Disk filter for preventing scale formation and water treatment apparatus and method using the same
US-12139428-B2 · Nov 12, 2024 · US
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using phosphates (C02F5/06 takes precedence)
using phosphates (C02F5/06 takes precedence) · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C02F5/04 |
| Official title | using phosphates (C02F5/06 takes precedence) |
| Display label | using phosphates (C02F5/06 takes precedence) |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 2 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of Inhibiting Corrosion of a Metal in an Industrial Water System
US-2023416128-A1 · Dec 28, 2023 · US
Method and device for treating high-calcium wastewater by calcification blocking
US-10981816-B1 · Apr 20, 2021 · US
Use of an inorganic salt or acid in reducing the hardness and/or alkalinity of a water system
US-10889518-B2 · Jan 12, 2021 · US
Water softening treatment using in-situ ballasted flocculation system
US-10759685-B2 · Sep 1, 2020 · US
Disk filter for preventing scale formation and water treatment apparatus and method using the same
US-2019119135-A1 · Apr 25, 2019 · US
Scale inhibition composition
US-2018319687-A1 · Nov 8, 2018 · US
Water softening treatment using in-situ ballasted flocculation system
US-2018194656-A1 · Jul 12, 2018 · US
Use of an inorganic salt or acid in reducing the hardness and/or alkalinity of a water system
US-2018016172-A1 · Jan 18, 2018 · US
Water treatment apparatus
US-9725347-B2 · Aug 8, 2017 · US
Water treatment apparatus
US-2016200612-A1 · Jul 14, 2016 · US
Scavengers for sulfur species and/or phosphorus containing compounds
US-2016060520-A1 · Mar 3, 2016 · US