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GB - Chinese national standards
Page 3545
GB/T 37807-2019 (30/08/2019)
Technical specification for underground goaf survey of open-pit coal mine
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 7 280.20 CZK more info
GB/T 37808-2019 (30/08/2019)
Design specification for conventional power supply system in fully-mechanized mining and top coal caving mining face
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 5 192.70 CZK more info
GB/T 37809-2019 (30/08/2019)
General matching specification for fully-mechanized coal mining face in deeply inclined coal seam
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 5 192.70 CZK more info
GB/T 3781.6-2019 (30/08/2019)
Acetylene black—Part 6Determination of apparent specific volume
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 3 105.20 CZK more info
GB/T 3781.8-2006 (01/08/2006)
Acetylene blackPart 8: Determination of hydrochloric acid absorption number
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 4 931.80 CZK more info
GB/T 3781.9-2025 (29/08/2025)
Acetylene black—Part 9Determination of resistivity
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 5 192.70 CZK more info
GB/T 37810-2019 (30/08/2019)
General matching specification for large cutting height mining face
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 5 192.70 CZK more info
GB/T 37811-2019 (30/08/2019)
General matching specification for fully-mechanized top coal caving mining longwall face
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 5 192.70 CZK more info
GB/T 37812-2019 (30/08/2019)
General matching specification for fully-mechanized top coal caving mining face in deeply inclined coal seam
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 5 192.70 CZK more info
GB/T 37813-2019 (30/08/2019)
Management specifications for water conservation on public institutions
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 3 105.20 CZK more info
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