Patent · US Expired

Baking form and method of making same

US4209569A · kind A · utility

7Cited by
9References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 18, 1978
Grant dateJun 24, 1980
Priority date
Expiry dateJul 18, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/257
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An aluminum baking form is provided with internal and external coatings of aluminum oxide which are of black coloration and which contain metals other than aluminum and serve as infrared transmitters or collectors. The metal incorporated in the aluminum oxide layer is preferably tin or silver or both.

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