US Patent Issued to PETROLEO BRASILEIRO S.A.-PETROBRAS on May 27 for "Pull-in system and method of keelhauling rigid risers using a deflector device and double layer support tube" (Brazilian Inventors)

ALEXANDRIA, Va., June 17 -- United States Patent no. 12,312,880, issued on May 27, was assigned to PETROLEO BRASILEIRO S.A.-PETROBRAS (Rio de Janeiro, Brazil).

"Pull-in system and method of keelhauling rigid risers using a deflector device and double layer support tube" was invented by Jose Mauricio Teixeira Da Gama Lima (Rio de Janeiro, Brazil), Pedro Luiz Ferreira Mendes (Rio de Janeiro, Brazil), Jose Abreu E Silva Filho (Macae, Brazil), Flavio Barroso De Mello (Rio de Janeiro, Brazil) and Ricardo Pires Mendes Peixoto (Rio de Janeiro, Brazil).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention pertains to the technical field of oil and gas; more specifically to the field of risers and flow ...