Method of evaporation removal of oily substances from metallic a

Details Method of evaporation removal of oily substances from metallic a Method of evaporation removal of oily substances from metallic a

1996-12-16

1999-01-05

Stucker, Jeffrey

Cleaning and liquid contact with solids

Processes

Including work heating or contact with combustion products

134 10, 134 12, 134 21, B08B 700

Patent

active

058556907

ABSTRACT:
Oily substances applied over metallic articles such as aluminum parts have to be removed before brazing them. Their removal is made by heating the parts in an inexplosive gas atmosphere in a heating chamber whereby the oily substances are evaporated into the gas atmosphere which is continuously circulated through a closed circuit consisted of said heating chamber and passage connecting a gas inlet and outlet of the heating chamber. The oily substances carried by the gas are removed from the gas in the passage.

REFERENCES:
patent: 3627289 (1971-12-01), Erman

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