12

Tangential Filtration Elements and Filtration Devices and Methods Of Use

 #4
20240216870
2024-07-04

WATER PURIFIER FILTER CARTRIDGE OF SIMPLE STRUCTURE

 #5
20220161203
2022-05-26

TUBULAR MEMBRANE COMPRISING LONGITUDINAL RIDGES, DEVICE PROVIDED THEREWITH AND METHOD FOR PRODUCING SUCH MEMBRANE

 #6
20220016569
2022-01-20

System and Method for Concentrating Gas

 #7
20220016566
2022-01-20

Systems and methods for concentrating gas

 #8
20220016564
2022-01-20

System and Method for Concentrating Gas

 #9
20210069650
2021-03-11

Fluid separation apparatus comprising fluid separation membrane, and fluid separation membrane module

 #10
20210046425
2021-02-18

Ceramic filter membrane module

 #11
20200009510
2020-01-09

Method for manufacturing zeolite membrane structure

 #12
20180280886
2018-10-04

Fluid separation apparatus comprising fluid separation membrane, and fluid separation membrane module

 #13
20180140990
2018-05-24

Separation element with a three-dimensional circulation matrix for the fluid medium to be treated

 #14
20170370010
2017-12-28

Reactor-separator elements

 #15
20170246593
2017-08-31

Shapes for tangential flow separation single-channel tubular elements incorporating turbulence promoters, and method of fabrication

 #16
20170182468
2017-06-29

Tangential filter with a supporting element including a set of channels

 #17
20160114264
2016-04-28

Axial transfer line shell side degassing

 #18
20140230652
2014-08-21

Drying substances, preparation and use thereof

 #19
20140131270
2014-05-15

FILTER ELEMENT

 #20
20130199991
2013-08-08

Filtration support geometry and membrane

 #21
20130015073
2013-01-17

Nanoporous oxide ceramic membranes of tubular and hollow fiber shape and method of making the same

 #22
20110315624
2011-12-29

Method of making nanoporous oxide ceramic membranes of tubular and hollow fiber shape

 #23
20110290715
2011-12-01

FLUID FILTER AND FILTER SYSTEM

 #24
20100226823
2010-09-09

Drying substances, preparation and use thereof

 #25
20100224066
2010-09-09

Drying substances, preparation and use thereof

 #26
20100116733
2010-05-13

NANOPOROUS OXIDE CERAMIC MEMBRANES OF TUBULAR AND HOLLOW FIBER SHAPE AND METHOD OF MAKING THE SAME

 #27
20080142432
2008-06-19

BAG TUBE SHAPED BODY WITH POROUS MULTILAYER STRUCTURE

 #28
20080069950
2008-03-20

Method of manufacturing ceramic porous membrane

 #29
20070278149
2007-12-06

PLEATED TYPE CARTRIDGE FILTER DEVICE

 #30
20060216464
2006-09-28

Ceramic filter