| 摘要 |
Apparatus is described for diverting a pig (62) from one pipeline (42) to a selected one of two or more other pipelines (44, 46), which is of compact and lightweight construction. The apparatus includes a pipe arrangement that includes an inlet (32) and first and second divergent outlets (34, 36), with gaps (70, 72) in adjacent sides of the outlets; The apparatus also includes a selection sleeve (64) that is pivotable about the inlet axis (52) between first and second positions wherein it diverts a pig received through the inlet, into the first or second outlets, respectively, while blocking the gaps. |
