धन उगाहना 15 सितंबर, 2024 – 1 अक्टूबर, 2024 धन उगाहने के अभियान के बारे में
1
Risk Analysis for Prevention of Hazardous Situations in Petroleum and Natural Gas Engineering

Risk Analysis for Prevention of Hazardous Situations in Petroleum and Natural Gas Engineering

साल:
2013
भाषा:
english
फ़ाइल:
PDF, 25.10 MB
0 / 0
english, 2013
2
Sand Control in Well Construction and Operation

Sand Control in Well Construction and Operation

साल:
2012
भाषा:
english
फ़ाइल:
PDF, 4.33 MB
0 / 0
english, 2012