1 documents found
Head: Сторчак Іван Іванович. To take part in testing complition of roof-bolting systems at coalmines of Ukraine. To elaborate requirements on mine workings acceptance using roof-bolt support for further changes of KD 12.01.01.502-98.
Donetsk Research Institute of Coal Mining. № 0103U000056
1 documents found
Updated: 2026-03-25
