作者: David Moser , Warren E. Parkhurst
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摘要: A cathodic protection system for protecting a metallic structure (16,74) from corrosion caused by current flowing between the and surrounding environment includes non-ionized metal anode (18) which exists in liquid state at particular pressure temperature its location hole (20) earth. The is composed of having specific gravity greater than 10 molecular weight than, or equal to, 100. In preferred embodiment, it mercury. amount can be adjusted to regulate density electrical emanating located measuring (46) monitoring quantity earth hole.