Noble metal adsorbent, method for recovering noble metal, and method for regenerating noble metal adsorbent
US-2024150866-A1 · May 9, 2024 · US
by dry processes
by dry processes · 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 | C22B11/02 |
| Official title | by dry processes |
| Display label | by dry processes |
| Total patents | 29 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process and apparatus for roasting of metal sulfide concentrates and/or residues
US-11649523-B2 · May 16, 2023 · US
Apparatus and method for separating a slag material from a collector material
US-2023082129-A1 · Mar 16, 2023 · US
Method for recovering pgm
US-2022259697-A1 · Aug 18, 2022 · US
Method for breaking down a mixture of solid particles comprising ruthenium
US-2022119915-A1 · Apr 21, 2022 · US
Processing method for electronic/electric device component waste
US-2021039146-A1 · Feb 11, 2021 · US
Method for recovering gold
US-10907237-B2 · Feb 2, 2021 · US
Method for processing electronic and electrical device component scrap
US-2021017626-A1 · Jan 21, 2021 · US
Process and apparatus for roasting of metal sulfide concentrates and/or residues
US-2020010924-A1 · Jan 9, 2020 · US
High quality, void and inclusion free alloy wire
US-10421161-B2 · Sep 24, 2019 · US
Process for the production of a PGM-enriched alloy
US-10323302-B2 · Jun 18, 2019 · US
Method for recovering gold
US-2019055623-A1 · Feb 21, 2019 · US
Process for the production of a PGM-enriched alloy
US-10202669-B2 · Feb 12, 2019 · US
Solvent-free syntheses of silver products produced thereby
US-9982322-B2 · May 29, 2018 · US
Process for the production of a pgm-enriched alloy
US-2018142330-A1 · May 24, 2018 · US
Method of fabricating conductive thin film
US-9966168-B1 · May 8, 2018 · US
High quality, void and inclusion free alloy wire
US-2017320172-A1 · Nov 9, 2017 · US
Low-temperature dispersion-based syntheses of silver and silver products produced thereby
US-9670564-B2 · Jun 6, 2017 · US
Method for producing silver nanoparticles, silver nanoparticles, and silver coating material composition
US-9656322-B2 · May 23, 2017 · US
Process for the production of a pgm-enriched alloy
US-2017002441-A1 · Jan 5, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C22B11/02?
- CPC C22B11/02 is the Cooperative Patent Classification code for “by dry processes.”
- How many patents are filed under CPC C22B11/02 (by dry processes)?
- Our database includes 29 publications tagged with this CPC code.
- Is patent activity under CPC C22B11/02 growing?
- Publication counts under this code: 2 in 2023 vs 1 in 2024 (latest complete years).