- Author : https://www.chinesestandard.net
- Publisher : https://www.chinesestandard.net
- Release Date : 2019-11-30
- Genre: Technology & Engineering
- Pages : 31
- ISBN 10 : 978186723xxxx
GB T 23249 2009 Translated English of Chinese Standard GBT 23249 2009 GB T23249 2009 GBT23249 2009 Excerpt :
[After payment, write to & get a FREE-of-charge, unprotected true-PDF from: Sales@ChineseStandard.net] This Standard stipulates the terms and definitions, measurement methods, records and sample delivery, coal sample degassing and gas analysis, determination result calculation and evaluation of coalbed gas content in geological exploration period. This Standard is applicable to the determination of coalbed gas content and gas composition through coal core during the geological exploration period.