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Their process was known as the Siemens–Martin process or Martin–Siemens process, and the furnace as an "open-hearth" furnace. Most open hearth furnaces were closed by the early 1990s, not least because of their slow operation, being replaced by the basic oxygen furnace or electric arc furnace .
After it was damaged in an accident during testing, and dissatisfied with the timeframe for receiving repair parts from Martin, Boeing decided he could build his own airplanes with the expertise of George Conrad Westervelt and wooden parts fabricated at the Heath facility. After two "B&W" seaplanes were completed in 1916, Boeing decided to go ...
While the H11 was popular with hard-core hobbyists, Heath engineers realized that DEC's low-end PDP-11 microprocessors would not be able to get Heath up the road to more powerful systems at an affordable price. Heath/Zenith then designed a dual Intel 8085/8088-based system dubbed the H100 (or Z-100, in assembled form, sold by ZDS). The machine ...
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Several acres, however, remained in the family, including the Boeing's own and two smaller houses. His primary residence for most of his life, however, was a mansion in The Highlands community close to Seattle; the William E. Boeing House was later listed on the National Register of Historic Places . [ 23 ]
Lucas Industries plc was a Birmingham-based British manufacturer of motor industry and aerospace industry components. Once prominent, it was listed on the London Stock Exchange and was formerly a constituent of the FTSE 100 Index.
Zenith Data Systems Corporation (ZDS) was an American computer systems manufacturing company active from 1979 to 1996.It was originally a division of the Zenith Radio Company (later Zenith Electronics), after they had purchased the Heath Company and, by extension, their Heathkit line of electronic kits and kit microcomputers, from Schlumberger in October 1979.
Other parts of the site were converted into an industrial estate, and some may be used for housing. The Admiralty Materials Laboratory was later merged with other departments to become the Admiralty Research Establishment which later became part of Defence Research Agency (DRA) and DRA Holton Heath finally closed in the late 1990s.