Optical transducer and method for the simultaneous measurement of pressure and temperature in oil and gas wells

Assignee

• Petróleo Brasileiro S.A.—Petrobras

Inventors

• Jose Arias Vidal (2 patents)
• Manoel Felician da Silva Júnior (1 patents)
• Ricardo Munoz Freitas (5 patents)
• Unknown
• Luiz Carlos Guedes Valente (3 patents)
• Rogério Dias Regazzi (1 patents)
• Alexandre Ribeiro (2 patents)
• Lincoln Homero Thomé Ferreira (3 patents)
• Joao Luiz dos Santos Lorenzo (1 patents)

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