单词 | lead-chamber process |
释义 | lead-chamber process [`led ´chām·bǝr ´prä·sǝs] CHEMICAL ENGINEERING A process for the preparation of impure or dilute (60-78) sulfuric acid; sulfur dioxide is oxidized by moist air with nitrogen oxide catalysts in a series of lead-lined chambers, the Gay-Lussac tower and the Glover tower; used primarily in the manufacture of fertilizer. |
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