C05B 11/12
Using aqueous hydrochloric acid
Official title: using aqueous hydrochloric acid
C05B11/12 (Using aqueous hydrochloric acid) appears on 5 US grants and 9 published applications in this corpus.
Search patents in C05B- Granted patents
- 5
- Published applications
- 9
- Assignees
- 4
- Inventors
- 8
- Latest grant
- 18 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
By publication year.
Recent patents
- Production of phosphate compounds from materials containing phosphorus and at least one of iron and aluminium18 Aug 2020US 10,745,279 B2Easymining Sweden AB
- Source of phosphate for agriculture and the food industry5 Nov 2019US 10,464,853 B2Ecophos S.A.
- Production of phosphate compounds from materials containing phosphorus and at least one of iron and aluminium17 Jul 2018US 10,023,464 B2Easymining Sweden AB
- Method of producing phosphoric acid salt30 Mar 2010US 7,687,046 B2Ecophos S.A.
- Method for the production of phosphoric acid and/or a salt thereof and products thus obtained22 Apr 2008US 7,361,323 B2Ecophos S.A.
- Method for producing phosphoric acid22 May 2025US 2025/0162870 A1
- Fertilizer and manufacturing method thereof22 May 2025US 2025/0162955 A1
- Method for producing calcium monohydrogen phosphate31 Oct 2019US 2019/0330063 A1Prayon Technologies
- Method for the preparation of calcium monohydrogen phosphate24 Oct 2019US 2019/0322530 A1Prayon Technologies
- Production of Phosphate Compounds from Materials Containing Phosphorus and at Least One of Iron and Aluminium18 Oct 2018US 2018/0297846 A1Easymining Sweden AB
Most cited
By later US patents
- Production of phosphate compounds from materials containing phosphorus and at least one of iron and aluminium3US 10,023,464 B2Easymining Sweden AB · 2018
- Source of phosphate for agriculture and the food industry1US 10,464,853 B2Ecophos S.A. · 2019
- Method for the production of phosphoric acid and/or a salt thereof and products thus obtained1US 7,361,323 B2Ecophos S.A. · 2008