Cleaning and liquid contact with solids – Processes – For metallic – siliceous – or calcareous basework – including...
Patent
1977-10-06
1979-01-16
Massie, Jerome W.
Cleaning and liquid contact with solids
Processes
For metallic, siliceous, or calcareous basework, including...
106 389, 134 19, 134 22R, 156656, 156667, 164132, B22D 2900
Patent
active
041347773
ABSTRACT:
Caustic solutions are employed in an autoclave process to rapidly remove the cores made of Y.sub.2 O.sub.3 from directionally solidified eutectic alloy and superalloy materials.
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Tsutsumi, T., Chemical Abstracts, vol. 81, (1979), p. 256.
Cohen Joseph T.
General Electric Company
Massie Jerome W.
Watts Charles T.
Winegar Donald M.
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