OXYGEN-INSULATING MANUAL FIRE EXTINGUISHER
The utility model discloses a manual fire extinguisher in the manner of oxygen-insulating to break natural convection, which extinguishes the fire by the carbon dioxide generated by the fire itself. The utility model mainly comprises a fan, a driving wheel, a driving-belt, a handle, etc. The compone...
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Main Author | |
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Format | Patent |
Language | English |
Published |
20.09.1989
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Edition | 4 |
Subjects | |
Online Access | Get full text |
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