单词 | ozokerite |
释义 | ozokeriten. Mineralogy. A brown or black natural paraffin wax occurring in some bituminous shales and sandstones and formerly used to make candles, polishes, and electrical insulators. ΘΚΠ the world > the earth > minerals > types of mineral > hydrocarbon minerals > [noun] > waxes mountain tar1798 maltha1807 sea-wax1807 ozokerite1834 mineral wax1838 bog-butter1863 wax1866 petrostearin1879 impsonite1901 society > occupation and work > materials > raw material > mineral material > mineral and fossil resins > [noun] > mineral wax or tallow ozokerite1834 1834 Amer. Jrnl. Sci. 26 388 Ozokerite, a new combustible mineral... This mineral occurs at Slavik Moldavian District near the Karparthes and has been called by Glocker, Ozokerite. 1837 J. D. Dana Syst. Mineral. 441 Ozokerite, a variety of black bitumen lately discovered by Meyer. 1871 Belgravia Mag. Feb. 450 An entirely new source of candle-making material has been developed, from the exploration of the ozokerit mines bordering the Caspian Sea. 1949 Our Industry (Anglo-Iranian Oil Co.) (ed. 2) 334 (Gloss.) Ozokerite (earth wax), on purification it yields a white to yellow microcrystalline wax which may contain small quantities of oil. Fully refined ozokerite is a hard, white, microcrystalline wax, substantially free from oil. 1973 G. D. Hobson & W. Pohl Mod. Petroleum Technol. xxii. 786 Ceresin is the name formerly given to the hard white wax obtained from fully refined ozokerite. 1991 P. Copeland Sound Recordings (BNC) 7 The new principle was that a cutting tool engraved a groove in the ozokerite, which..cut cleanly and gave a much lower background noise. DerivativesΚΠ 1882 Times 22 July 4/5 The insulation of Henley's ozokerited core..is no less than ten times higher..than that of the core used in the manufacture of the existing cables. This entry has been updated (OED Third Edition, March 2005; most recently modified version published online March 2022). < |
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