Cleaning and liquid contact with solids – Processes – Including application of electrical radiant or wave energy...
Patent
1994-08-31
1995-11-07
Silbaugh, Jan H.
Cleaning and liquid contact with solids
Processes
Including application of electrical radiant or wave energy...
134 4, 134 13, 134 221, 134 42, B08B 302, B08B 304, B08B 502, B08B 900
Patent
active
054644798
ABSTRACT:
A method and apparatus for removing undesired material from the internal spaces of parts and more particularly, air cooled gas turbine engine blades. The cleaning method employs a series of an immersion in water to saturate at least a portion of the material, an immersion in a liquid which will freeze the water remaining in the material and on the part or blade directly adjacent to the material and a pressure flush to remove the loosened material from the internal spaces.
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patent: 5025632 (1991-06-01), Spritzer
patent: 5091034 (1992-02-01), Hubert
Kenton Donald J.
Laughlin Frank
McComas Charles
El-Arini Zeinab
Silbaugh Jan H.
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