Бетон бутлуурын Засгийн газрын удирдамж
A comprehensive review of ultralow-weight proppant … · A fracturing proppant whose bulk density is less than 1.5 g/cm 3 and apparent density is approximately 2.5 g/cm 3 can be regarded as a ULW fracturing proppant (Wu 2013).On the one hand, it can reduce the amount of guar gum used in the fracturing fluid, which reduces the damage to a reservoir …
МОНГОЛ УЛСЫН БАРИЛГЫН НОРМ БА ДҮРЭМ
This study is intended to identify the impact of air quality on the house market price of Ulaanbaatar's densely populated districts. To this end, the correlation between the current state of the construction industry, specifically house price trend and change in house prices, and Ulaanbaatar's air pollution, its air quality index indicators, has been examined.