Feeding effect can be improved with qualified casting using side riser gating system for plate or heavy concave aluminum alloy casting.

对于平板类、厚大凹型类铝合金铸件，采用边侧冒口的浇注系统，能提高铸件的补缩效果，生产出合格铸件。

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Synopsis: This paper introduces the position and characteristics of the blow hole shrinkage in the side riser of cast steel castings and probes into the formation mechanism and its prevention.

本文介绍了铸钢件边冒口气缩扎的产生部位及特征，并对其形成机理及防止措施进行了探讨。

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By comparison of five kinds of riser, the paper recomends the casting process design of side-blind riser which can assure the casting quality and reduce the casting cost.

比较五种冒口工艺方案，采用边暗冒口工艺生产球铁件转动环，提高了铸件质量和经济效益。

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One ROV got a saw lodged in the side of the leaking riser pipe in early June, for example, causing BP to rethink its strategy for trying to stop the gushing leak.

CNN: John D. Sutter