Patent · US Expired

Purge system and purge joint

US6264246A · kind A · utility

1Cited by
5References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 29, 2000
Grant dateJul 24, 2001
Priority date
Expiry dateFeb 29, 2020

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.