Patent · US Expired

Heating furnace

US5018707A · kind A · utility

32Cited by
9References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 1989
Grant dateMay 28, 1991
Priority date
Expiry dateMar 14, 2009

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF27D7/04
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A heating mantle for heating materials, such as metals, alloys or inorganic chemicals in a retort, includes a tubular wall and annular chambers cooperating with said wall for forming a tortious path around the retort for hot gases. The mantle provides a very high convective heat transfer coefficient.

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