Patent · US Expired

Evacuation system with precondenser

US4315717A · kind A · utility

10Cited by
4References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 19, 1979
Grant dateFeb 16, 1982
Priority date
Expiry dateNov 19, 1999

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04F5/54
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A high capacity evacuation system employing a precondenser receiving process fluids having liquid and gaseous phases, a first stage jet diffuser and a second stage liquid ring pump for handling the process fluids and in which system the motivating fluid for the jet diffuser is air; seal liquid is continuously fed from a seal liquid source outside the system; and the piping between the components of the system is unobstructed.

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