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A chimney cowl or wind directional cap is a helmet-shaped chimney cap that rotates to align with the wind and prevent a downdraft of smoke and wind down the chimney. An H-style cap is a chimney top constructed from chimney pipes shaped like the letter H. It is an age-old method of regulating draft in situations where prevailing winds or ...
In response to an 1857 patent infringement claim, Baldwin Locomotive Works compiled a diagram illustrating 57 different spark arresting chimney designs. [4] The most popular design was a bonnet chimney. The bonnet was a funnel-shaped sheet metal cone fitted over a conventional cylindrical chimney. The lower, small-diameter portion of the cone ...
An H-style cap (cowl) is a chimney top constructed from chimney pipes shaped like the letter H. It is an age-old method to regulate draft in situations where prevailing winds or turbulence cause downdraft and back-puffing. Although the H-cap has a distinctive advantage over most other downdraft caps, it fell out of favor because of its bulky looks.
1st chimney of ASARCO Copper Smelter, El Paso, Texas, US: 1965: 248: 813: Possibly demolished. 1966: 1967: Chimney of Kashira Power Plant, Kashira, USSR (now Russia) 1966 [17] [18] 250: 820: also used as electricity pylons for a 220 kV-line from the power station to the switchyard 1967: 1967: 2nd chimney of ASARCO Copper Smelter, El Paso, Texas ...
Cuts in funding for the Internal Revenue Service, long eyed by Republicans in Congress, would increase the federal deficit by $140 billion over a decade, slow service and reduce complex audits of ...
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