公开(公告)号：US11920722B2

公开(公告)日：2024-03-05

申请号：US17288662

申请日：2019-10-24

申请人： PETRÓLEO BRASILEIRO S.A.—PETROBRAS ,  UNIVERSIDADE FEDERAL DO RIO GRANDE DO SUL—UFRGS

发明人： Hugo Francisco Lisboa Santos ,  Ney Robinson Salvi Dos Reis ,  Maurício Galassi ,  Lincoln Homero Thome Ferreira ,  Igor Mendes Ursine Krettli ,  Hardy Leonardo Da Cunha Pereira Pinto ,  Tiago Becker ,  Rafael Antônio Comparsi Laranja ,  Luciana Porcher Nedel ,  Laura Amaya Torres ,  Jose Abel Ticona Larico ,  Jaime Andrés Riascos Salas ,  Gabrielle Almeida De Souza ,  Filipe Paixão Geiger ,  Fabiano Disconzi Wildner ,  Eduardo Antonio Wink De Menezes ,  Eduardo Donadel Basso ,  David Steeven Villa Salazar ,  Eduardo André Perondi ,  Anderson Maciel ,  Dante Augusto Couto Barone ,  Juliano Morato Franz

IPC分类号： B08B9/055 ,  B08B9/053 ,  F16L55/30 ,  F16L55/46 ,  F16L101/12

CPC分类号： F16L55/46 ,  B08B9/0535 ,  B08B9/055 ,  B08B2209/045 ,  B08B2209/055 ,  F16L55/30 ,  F16L2101/12

摘要： The present invention relates to an intervention drive pig comprising an umbilical. In this scenario, the present invention provides an intervention drive pig comprising an umbilical, wherein the umbilical (6) is manufactured from a low-density material, wherein the umbilical (6) comprises an external covering of material having a low coefficient of friction.