Patent ID: 11931612
Assignee: PHILLIPS 66 COMPANY
Field: Measurement (Instruments)
Classification: CPC A  B  G  E | IPC A  B  E  G

Claim 14:
15. A method for deploying an inspection device into a vessel containing a vaporizable liquid, comprising:
disposing a vapor suppression layer on the vaporizable liquid within the vessel, the vapor suppression layer comprising a vapor suppression foam;
displacing a first gas within an internal volume of a launching system, the internal volume disposed within a closable chamber of the launching system and comprising the inspection device disposed therein, the first gas displaced with an inert gas;
displacing a second gas within an intermediate volume disposed between the closable chamber and a top surface of the liquid, the second gas displaced with the inert gas;
opening the closable chamber of the launching system to an access passage of the vessel; and
passing the inspection device from the closable chamber into the liquid within in the vessel.