| 单词 | contact process |
| 释义 | > as lemmascontact process contact process n. a process by which sulphuric acid is obtained from sulphur trioxide in the presence of a catalyst (e.g. platinum). ΘΚΠ the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions or processes (named) > industrial processes > others Solvay (or Solvay's) process1879 contact process1903 thermite process1905 cyanamide process1922 Purex1951 1903 G. Lunge Theoret. & Pract. Treat. Manuf. Sulphuric Acid & Alkali (ed. 3) I. xi. 975 We have here the fundamental features of the contact-process as now employed, and Peregrine Phillips must be called its inventor. 1910 Encycl. Brit. V. 501/2 The ‘spongy’ platinum so formed brings about the combination of..sulphur dioxide and oxygen to form sulphur trioxide. The last reaction..receives commercial application in the contact process of sulphuric acid manufacture. < as lemmas |
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