2025-12-21 216.73.216.41
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
NB/T 10853-2021 Code for technology of coalbed methane well group of surface extraction in coal mining area 105.0 via email in 1~3 business day valid,,2022-6-22
NB/T 10851-2021 Detection and evaluation method of permeability enhancement and effective range of underground hydraulic fracturing in coal mine 180.0 via email in 1~3 business day valid,,2022-6-22
NB/T 10850-2021 Code for engineering design of forced increase of coal seam permeability in underground coalmine 270.0 via email in 1~3 business day valid,,2022-6-22
DB37/T 1696-2020 前言 II via email in business day valid2025-11-06,,2020-7-8
NB/T 10367-2019 Term and Definition of Gas Utilization in Coal Mine 180.0 via email in 1~3 business day valid,,2020-7-1
AQ/T 1118-2021 Training syllabus and assessment specification of mine rescue team (Adjusted AQ/T 1118-2021 as YJ/T 1118-2021,JAN. 24, 2025) 285.0 via email in 1~3 business day valid,,2022-3-1
GB 41022-2021 Basic index of coal mine gas drainage and exploition 180.0 via email in 1~3 business day valid,,2022-6-1
NB/T 10541-2021 Flow transducer for mine 255.0 via email in 1~3 business day valid,,2021-4-1
NB/T 10545-2021 Fiber optic obstacle finder for mine 210.0 via email in 1~3 business day valid,,2021-4-1
NB/T 10546-2021 Ethylene transducer for coal mine 225.0 via email in 1~3 business day valid,,2021-4-1
GB 40881-2021 Code for security system design of low concentration gas pipeline transportation of coal mine 160.0 via email in 1~3 business day valid,,2022-5-1
NB/T 10516-2021 Standard for quality evaluating of surface coal mine installation engineering 285.0 via email in 1~3 business day valid,,2021-4-1
AQ/T 1089-2020 Polymer material for consolidating coal and rock at coal mine 250.0 via email in 1~3 business day superseded,2021-5-1,2021-5-1
AQ/T 1087-2020 Polymer material for water shutoff at coal mine 220.0 via email in 1~3 business day superseded,2021-5-1,2021-5-1
AQ/T 1090-2020 Polymer foaming material for filling and sealing at coal mine 220.0 via email in 1~3 business day superseded,2021-5-1,2021-5-1
DB37/T 4295-2020 via email in business day valid,,
MT/T 1189-2020 Technical specifications of comprehensive dust control measures for fully mechanized excavation face 160.0 via email in 1~3 business day valid,,
MT 626-1996 Pressure mine fire prevention and technical specifications 60.0 via email in 1~3 business day superseded,2020-6-1,
DB13/T 5051-2019 via email in business day abolished2025-10-08,,2019-8-1
DB13/T 5050-2019 via email in business day abolished2025-10-08,,2019-8-1
Previous Page     Next Page



Code of China
Search

NB/T 10853-2021 Code for technology of coalbed methane well group of surface extraction in coal mining area 
  Issued on: 2021-12-22   Price(USD): 105.0
NB/T 10851-2021 Detection and evaluation method of permeability enhancement and effective range of underground hydraulic fracturing in coal mine 
  Issued on: 2021-12-22   Price(USD): 180.0
NB/T 10850-2021 Code for engineering design of forced increase of coal seam permeability in underground coalmine 
  Issued on: 2021-12-22   Price(USD): 270.0
DB37/T 1696-2020 前言 II 
  Issued on: 2020-06-08   Price(USD):
NB/T 10367-2019 Term and Definition of Gas Utilization in Coal Mine 
  Issued on: 2019-12-30   Price(USD): 180.0
AQ/T 1118-2021 Training syllabus and assessment specification of mine rescue team (Adjusted AQ/T 1118-2021 as YJ/T 1118-2021,JAN. 24, 2025) 
  Issued on: 2021-12-24   Price(USD): 285.0
GB 41022-2021 Basic index of coal mine gas drainage and exploition  
  Issued on: 2021-12-01   Price(USD): 180.0
NB/T 10541-2021 Flow transducer for mine 
  Issued on: 2021-01-07   Price(USD): 255.0
NB/T 10545-2021 Fiber optic obstacle finder for mine 
  Issued on: 2021-01-07   Price(USD): 210.0
NB/T 10546-2021 Ethylene transducer for coal mine 
  Issued on: 2021-01-07   Price(USD): 225.0
GB 40881-2021 Code for security system design of low concentration gas pipeline transportation of coal mine 
  Issued on: 2021-10-11   Price(USD): 160.0
NB/T 10516-2021 Standard for quality evaluating of surface coal mine installation engineering 
  Issued on: 2021-01-07   Price(USD): 285.0
AQ/T 1089-2020 Polymer material for consolidating coal and rock at coal mine 
  Issued on: 2020-11-10   Price(USD): 250.0
AQ/T 1087-2020 Polymer material for water shutoff at coal mine 
  Issued on: 2020-11-10   Price(USD): 220.0
AQ/T 1090-2020 Polymer foaming material for filling and sealing at coal mine 
  Issued on: 2020-11-10   Price(USD): 220.0
DB37/T 4295-2020  
  Issued on: 2020-12-30   Price(USD):
MT/T 1189-2020 Technical specifications of comprehensive dust control measures for fully mechanized excavation face  
  Issued on: 2020-07-09   Price(USD): 160.0
MT 626-1996 Pressure mine fire prevention and technical specifications 
  Issued on: 1996-12-30   Price(USD): 60.0
DB13/T 5051-2019  
  Issued on: 2019-07-04   Price(USD):
DB13/T 5050-2019  
  Issued on: 2019-07-04   Price(USD):
About Us   |    Contact Us   |    Terms of Service   |    Privacy   |    Cancellation & Refund Policy   |    Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: Beijing COC Tech Co., Ltd. 2008-2040