Method for cleaning surface by heating and a stream of snow

Details Method for cleaning surface by heating and a stream of snow Method for cleaning surface by heating and a stream of snow

1993-04-30

1994-10-11

Dean, Richard O.

Cleaning and liquid contact with solids

Processes

Using solid work treating agents

134 7, 134 26, 134 30, B08B 704

Patent

active

053543840

ABSTRACT:
An improved apparatus and method for removing trace contaminants from the surface of a chosen substrate, such as delicate surfaces or precision parts, wherein the improvement consists of heating a portion of a chosen substrate surface immediately before, during and/or after application of a stream of cleaning snow to the same portion of the substrate surface.

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