This article discusses advanced developments in the field of manufacture of electrical machine brushes. A new method for manufacturing by mixing coke pitch and graphitoplast compositions for making brushes, a new mixer design, and a new graphitoplast composition are presented.

中文翻译：

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用于压制电气工程中间产品的焦沥青和石墨质体组合物的制备工艺和设备

本文讨论了电机电刷制造领域的先进发展。提出了一种通过混合焦沥青和石墨质组合物来制造刷子的新方法、一种新的混合器设计和一种新的石墨质组合物。