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Rio de Janeiro, BR
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last 30 patents
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Patent Grant
Reusable high performance water based drilling fluids
Patent number
11,015,106
Issue date
May 25, 2021
Weatherford Technology Holdings, LLC
César Misino
E21 - EARTH DRILLING MINING
Information
Patent Grant
Reusable high performance water based drilling fluids
Patent number
10,669,468
Issue date
Jun 2, 2020
César Misino
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
REUSABLE HIGH PERFORMANCE WATER BASED DRILLING FLUIDS
Publication number
20200216740
Publication date
Jul 9, 2020
Weatherford Technology Holdings, LLC.
César MISINO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Patent Application
REUSABLE HIGH PERFORMANCE WATER BASED
Publication number
20150096808
Publication date
Apr 9, 2015
CLEARWATER INTERNATIONAL, LLC
César Misino
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...