METHOD OF FORMING CAVITIES IN FILLING MATERIAL, BEING SET

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Bibliographic Details
Main Authors PUSTOKHIN GEORGIJ M,SU, ROGIZNYJ VALERIJ F,SU, VOROBEV ANATOLIJ I,SU, AVILOV OLEG N,SU
Format Patent
LanguageEnglish
Russian
Published 07.07.1992
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
MINING
SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
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Bibliography:Application Number: SU19904851612