RU2016653C1 SU4942220/33A SU4942220A RU2016653C1 RU 2016653 C1 RU2016653 C1 RU 2016653C1 SU 4942220/33 A SU4942220/33 A SU 4942220/33A SU 4942220 A SU4942220 A SU 4942220A RU 2016653 C1 RU2016653 C1 RU 2016653C1 Authority RU Russia Prior art keywords teeth crusher toothed sinter shaft Prior art date …