Stock material or miscellaneous articles – Composite – Of metal
Patent
1978-07-18
1980-06-24
Ansher, Harold
Stock material or miscellaneous articles
Composite
Of metal
99382, 126281, 204 33, 204 37T, 204 38A, 204 58, 426523, 428329, 428539, 432120, A21B 313, A47J 3701, B32B 1520
Patent
active
042095697
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.
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patent: 3079309 (1963-02-01), Wainer
patent: 3997412 (1976-12-01), Ikegaya et al.
patent: 4158079 (1979-06-01), Laubenfeld
Ansher Harold
Langbein-Pfanhauser Werke AG
Ross Karl F.
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