Patents-Review.com
ClassID:

34413 ⎘

B01J2220/4893 - CPC Classification

Classification description:

Aspects relating to sorbent materials; Aspects relating to the composition of sorbent or filter aid materials; Sorbents characterised by the starting material used for their preparation the starting material being a waste, residue or of undefined composition Residues derived from used synthetic products, e.g. rubber from used tyres

Recent Application in this class:
#1
20250010268
2025-01-09

SUPERABSORBENT POLYMER MATERIAL COMPRISING NON-CROSSLINKED POLYACRYLIC ACID POLYMER

 #2
20220143577
2022-05-12

Superabsorbent polymer material comprising non-crosslinked polyacrylic acid polymer

 #3
20210039071
2021-02-11

Method for manufacturing water absorption treatment material

 #4
20200324274
2020-10-15

Carbon-based substance for removing saturated and non-saturated fats, petroleum and petroleum products from a water surface and/or water emulsion

 #5
20200223716
2020-07-16

Iron filings-based green environmental media for nutrient removal and methods of use

 #6
20200223715
2020-07-16

Synergistic iron and clay-based green environmental media for nutrient removal

 #7
20190256374
2019-08-22

Water treatment using an iron and clay-based sorption media

 #8
20180258252
2018-09-13

DEVULCANIZED RUBBER, METHOD FOR ITS PREPARATION AND ITS USE AS AN ABSORBENT

 #9
20180169618
2018-06-21

Water absorption treatment material and method for manufacturing the same

 #10
20160271585
2016-09-22

Oil absorbent pad

 #11
20160136613
2016-05-19

Porous carbon materials for CO2 separation in natural gas

 #12
20160129419
2016-05-12

Water absorbing material and manufacturing method thereof

 #13
20160001260
2016-01-07

Porous carbon materials for CO2 separation in natural gas

 #14
20130099160
2013-04-25

Materials from Post-Industrial Absorbent Product Waste

 #15
20100062933
2010-03-11

Functionalized green filtration media for passive underground drainfield for septic tank nutrient removal

 #16
20100059437
2010-03-11

Passive underground drainfield for septic tank nutrient removal using functionalized green filtration media

 #17
20100051540
2010-03-04

Retention/detention pond and green roof passive nutrient removal material mixes

 #18
20100050720
2010-03-04

Passive nutrient removal material mixes

 #19
20090250399
2009-10-08

Methods of utilizing recycled rubber

 #20
20070299149
2007-12-27

Method of making and using sorbent and filtering material from secondary waste rubber

 #21
20060157417
2006-07-20

Process for use of rubber powder from tires to remove and recover metals from solutions and effluent gases

 #22
20050150835
2005-07-14

Adsorbents for removing heavy metals

 #23
20050093189
2005-05-05

Adsorbents for removing heavy metals and methods for producing and using the same

 #24
20050059549
2005-03-17

Method for removing heavy metals using an adsorbent