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Founded in 1998, the company is located in zaoqiang county, hebei province, registered capital of 118 million yuan. The company covers an area of 74,000 square meters. The main products are various specifications, models of glass steel cooling tower, winding pipe, storage and transportation acid tank, glass steel fan, glass stee...
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Get PriceA proposal for a very large liquid argon (68,000 kg) based neutrino detector is being studied. To validate the design principles and the detector technology, and to gain experience in the development of the cryostats and the cryogenic systems needed for such large experiments, several smaller scale installations will be developed and implemented, at Fermilab and CERN.
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Get Price(If liquid oxygen is recovered from the bottom of the column, a two-channel heat exchanger is used for the compressed air and waste nitrogen streams.) The precooled air then flows through a coil in the boiler of the rectifying column, where it is further cooled to saturation while serving as the heat source to vaporize the liquid in the boiler.
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Get PriceMost of the commercially used HFCs have atmospheric lifetimes of less than 15 years (for example, HFC-134a, which is used in automobile air-conditioning and refrigeration, has an atmospheric lifetime of 14 years). 2.4.2 Perfluorocarbons (PFCs) Primary aluminum production, semiconductor manufacturing and flat panel display manufacturing are the ...
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Get Price2014-4-17 · The feed air from the heat exchangers enters the MP column in the 10th tray. The three products are pure nitrogen, poor liquid and rich liquid. Pure nitrogen is collected from the 44th tray and sent to the nitrogen column for more purification and separation of waste nitrogen. The rich liquid is sent as the reflex to the LP column to the 66th tray.
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