Patent · US Expired

Heat exchanger for recovering heat from exhaust gases

US4798242A · kind A · utility

23Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 1986
Grant dateJan 17, 1989
Priority date
Expiry dateMay 30, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S165/921
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A heat exchanger for recovering heat from exhaust gases which includes a plurality of separately divided portions, a fluid passage mechanism for a fluid disposed within each of the portions, a bypass mechanism for the fluid for bypassing each of the portions and a valve mechanism for selectively operating the fluid passage mechanism or the bypass mechanism. The plurality of portions may constitute at least two chambers separately provided in the heat exchanger or at least two parts independently provided ion the heat exchanger. In addition, discharge means for discharging the fluid in the plurality of portions is provided.

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