… without fittings , for the manufacture of electric lamps, valves and tubes, whether these are for illuminating or … (incandescent or vapour discharge lamps, X-ray tubes, radio valves, cathode-ray tubes, rectifier valves or other electronic tubes or valves, infra-red lamps, …
… of metal clad with precious metal, in mints, goldsmiths’, silversmiths’, jewellers’ workshops, etc., for example, … of worn-out or broken articles (tableware, goldsmiths’ or silversmiths’ wares, catalysts in the form of woven gauze, …
… (charcoal, graphite, plaster, etc.), into a metal drum revolving over a furnace. Heat softens the glass cylinders … (a pasty substance consisting of certain fish scales dissolved in ammonia) is then blown into the glass spheres, … by a thin copper tube. After cooling, the metal is dissolved in nitric acid; the glass is not attacked and the …
… acids (aqua regia, however, attacks it). It is, after silver and copper, the best conductor of heat and … alloys which may fall in this heading, include : (1) Gold-silver alloys , varying in colour from yellow through green … or goldsmiths’ wares or in electrical contacts. (3) Gold-silver-copper alloys , primarily used in jewellery, …
… includes instruments, generally of metal (brass, nickel-silver, silver, etc.) in the form of a tapered tube … hollowed-out mouthpiece, sounded with the lips and usually valve operated. They include cornets, trumpets (simple … type), orchestral horns (e.g., French horns) and non-valved horns used in orchestras (e.g., hunting horns). (B) …
… charges, including simple extinguishers fitted with taps, valves, percussion caps or other opening devices. The … to be projected. They are fitted with triggers or other valves for controlling the flow through the nozzle, which is … pressure in containers fitted with simple pressure release valves ( heading 38.08 ). (b) Hose pipe nozzles ( …
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