Title:
FIXED CONE ROOF TANK FIRE EXTINGUISHING SYSTEM
Document Type and Number:
Japanese Patent JP2019103787
Kind Code:
A
Abstract:
To provide an improved fire extinguishing system for a fixed cone roof tank.SOLUTION: The present disclosure relates to a fixed cone roof tank fire extinguishing system. In one embodiment, the fire extinguishing system includes a foam chamber and an exhaust pipe. The foam chamber comprises: an inlet pipe with a flanged inlet end and an open outlet end coupled to a foam supply pipe of an inline foam guiding device for receiving, expanding, and ventilating fire extinguishing foam; an expansion pipe with open inlet end and an open outlet end coupled to the open outlet end of the inlet pipe for expanding the fire extinguishing foam; and an expansion enclosure having a flanged outlet end and surrounding the expansion pipe. The open outlet end of the expansion pipe is in fluid communication with the expansion enclosure. The exhaust pile has a flanged outlet end coupled to the flanged outlet end of the expansion enclosure to exhaust the fire extinguishing foam to the fixed cone roof tank. A wafer-type swing check valve is installed between the flanged outlet end of the expansion enclosure and the flanged inlet end of the exhaust pipe.SELECTED DRAWING: Figure 3
Inventors:
MISHRA SUSHIL
Application Number:
JP2018204884A
Publication Date:
June 27, 2019
Filing Date:
October 31, 2018
Export Citation:
Assignee:
INDIAN OIL CORP LTD
International Classes:
A62C5/02; A62C35/68
Domestic Patent References:
| JP2011206264A | 2011-10-20 | |||
| JP2014188092A | 2014-10-06 | |||
| JP2003149021A | 2003-05-21 | |||
| JPS60124950U | 1985-08-23 | |||
| JPS62243570A | 1987-10-24 | |||
| JP2010213931A | 2010-09-30 | |||
| JP2012005825A | 2012-01-12 |
Attorney, Agent or Firm:
Okada International Patent Office