… quantities of electricity, in oscillating circuits, in frequency filters, and very widely in the radio, television … by means of a screw. Other types consist of two metal cylinders, one of which can be moved to a variable extent …
… segment, disc, etc.) and parts thereof (plates, drums, cylinders, mounted linings, oil reservoirs for hydraulic … system. The heading does not cover hydraulic or pneumatic cylinders of heading 84.12 . …
… plane surface. (4) V‑blocks and X‑blocks for supporting cylindrical workpieces. The heading does not cover engraving … instruments . Slide rules, disc calculators, cylindrical calculators and other calculating instruments …
… removes from the gas certain impurities (hydrogen sulphide, hydrocyanic acid, etc.). When spent, it contains a mixture … odour, and is mainly used as a source of sulphur and cyanides (particularly Prussian blue) and as a fertiliser or …
