针对碱性酚醛树脂砂很难再生的特性，研制了新一代SCMA再生机。
Aimed at the most hardly reclaimed alkaline phenolic resin snad, a new generation SCMA reclamation machine was researched and produced.
在确定最佳合成工艺条件的基础上，对CO_2固化酚醛树脂砂冷芯盒工艺条件进行了研究。
On the basis of the optimum synthesis conditions, the techniques of the CO_2-cured phenolic resin for cold-box are researched.
介绍了我公司在应用碱性酚醛树脂砂工艺生产汽轮发电机铝合金铸件导风环的过程中，对制芯工艺进行的改进。
Improvement of core-making technology was conducted by adopting basic phenolic resin sand for aluminum alloy air guide ring in the turbogenerator produced by Harbin Rlectric Machine Co.
应用推荐