摘要 |
<p>A new corrosion, sound, and vibration-proofing method for metal structures comprises masking the necessary parts of the surface of said metal structures with masking members consisting of a plastic foam, coating a visco-elastic layer on the surface of said metal structures, and said masking members are of panel types for the even surfaces of said metal structures, block types with a slit for the extending parts of said metal structures, tube types with a hole for the protruding parts of said metal structures, and plug types for the holes in said metal structures.</p> |