EMISSHIELD high emissivity coatings are manufactured by Wessex, Inc. EMISSHIELD technology was developed and patented by NASA for use in space vehicles (Figure 1). Combining this technology with its ...
MESSRS. J. J. GRIFFIN AND SONS, LTD., have sent us for examination a universal crucible support. It consists of three iron rods, which pass obliquely through the legs of an iron tripod and are held ...
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