Patent · US Expired

Purge system and purge joint

US6050287A · kind A · utility

2Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 23, 1998
Grant dateApr 18, 2000
Priority date
Expiry dateJun 23, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/9029
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A purge system has a purge gas piping system for substituting inert gas for process gas when a device connected in a process gas piping system is detached therefrom. In the purge system, a purge joint for connecting two pipes in the purge gas piping system is provided with an opening formed in alignment with the position where the two pipes are connected in the purge joint.

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