Adhesive bonding and miscellaneous chemical manufacture – Delaminating processes adapted for specified product – Delaminating in preparation for post processing recycling step
Patent
1988-04-11
1989-12-26
Lacey, David L.
Adhesive bonding and miscellaneous chemical manufacture
Delaminating processes adapted for specified product
Delaminating in preparation for post processing recycling step
156656, 156664, 156667, 134 3, 134 37, 427307, 2940204, C03C 1500
Patent
active
048895890
ABSTRACT:
Removal of ceramic thermal barrier coatings from metallic substrates is achieved by contacting the coated article with fluorine containing gas at an elevated temperature. The gas penetrates the ceramic to attack the interface between the substrate and ceramic causing the ceramic to spall.
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Johnson Lori Ann
Lacey David L.
Sohl Charles E.
United Technologies Corporation
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