Method of recovering bromide from bromine-containing smelting ash
US-10954125-B2 · Mar 23, 2021 · US
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Bromides
Bromides · 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 | C01B9/04 |
| Official title | Bromides |
| Display label | Bromides |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
A method of recovering bromide from bromine-containing smelting ash
US-2020392000-A1 · Dec 17, 2020 · US
Plasma etching method, pattern forming method and cleaning method
US-10290510-B2 · May 14, 2019 · US
Recovery of bromide from sulfate comprising aqueous streams
US-9850129-B2 · Dec 26, 2017 · US
Method for making bromides
US-9688543-B2 · Jun 27, 2017 · US
Plasma etching method, pattern forming method and cleaning method
US-2016300728-A1 · Oct 13, 2016 · US
Recovery of bromide from sulfate comprising aqueous streams
US-2015329370-A1 · Nov 19, 2015 · US
Method for Making Bromides
US-2015158734-A1 · Jun 11, 2015 · US