… or flakes. Decomposed by water to produce methane. (5) Zirconium carbide (ZrC). Obtained in an electric furnace from zirconium oxide and carbon black; disintegrates on contact …
… blanca or Cadillo (Cuba), Guaxima, Aramina or Malva roxa (Brazil), Caesarweed (Florida). (7) Crotalaria juncea , … Clappertonia ficifolia , known as Punga (Congo) or Guaxima (Brazil). (12) Triumfetta , known as Punga (Congo) or Carapicho (Brazil). (13) Nettles . The heading covers : (I) Raw …
… wire or finely shredded strip of, for example, aluminium, zirconium, aluminium‑magnesium alloy or aluminium‑zirconium alloy. (ii) Bulbs in which a ball of paste, consisting of one or more metal powders (e.g., zirconium) mixed with an oxidising agent, is attached to …
… and substances such as tetramethylthiuramdisulphide and zinc oxide. There are also freeze‑resistant natural … by adding an excess of precipitated or colloidal sulphur, zinc oxide and accelerators (e.g., dithiocarbamate). The … of very small quantities (0.2 to 0.7 %) of castor oil, zinc stearate or other crumbling agents, incorporated in the …
… with stirrers. (3) Machines for sensitising offset zinc plates (horizontal whirlers) , generally fitted with an … and prepared with acid. (3) Offset printing plates of zinc or aluminium or similar flexible metal sheets on which … * * * The heading also excludes : (a) Stencils of zinc, plastics, cardboard, etc., for use in stencil printing …
… with other elements such as copper, magnesium, silicon, zinc or manganese. Certain of the alloys may be improved by … based alloys with a low copper content. (2) Aluminium‑zinc‑copper alloys. (3) Aluminium‑silicon alloys (e.g., … (8) Aluminium‑manganese alloys. (9) Aluminium‑zinc‑magnesium alloys. Most of these alloys may also contain …
… include : (1) Magnesium‑aluminium or magnesium‑aluminium‑zinc alloys often containing manganese. These are magnesium … of the “Elektron” or “Dow” metal type. (2) Magnesium‑zirconium alloys, often containing added zinc. (3) Magnesium‑manganese or magnesium‑cerium alloys. …
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