Process for producing a metal vacuum bottle

Details Process for producing a metal vacuum bottle Process for producing a metal vacuum bottle

1978-03-31

1979-06-12

Mehr, Milton S.

Metal fusion bonding

Process

Combined

228184, 29455R, 215 12R, B23K 112

Patent

active

041577795

ABSTRACT:
A process for producing a metal vacuum bottle composed of internal and external shells made of metal, said process comprising the steps of brazing the seamed portion formed between said two shells through a vacuum heating treatment for an assembly of the vacuum bottle accommodating a getter to be sealed therewithin, and of enhancing the vacuum degree between said shell by maintaining the temperature of activating the getter for a certain period of time.

REFERENCES:
patent: 2024065 (1935-12-01), Schellens
patent: 3457630 (1969-07-01), Schwartz et al.

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