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Effects of oxidation pretreatment temperature on Kovar used as CO2 reforming catalyst
CO2 reforming catalyst Kovar oxidation pretreatment
2014/5/26
The effect of oxidation pretreatment temperature (500~1 000 ℃) on the catalytic activity of Kovar applied on hydrocarbon CO2 reforming was examined. Catalytic performance evaluation using tetradecane ...
Al2O3/Ni–Ti/Kovar钎焊接头热循环试验
氧化铝 Kovar 活性钎焊
2009/11/16
对采用活性钎焊的Al2O3/Ni-Ti/Kovar(可伐)接头进行了考察，实验结果显示，接头经热循环后强度异常增加. 对此结果从材料的热膨胀特性、焊料微观结构、循环温度等方面进行了详细分析. 结果表明，本实验条件下热循环能显著降低焊接残余应力，导致接头强度提高.