METHOD OF SUPPORT STOPES
FEDORENKO EDUARD A,SU, BORT ALEKSANDR D,SU, KHOLODKOV ALEKSANDR V,SU, KUZMENKO ALEKSANDR M,SU, KUKHAREV VLADIMIR V,SU, LUBENETS NIKOLAJ A,SU, USATENKO ALEKSANDR V,SU, KOLOKOLOV OLEG V,SU
Year of Publication 23.12.1989
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Year of Publication 23.12.1989
Patent
FLUTED SHEET
KONDRATENKO LES S,SU, ALEKHINA SVETLANA V,SU, CHICHIL ALEKSANDR A,SU, BASHKATOV VASILIJ S,SU, RYABTSEV SERGEJ N,SU, POLYAKOV VLADIMIR N,SU, EFIMOV VALENTIN I,SU, USATENKO ALEKSANDR V,SU, ROCHNYAK VIKTOR K,SU, KUTOVOJ OLEG P,SU, IVANOV VIKTOR P,SU, FOT GEORGIJ V,SU, VOVCHENKO ALEKSANDR V,SU, CHALYGIN ANATOLIJ A,SU, VYAZINKO IGOR N,SU, LIKHANSKIJ VLADLEN S,SU
Year of Publication 23.01.1986
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Year of Publication 23.01.1986
Patent