首页>
外国专利>
INUNDATION PREVENTING APPARATUS FOR SUBMARINE PUMP
INUNDATION PREVENTING APPARATUS FOR SUBMARINE PUMP
展开▼
机译:水下泵的防淹装置
展开▼
页面导航
摘要
著录项
相似文献
摘要
PURPOSE:To protect a shaft seal and prevent the intrusion of water to an oil chamber by arranging in the oil chamber a sealed chamber enclosing the penetration part of the main shaft and decreasing the pressure difference between the sealed chamber having an enhanced pressure and the water chamber.
展开▼