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LEONARDO GONÇALVES CANDIDO GOMES
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MARACANA, BR
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Patents Grants
last 30 patents
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Patent Grant
Valve for downhole chemical injection control
Patent number
11,927,072
Issue date
Mar 12, 2024
OURO NEGRO TECNOLOGIAS EM EQUIPAMENTOS INDUSTRIAIS S/A
Leonardo Gonçalves Candido Gomes
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fully electric downhole safety tool
Patent number
11,319,773
Issue date
May 3, 2022
OURO NEGRO TECNOLOGIAS EM EQUIPAMENTOS INDUSTRIAIS S/A
Leonardo Gonçalves Candido Gomes
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fully electric tool for continous downhole flow control
Patent number
10,995,586
Issue date
May 4, 2021
OURO NEGRO TECNOLOGIAS EM EQUIPAMENTOS INDUSTRIAIS S/A
Pedro Eduardo Gonzales Panta
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
ELECTRIC DRIVE VALVE CONTROL AND SAFETY SYSTEM FOR GAS INJECTION IN...
Publication number
20240141762
Publication date
May 2, 2024
OURO NEGRO TECNOLOGIAS EM EQUIPAMENTOS INDUSTRIAIS S/A
Auderi Vicente Santos
E21 - EARTH DRILLING MINING
Information
Patent Application
ELECTROMAGNETIC-MECHANICAL LOCKING DEVICE APPLIED TO SUBSURFACE SAF...
Publication number
20230332483
Publication date
Oct 19, 2023
OURO NEGRO TECNOLOGIAS EM EQUIPAMENTOS INDUSTRIAIS S/A
FELIPE GHERREN NOEL
E21 - EARTH DRILLING MINING
Information
Patent Application
VALVE FOR DOWNHOLE CHEMICAL INJECTION CONTROL
Publication number
20220112787
Publication date
Apr 14, 2022
OURO NEGRO TECNOLOGIAS EM EQUIPAMENTOS INDUSTRIAIS S/A
Leonardo Goncalves Candido Gomes
E21 - EARTH DRILLING MINING
Information
Patent Application
FULLY ELECTRIC DOWNHOLE SAFETY TOOL
Publication number
20210324708
Publication date
Oct 21, 2021
OURO NEGRO TECNOLOGIAS EM EQUIPAMENTOS INDUSTRIAIS S/A
Leonardo Gonvalves Candido Gomes
E21 - EARTH DRILLING MINING
Information
Patent Application
FULLY ELECTRIC TOOL FOR CONTINOUS DOWNHOLE FLOW CONTROL
Publication number
20190292879
Publication date
Sep 26, 2019
OURO NEGRO TECNOLOGIAS EM EQUIPAMENTOS INDUSTRIAIS S/A
PEDRO EDUARDO GONZALES PANTA
E21 - EARTH DRILLING MINING