|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||141/383 ; 141/65 ; 141/67 ; 141/392|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 2 인용 특허 : 0|
A device is provided for attachment to a pressure tank car for use for the removal of the contents of the tank car in the situation when the tank car is damaged or overturned, said device comprising a metallic tubular assembly attached to a valve on the tank car said tubular assembly containing a relatively inflexible rod-like elongate unit which can be pushed through the tubular assembly and into the valve on the tank car such that the sealing float of the excess flow check valve can be held in the open position thereby permitting removal of the tank co...
A device for attachment to a liquid or vapor valve having a threaded portion and located in a dome of a pressure tank car for use in removal of gaseous or liquid material contained in said tank car characterized in the said device comprises a metallic tubular assembly, having an upstream and a downstream end, equipped (i) at the downstream end with an externally threaded portion for making engagement with the threaded portion of said valve of said tank car, (ii) at the opposite upstream end with a terminal plug having located therein a leak proof packing...