|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||340/605 ; 73/492|
|발명자 / 주소|
|인용정보||피인용 횟수 : 40 인용 특허 : 4|
An improved system for containment and detection of leakage of petroleum products from subterranean tanks or lines is disclosed wherein the tanks or lines are provided with a leak sensing means positioned adjacent the tank, and the tank or line together with the leak sensor is enclosed in an impervious enclosure which is sealed about the tank or line to prevent actuation of the leak sensor except due to leakage from the tank. In a preferred form the leak sensor is housed in a perforated duct which extends through and is sealed within the enclosure permit...
In a method of detecting and containing leakage from a subterranean container such as a tank or pipeline containing a liquid petroleum product such as gasoline or heating oil, the improvement comprising: positioning leak sensing means adjacent said container, said leak sensing means including at least two electrical conductors separated by insulation which is subject to degradation by said liquid petroleum product, enclosing said leak sensing means and said container together in an enclosure impervious to said product, sealing said enclosure to contain l...