Method for producing an alumina gel having a high dispersibility and a specific crystallite size
US-2020399138-A1 · Dec 24, 2020 · US
Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts
Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts · 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 | C01F7/34 |
| Official title | Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts |
| Display label | Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts |
| Total patents | 100 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 15 |
| 2018 | 12 |
| 2019 | 17 |
| 2020 | 14 |
| 2021 | 6 |
| 2022 | 9 |
| 2023 | 10 |
| 2024 | 3 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Gel with high dispersibility and method for preparing same
US-10858262-B2 · Dec 8, 2020 · US
Process for preparing an adsorbent material and process for extracting lithium using said material
US-2020316557-A1 · Oct 8, 2020 · US
Process for preparing an adsorbing material comprising a precipitating step of boehmite according to specific conditions and process for extracting lithium from saline solutions using this material
US-10786802-B2 · Sep 29, 2020 · US
System and method for desulfurization and denitrification integrated treatment and recycling of flue gas by using red mud
US-2020179872-A1 · Jun 11, 2020 · US
α-alumina flakes
US-10647861-B2 · May 12, 2020 · US
Effect pigments
US-2020123388-A1 · Apr 23, 2020 · US
Alumina and alumina extrudates and process for preparation thereof
US-10576457-B2 · Mar 3, 2020 · US
Nanocrystalline alpha alumina and method for making the same
US-10562784-B2 · Feb 18, 2020 · US
Process for making uniform aluminum oxide coating
US-10519560-B2 · Dec 31, 2019 · US
Alpha-alumina flakes
US-2019330475-A1 · Oct 31, 2019 · US
α-alumina flakes
US-10457812-B2 · Oct 29, 2019 · US
Alpha-alumina flakes
US-2019322871-A1 · Oct 24, 2019 · US
Process for making uniform aluminum oxide coating
US-2019323137-A1 · Oct 24, 2019 · US
Method for producing an adsorbent material and method for extracting lithium from saline solutions using the material
US-2019314784-A1 · Oct 17, 2019 · US
Nanocrystalline Alpha Alumina and Method for Making the Same
US-2019284058-A1 · Sep 19, 2019 · US
Amorphous mesoporous alumina with high connectivity and production method thereof
US-10364158-B2 · Jul 30, 2019 · US
Oil free crystal growth modifiers for the bayer process
US-2019225283-A1 · Jul 25, 2019 · US
Nanocrystalline alpha alumina and method for making the same
US-10351435-B2 · Jul 16, 2019 · US
Positive electrode including discrete aluminum oxide nanomaterials and method for forming aluminum oxide nanomaterials
US-10326142-B2 · Jun 18, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01F7/34?
- CPC C01F7/34 is the Cooperative Patent Classification code for “Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts.”
- How many patents are filed under CPC C01F7/34 (Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts)?
- Our database includes 100 publications tagged with this CPC code.
- Is patent activity under CPC C01F7/34 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).