… electricity. The desire to obtain a more efficient heating effect, or quicker vaporisation from fuel-burning boilers has led to the production of boilers differing in structure. The main types are : (1) Firetube … fire-box walls and other apparatus of heading 84.04, and feed water purifiers, de-aerators, de-gasifiers and …
… or of this heading; in general, the term “accessories” refers to articles of equipment, not forming an integral … (for example, because they are rapidly worn out, or because different types are necessary for different types of work). (A) AUXILIARY MACHINERY This group …
… nuts are also included in the heading. Screws for wood differ from bolts and screws for metal in that they are … RINGS These are used to suspend or fix other objects and differ from the hook‑nails of the preceding heading only in that they are threaded. (C) RIVETS Rivets differ from the goods described above in that they are …
… in that it comprises at least the following mechanical features : propelling engine, gear box and controls for … other purposes and may incorporate the essential automobile features referred to above. It should be noted, however, …
… creosote. (1) Wood tar is obtained by draining from wood (coniferous or other) during carbonisation in charcoal kilns … products. Tars obtained from resinous woods, which differ from those obtained from non‑resinous woods in that … as “Vosges pitch”), a natural resin obtained from certain coniferous trees, and yellow pitch which is natural Burgundy …
… or ‑ in a “continuous tube rolling mill” having different sets of rolls upon a “free floating” or … process) or ‑ in a pilger mill or ‑ in a Stiefel mill or ‑ in a push bench by pushing the … heat exchangers, condensers, refining furnaces, feedwater heaters for power stations, galvanised or black …
… principally for the manufacture of semiconductor boules or wafers, semiconductor devices, electronic integrated … of material by melting, burning or vaporization (also referred to as “ablation”), which are caused by a focused … at a very high speed and rough‑cutting and machining coarse‑feeding threads. (H) WATER-JET CUTTING MACHINES This group …
… piston engined aircraft. This latter turbine is sometimes referred to as a “free turbine”, meaning that it is not … or wheels, with or without fins, blades and fins), fuel feed regulators, fuel nozzles). ° ° ° Subheadings …
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