- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 19/34 - Obtaining zinc oxide
Patent holdings for IPC class C22B 19/34
Total number of patents in this class: 37
10-year publication summary
3
|
3
|
0
|
1
|
4
|
3
|
0
|
3
|
3
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sichuan Juhong Technology Co., Ltd. | 8 |
4 |
Chongqing Dongqun Technology Co., Ltd. | 5 |
3 |
Glencore Queensland Limited | 9 |
2 |
Metallic Waste Solutions Pty Ltd. | 4 |
2 |
Sichuan Xinhong Technology Co., Ltd | 4 |
2 |
Steel Dynamics Investments LLC | 3 |
2 |
Austpac Resources N.L. | 3 |
1 |
Glencore Technology Pty Ltd | 46 |
1 |
JFE Steel Corporation | 6067 |
1 |
JX Nippon Mining & Metals Corporation | 1576 |
1 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
1 |
King Saud University | 332 |
1 |
M. Technique Co., Ltd. | 237 |
1 |
Metaleach Limited | 18 |
1 |
Nippon Mining & Metals Co., Ltd. | 161 |
1 |
Praxair Technology, Inc. | 1367 |
1 |
SGL Carbon SE | 388 |
1 |
Umicore | 542 |
1 |
Mineracao Tabipora Ltda. | 3 |
1 |
Biocapital Holdings, LLC | 13 |
1 |
Other owners | 8 |