Patent · US Expired

Bath reboiler-condenser consisting of brazed plates and its application to an air distillation plant

US6393864B1 · kind B1 · utility

5Cited by
9References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 7, 2000
Grant dateMay 28, 2002
Priority date
Expiry dateJul 7, 2020

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25J2290/32
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

This reboiler-condenser (1) comprises two exchanger parts (2A, 2B) one placed above the other. The lower part (2A), immersed in the liquid, has supplied vaporization passages (8A). The vapour which leaves therefrom is sent to the inlet of the vaporization passages (8B) of the upper part and liquid is delivered into the stream of vapour which penetrates each of these passages.Application to the vaporization of liquid oxygen by the condensation of nitrogen.

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