C01B 25/2212
With hydrochloric acid or hydrogen chloride in aqueous medium
Official title: {with hydrochloric acid or hydrogen chloride in aqueous medium}
C01B25/2212 (With hydrochloric acid or hydrogen chloride in aqueous medium) appears on 6 US grants and 8 published applications in this corpus.
Search patents in C01B- Granted patents
- 6
- Published applications
- 8
- Assignees
- 5
- Inventors
- 13
- Latest grant
- 26 May 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method for producing calcium sulfate26 May 2020US 10,662,072 B2Prayon Technologies
- Source of phosphate for agriculture and the food industry5 Nov 2019US 10,464,853 B2Ecophos S.A.
- Semiconductor nanoparticle assembly2 Dec 2014US 8,901,535 B2Konica Minolta Medical & Graphic, Inc.
- Method for etching phosphate ores2 Nov 2010US 7,824,634 B2Ecophos S.A.
- Method of producing phosphoric acid salt30 Mar 2010US 7,687,046 B2Ecophos S.A.
- Processing Of Phosphate Solutions6 Aug 2026US 2026/0225888 A1Easymining Sweden AB
- Method for producing calcium sulfate24 Oct 2019US 2019/0322540 A1Prayon Technologies
- Foam control composition for phosphoric acid production3 Jan 2019US 2019/0001239 A1
- Source of phosphate for agriculture and the food industry13 Oct 2016US 2016/0297719 A1Ecophos S.A.
- Semiconductor nanoparticle assembly20 Jun 2013US 2013/0153859 A1Konica Minolta Medical & Graphic, Inc.
Most cited
By later US patents
- Source of phosphate for agriculture and the food industry1US 10,464,853 B2Ecophos S.A. · 2019
- Method for producing calcium sulfate1US 10,662,072 B2Prayon Technologies · 2020
- Method for the production of phosphoric acid and/or a salt thereof and products thus obtained1US 7,361,323 B2Ecophos S.A. · 2008