Patent · US Expired

Furnace fittings

US3958924A · kind A · utility

8Cited by
11References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 2, 1974
Grant dateMay 25, 1976
Priority date
Expiry dateDec 2, 1994

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF27D5/0043
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

The invention is furnace fittings in which supports made of silicon nitride or of other ceramic are formed so as to be removably fitted to a base, the supports being formed also so as to support a "green" artefact such as dental artefacts during firing of the green artefact in a furnace.

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