Patent holdings for IPC class B03B 7/00

Total number of patents in this class: 327

10-year publication summary

24
17
21
20
27
17
29
23
24
23
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
China University of Mining and Technology
1273
17
Cidra Corporate Services, LLC
96
8
Guangdong Brunp Recycling Technology Co., Ltd
1246
6
Hunan Brunp Recycling Technology Co., Ltd.
1215
6
Metso Finland Oy
621
6
Vale S.A.
274
5
Anglo American Technical & Sustainability Services Ltd
65
5
CDE Global Limited
75
4
Outotec (Finland) Oy
461
4
Sociedad Quimica y Minera de Chile S.A.
13
4
Zhengzhou Non-Ferrous Metals Research Institute Co.Ltd of Chalco
51
4
Halliburton Energy Services, Inc.
21090
3
Siemens AG
24333
3
Blue Sky Mines Ltd.
3
3
Extrakt Process Solutions LLC
36
3
Gem Co., Ltd.
226
3
Kunming University of Science and Technology
205
3
Shandong University of Science and Technology
539
3
Sumitomo Metal Mining Co., Ltd.
1794
3
Superior Industries, Inc.
216
3
Other owners 231