公开(公告)号：US12025249B2

公开(公告)日：2024-07-02

申请号：US17044896

申请日：2019-04-02

Applicant: PETROLEO BRASILEIRO S.A. - PETROBRAS

Inventor： Raphael Coelho Schiavo ,  Paulo Sergio Freire ,  Nelson Patricio Junior ,  Emanuel Freire Sandes ,  Diana Albani Siqueira

IPC: F16L27/12 ,  C10G11/18 ,  F16L51/00

CPC classification number: F16L27/12 ,  C10G11/18 ,  F16L51/00

Abstract: A telescopic joint for connecting two pipes in a separating vessel of a fluid catalytic cracking unit includes a first pipe and a second pipe; wherein the two pipes are connected together at their ends by a sliding ring comprising a first portion extending substantially parallel to the first and second pipes, and a second portion extending substantially perpendicular to the first and second pipes, to thereby form an L profile; the first pipe comprises a fitting seat fixed at its end, and a flanged ring, the flanged ring and the fitting seat being configured to surround at least partially the second portion of the sliding ring; and the telescopic joint comprises a first plurality of gaskets positioned in a first space between the second portion of the sliding ring and the fitting seat and distributed in a direction parallel to the second portion of the sliding ring.