Vacuum evaporation plating method

Coating processes – Electrical product produced – Welding electrode

Patent

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Details

Other Related Categories

427 76, 427248, B05D 306

Type

Patent

Status

active

Patent number

039845850

Description

ABSTRACT:
A method for vacuum-evaporating photosensitive material and the like including an infrared-radiating heater made of tungsten for example and covered with a protective covering made of quartz for example disposed adjacent a photosensitive material subject to fractional evaporation or distillation to inhibit or control the tendency thereof to fractionally evaporate.

REFERENCES:
patent: 2435997 (1948-02-01), Bennett
patent: 2440135 (1948-04-01), Alexander
patent: 2762722 (1956-09-01), Truby
patent: 3849129 (1974-11-01), Kinoshita et al.

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