Détention brevets de la classe B01F 101/49

Brevets de cette classe: 122

Historique des publications depuis 10 ans

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22
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29
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Propriétaires principaux

Proprétaire
Total
Cette classe
Halliburton Energy Services, Inc.
21236
20
Typhon Technology Solutions (U.S.), LLC
110
11
Schlumberger Technology Corporation
12036
9
Stewart & Stevenson LLC
129
7
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
497
5
Saudi Arabian Oil Company
14469
4
US Well Services LLC
225
4
BP Exploration Operating Company Limited
255
3
Dyno Nobel Inc.
177
3
BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC)
236
3
EnviroTech Water Treatment L.L.C.
3
3
SPM Oil & Gas Inc.
362
3
SNF Group
432
3
Tetra Technologies, Inc.
110
2
Baker Hughes Oilfield Operations, LLC
2566
2
Condor International Limited Partnership, Rlllp
4
2
Delfos Capital LLC
4
2
Texas Integrity Acid Solutions, LLC
4
2
Propell Energy Technology Ltd.
10
2
Chengdu University of Technology
147
1
Autres propriétaires 31