| 申请人 |
DONBAS MINING AND METALLURGICAL INSTITUTE |
发明人 |
NOVOKHATSKYI OLEKSANDR MYKHAILOVYCH;LYTVYNOV LEONID FEDOROVYCH;MYKHAILIUK HENNADII DMYTROVYCH;DYMCHENKO YEVHEN MYKOLAIIOVYCH;KUZNETSOV OLEKSANDR MYKHAILOVYCH;TYSCHENKO OLEH MYTROFANOVYCH;SAPRYKIN MYKOLA MYKHAILOVYCH |
