Method for purifying non-aqueous solvent and method for pretreating ion exchange resin for purification of non-aqueous solvent
US-2022387987-A1 · Dec 8, 2022 · US
This page is not indexed by search engines while we improve data quality.
of mixed beds
of mixed beds · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01J49/09 |
| Official title | of mixed beds |
| Display label | of mixed beds |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 1 |
| 2017 | 5 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ultrapure water production system and method of producing ultrapure water
US-2022234931-A1 · Jul 28, 2022 · US
Low-sodium resin
US-2021277161-A1 · Sep 9, 2021 · US
Fixed bed counter-current regeneration device of ion exchange resin and application method of fixed bed counter-current regeneration device
US-11103865-B2 · Aug 31, 2021 · US
Fixed Bed Counter-current Regeneration Device Of Ion Exchange Resin And Application Method Of Fixed Bed Counter-current Regeneration Device
US-2021162397-A1 · Jun 3, 2021 · US
Method of Separating Anion and Cation Exchange Resins and Device for the Same
US-2020129993-A1 · Apr 30, 2020 · US
Treating vinyl aromatic resin
US-2019291096-A1 · Sep 26, 2019 · US
Regeneration of mixed bed resins
US-10287186-B2 · May 14, 2019 · US
Method and apparatus for recharging a deionization vessel
US-10167206-B2 · Jan 1, 2019 · US
Regeneration of Mixed Bed Resins
US-2018105439-A1 · Apr 19, 2018 · US
Water softening device and method for regenerating ion exchange resin
US-9815713-B2 · Nov 14, 2017 · US
Process for reducing selenium from an ion-exchange or adsorption media brine
US-2017210647-A1 · Jul 27, 2017 · US
Ion exchanger, water treatment device provided with same, and hot water supply device
US-9701547-B2 · Jul 11, 2017 · US
Mobile water treatment and resin transfer hub
US-9593029-B2 · Mar 14, 2017 · US
Head and Apparatus for Ion Exchange Service
US-2017022074-A1 · Jan 26, 2017 · US
Water softening device and method for regenerating ion exchange resin
US-2016311700-A1 · Oct 27, 2016 · US
Ion exchanger, water treatment device provided with same, and hot water supply device
US-2015225258-A1 · Aug 13, 2015 · US
Mobile water treatment and resin transfer hub
US-2015183665-A1 · Jul 2, 2015 · US
Mobile water treatment and resin transfer hub
US-9005448-B2 · Apr 14, 2015 · US