关 键 词: 钨二次资源;主要来源;提取方法;三氧化钨 [gap=1165]Key words: Secondary resource for tungsten; Main sources; Extraction method; Tungstic oxide
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... preparation of tungsten trioxide 三氧化钨制取 Tungsten trioxide yellow 三氧化钨 pyrochlore-type tungsten trioxide 焦绿石型三氧化钨 ...
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Application of the normal electronic ceramic technology in atmospheric pressure and oxygen atmosphere were sintered tungsten trioxide polycrystalline ceramic block.
采用一般的电子陶瓷工艺分别在常压和氧气氛下烧结制备了三氧化钨多晶陶瓷块体。
参考来源 - 三氧化钨陶瓷的烧结制备及性能研究·2,447,543篇论文数据,部分数据来源于NoteExpress
探讨了微波煅烧仲钨酸铵制取三氧化钨的新工艺。
The new process of calcine for ammonium paratungstate to tungsten trioxide by microwave was investigated.
通过这一系列过程将钨酸纯化,然后高温灼烧即得高纯三氧化钨。
The purified precipitate burns at elevated temperature and high pure tungsten trioxide can be obtained.
三氧化钨催化剂重复使用4次,己二酸的分离产率仍可达到70%以上。
WO3 catalyst can be reused for 4 times and the isolated yield of adipic acid is still above 70%.
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