公开(公告)号：US20190292879A1

公开(公告)日：2019-09-26

申请号：US16320812

申请日：2017-12-13

申请人： OURO NEGRO TECNOLOGIAS EM EQUIPAMENTOS INDUSTRIAIS S/A

发明人： PEDRO EDUARDO GONZALES PANTA ,  AUDERI VICENTE SANTOS ,  LEONARDO GONÇALVES CANDIDO GOMES

IPC分类号： E21B34/06

摘要： A fully electric tool for continuous downhole flow control is described, said tool comprising a body and along the said body, actuating set(s), each actuating set comprising a passage system comprised of shaft(s) radially disposed along said cylindrical body, each of said shaft (s) being actuated with its opposed pair or in an independent way in a well-defined position or not, said shaft(s) being provided of spherical element(s) or sphere(s), provided of at least one window forming piles of sphere(s) in shaft(s), the rotation of said shaft(s)(108) of piles of sphere(s) enabling the opening or total or partial obstruction of holes by the total or partial coincidence of said window(s) of sphere(s) with said bore(s) of said cylindrical body.