compression casting; pressure casting

Porous aluminum alloy was fabricated by pressure casting.

采用加压铸造工艺，制备出了多孔铝合金。

Booster vacuum casting is an advanced technique developed on the basis of traditional casting,its principles can be summed up as vacuum-pouring and solidification pressure, The paper is the use of vacuum booster technology ,producing weight of about 60 kg, size of 1200×600mm and 2-20 mm wall thickness of the aluminum alloy large complex castings-electronic ark(ZL101).

真空加压铸造是在传统铸造技术的基础上发展起来的一种先进铸造技术,它将在真空条件下浇注充型和在加压条件下结晶凝固相结合。

By adopting pressurization and ion exchange means the rare earth Lu2O3 was purified,and effect factors about temperature,velocity of flow,pH value and so on were explored.

采用加压离子交换方法提纯稀土氧化镥,对其中温度、流速、pH值等影响因素进行了探索。

The field control system for gas pressurization and mixture station of the hydrogen making station for No.

介绍了马钢新区第二能源总厂制氢站煤气加压混合站采用的现场控制系统,阐述了系统对加压机、混合站的自动控制,实现了煤气的稳定供给,为制氢站最终实现无人值守作了探索。

The design and execution of reconstruction of frequency conversion pressurization for the high pressure impregnation was introduced.

介绍了高压浸渍系统变频加压改造的设计与实施,重点阐述了变频加压改造后的运行效果,并对此改造提出了相关的注意事项。

Experimental study on volumetric gas-liquid mass transfer coefficients in slurry bubble columns under elevated pressure and temperature;

加温加压条件下气液固三相鼓泡塔体积传质系数的测定

Effects on reaction temperature,pressure,time and material mole ratio on the hydrolysis of 2,3,5,6- tetrachloropyridine(TCP)for preparing sodium 3,5,6-trichloropyridin-2-ol(STCP)were investigated under elevated pressures in a batch reactor.

研究了加压条件下2,3,5,6-四氯吡啶(TCP)在间歇反应器中水解制备3,5,6-三氯吡啶-2-醇钠(STCP)的反应过程,考察了反应温度、压力、反应时间和原料配比对STCP收率的影响规律。

Study on the synthesis technology of methyl salicylate under certain pressure;

水杨酸甲酯的加压合成工艺研究

Calculation of the pressure on the taper sleeve during fixing roll ring;

辊环-锥形套装配中加压值的确定

Research of Carbon Dioxide Gas Removal Using Propenyl Carbonate Under Pressure Condition;

加压条件下碳酸丙烯酯脱除CO_2气体的研究