Technological flowsheet for producing cobalt oxide from crude cobalt hydroxide is discussed.
介绍了以粗氢氧化钴为原料制取高品质氧化钴的工艺流程。
Technological flowsheet for producing cobalt oxide from crude cobalt hydroxide is discussed. It has been proves that high quality cobalt oxide can be produced using to this flowsheet.
介绍了以粗氢氧化钴为原料制取高品质氧化钴的工艺流程。并按流程组织了一定规模的生产，产出了高品质氧化钴。
The colored solidified alcohol has been prepared by utilizing alcohol, stearic acid, sodium hydroxide, phenolphthalein, copper nitrate and cobalt nitrate.
运用酒精、硬脂酸、氢氧化钠、酚酞、硝酸铜、硝酸钴等原料，制备彩色固体酒精。
The colored solidified alcohol has been prepared by utilizing alcohol, stearic acid, sodium hydroxide, phenolphthalein, copper nitrate and cobalt nitrate.
运用酒精、硬脂酸、氢氧化钠、酚酞、硝酸铜、硝酸钴等原料，制备彩色固体酒精。
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