- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 49/90 - Regeneration or reactivation of ion-exchangers; Apparatus therefor having devices which prevent back-flow of the ion-exchange mass during regeneration
Patent holdings for IPC class B01J 49/90
Total number of patents in this class: 3
10-year publication summary
0
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0
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0
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0
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0
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0
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1
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0
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0
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0
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Kinetico Incorporated | 184 |
1 |
Nanjing Normal University | 66 |
1 |
Nanjing University & Yancheng Academy of Environmental Protection Technology and Engineering | 23 |
1 |
Other owners | 0 |