Glass vacuum flask coating method

Details Glass vacuum flask coating method Glass vacuum flask coating method

1992-01-23

1993-07-06

Pianalto, Bernard

Coating processes

Direct application of electrical, magnetic, wave, or...

Pretreatment of coating supply or source outside of primary...

65 324, 65 34, 65 42, 65 43, 65 55, 65 604, 65117, 427166, 427229, 427237, 427238, 427239, 427250, 427255, 427294, 427295, 427350, 4273835, 4273837, 427591, 427598, B05D 302

Patent

active

052252523

ABSTRACT:
A glass vacuum flask coating method comprising a step to put a metal material in the gap between an inner flask and an outer flask before said inner and outer flasks being formed into a blank for a glass vacuum flask, after the process of exhausting and tipping-off said metal material being heated by a magnetic field generated from an inductance coil into a metal vapor inside said gap, permitting said metal vapor to be adhered to the glass surface inside said gap, forming into a metal reflecting film thereon.

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