Patent holdings for IPC class B01D 17/04

Total number of patents in this class: 1254

10-year publication summary

112
122
97
125
126
94
83
61
71
41
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Saudi Arabian Oil Company
14235
98
Ecolab USA Inc.
5796
26
FloDesign Sonics, Inc.
147
24
Phillips 66 Company
1019
23
Aramco Services Company
4195
21
MANN+HUMMEL GmbH
1808
19
Baker Hughes Holdings LLC
3023
19
Halliburton Energy Services, Inc.
21338
16
MAHLE International GmbH
2911
16
Dow Global Technologies LLC
10944
14
Cameron International Corporation
1370
14
BASF SE
21303
13
Cameron Solutions, Inc.
66
11
Nouryon Chemicals International B.V.
646
11
Atlas Copco Airpower, naamloze vennootschap
1081
10
ENI S.p.A.
1305
10
Championx USA Inc.
174
10
Atmus Filtration IP Inc.
273
10
Dorf Ketal Chemicals (India) Private Limited
71
9
ExxonMobil Research And Engineering Company
2422
8
Other owners 872