Processes and systems for zinc waste reduction
US-2018354817-A1 · Dec 13, 2018 · US
Specific process operations in the concentrate stream
Specific process operations in the concentrate stream · 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 | B01D2311/08 |
| Official title | Specific process operations in the concentrate stream |
| Display label | Specific process operations in the concentrate stream |
| Total patents | 256 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 15 |
| 2017 | 17 |
| 2018 | 19 |
| 2019 | 24 |
| 2020 | 17 |
| 2021 | 19 |
| 2022 | 37 |
| 2023 | 23 |
| 2024 | 38 |
| 2025 | 27 |
| 2026 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for treating contaminated wastewater
US-10112849-B2 · Oct 30, 2018 · US
Water treatment system and water treatment method
US-2018297866-A1 · Oct 18, 2018 · US
Water treatment system
US-2018251385-A1 · Sep 6, 2018 · US
Hollow fiber membrane module including concentrate distributor
US-2018229187-A1 · Aug 16, 2018 · US
Improved Method for Enhancing Filtration Yields in Tangential Flow Filtration System
US-2018221822-A1 · Aug 9, 2018 · US
Re-Circulation Loop in CFF/TFF Single Use Path Flow
US-2018221823-A1 · Aug 9, 2018 · US
System and method for separating solids from fluids
US-10029213-B2 · Jul 24, 2018 · US
Large volume disposable ultrafiltration systems and methods
US-10010831-B2 · Jul 3, 2018 · US
Sea water reverse osmosis system to reduce concentrate volume prior to disposal
US-10005681-B2 · Jun 26, 2018 · US
Fuel separation method
US-10005975-B2 · Jun 26, 2018 · US
Concentration Control in Filtration Systems, and Associated Methods
US-2018161727-A1 · Jun 14, 2018 · US
Ion sequestration for scale prevention
US-9957180-B2 · May 1, 2018 · US
Concentration control in filtration systems, and associated methods
US-9925494-B2 · Mar 27, 2018 · US
Water recovery method
US-9919936-B2 · Mar 20, 2018 · US
Water treatment device
US-2018071683-A1 · Mar 15, 2018 · US
Systems and methods for treating dilute wastewater
US-2018016171-A1 · Jan 18, 2018 · US
Cross current staged reverse osmosis
US-2017349465-A1 · Dec 7, 2017 · US
Cross current staged reverse osmosis
US-2017349467-A1 · Dec 7, 2017 · US
Cross current staged reverse osmosis
US-2017349466-A1 · Dec 7, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2311/08?
- CPC B01D2311/08 is the Cooperative Patent Classification code for “Specific process operations in the concentrate stream.”
- How many patents are filed under CPC B01D2311/08 (Specific process operations in the concentrate stream)?
- Our database includes 256 publications tagged with this CPC code.
- Is patent activity under CPC B01D2311/08 growing?
- Publication counts under this code: 38 in 2024 vs 27 in 2025 (latest complete years).