header tube

См. также в других словарях:

• header — [hed′ər] n. 1. a person or device that puts heads on pins, nails, rivets, etc. ☆ 2. a machine that takes off the heads of grain and sends them up an inclined plane into a wagon 3. a pipe, tube, etc. that brings together other pipes to direct the… …   English World dictionary

• header — /hed euhr/, n. 1. a person or thing that removes or puts a head on something. 2. a reaping machine that cuts off and gathers only the heads of the grain. 3. a chamber to which the ends of a number of tubes are connected so that water or steam may …   Universalium

• header — /ˈhɛdə / (say heduh) noun 1. someone who or an apparatus which removes or puts a head on something. 2. a form of reaping machine which cuts off and gathers only the head of the grain. 3. a chamber to which the ends of a number of tubes are… …  

• Water-tube boiler — A water tube boiler is a type of boiler in which water circulates in tubes heated externally by the fire. Water tube boilers are used for high pressure boilers. Fuel is burned inside the furnace, creating hot gas which heats up water in the steam …   Wikipedia

• Field-tube boiler — Field tube, sectioned A Field tube boiler (also known as a bayonet tube[1] ) is a form of water tube boiler where the water tubes are single ended. The tubes are closed at one end, and they contain a concentric inner tube. Flow is thus separated… …   Wikipedia

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• Landslide mitigation — Landslides can be triggered by many often concomitant causes. In addition to shallow erosion or reduction of shear strength caused by seasonal rainfall, causes triggered by anthropic activities such as adding excessive weight above the slope,… …   Wikipedia