Drilling a Ventilation Hole in “Yubileinaia” Mine of “DTek Pavlogradugol” PJSC

Date Issued

2013

Author(s)

Kovbasa, Volodymir

Yavorska, O.O.

Tokar, L.O.

File(s)

Name

41.pdf

Size

62.52 KB

Format

Adobe PDF

Checksum

(MD5):e538e2ade3f462838518e1fafae92f0a