BREATHING-SAFETY VALVE
FIELD: applicable for horizontal and vertical tanks with petroleum, petroleum products and chemical liquids. SUBSTANCE: the valve comprises a body with pressure and vacuum seals and a fire safety device. The seals are made as units composed of a branch pipe with a flange and plate. The plates are ke...
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Main Authors | , , , |
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Format | Patent |
Language | English |
Published |
10.09.1999
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Summary: | FIELD: applicable for horizontal and vertical tanks with petroleum, petroleum products and chemical liquids. SUBSTANCE: the valve comprises a body with pressure and vacuum seals and a fire safety device. The seals are made as units composed of a branch pipe with a flange and plate. The plates are kept in the closed position by means of springs and furnish with additional small by-pass gates. The fire safety devices are installed on the external side of the valve seals. EFFECT: reduced dimensions of valve, unified parts and assemblies and enhanced fire safety. 2 dwg |
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Bibliography: | Application Number: RU19980105456 |