Inventor · disambiguated record

Walber P. De Souza

Also filed as: DE SOUZA WALBER P

1 granted patent·17 citations·filing 1994–1994

38Inventor score

Technology areasE21B

Files withPETROLEO BRASILEIRO SA1

Top patents by PatentIndex Score

1 record

0133US5462119ATubing hanging set for a submarine oil-well, running tool for its placing and handling methodPETROLEO BRASILEIRO SA·Filed 1994·Granted Oct 31, 1995·17 cites·3 claims

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