Patent · US Expired

Pipeline tap and connecting device

US4067353A · kind A · utility

21Cited by
4References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 28, 1976
Grant dateJan 10, 1978
Priority date
Expiry dateSep 28, 1996

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T408/5628
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An invention relating to a device adapted to connect a branch line to a main pipeline without interrupting flow of fluid through the mainline. The device includes a pair of tubular, cutter-containing portions and a branch line connection. The device further includes the means to pressure test the branch line prior to the actual cutting or tapping into the mainline.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.