Patent · US Expired

Process air coolers used for combustion air preheating

US4165716A · kind A · utility

3Cited by
5References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 17, 1977
Grant dateAug 28, 1979
Priority date
Expiry dateJun 17, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E20/34
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An air-cooled process heat exchanger is connected to a process fired heater which uses ambient air for combustion. The exhaust air from the heat exchanger is used as preheated air to the combustion furnace, resulting in energy savings and decreased fuel consumption.

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