Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Chinese National Standard List: Mining

Title Standard No. Implemented On
Specification for process design of enhancing coal seam permeability by water jet in coalmineGB/T 41163-20212022-7-1
Coordinative development effectiveness evaluation indicator and method of coal and coalbed methaneGB/T 41043-20212022-7-1
Specifications technology for multistage fracturing in horizontal well within roof of broken-soft and low permeability coal seamGB/T 41164-20212022-7-1
Technical specification for total tailings paste production and disposalGB/T 39988-20212022-4-1
Technical specification on C80~C100 concrete shaft lining applied in vertical freezing shaftGB/T 39963-20212021-10-1
Technical specification for the total tailings paste backfillGB/T 39489-20202021-10-1
Technical requirement of fully mechanized bag filling mining with pasteGB/T 39834-20212021-10-1
Technical requirement of roadside bag filling for gob-side entry retaining with high-water materialGB/T 39336-20202021-6-1
Technical requirement of fully mechanized bag filling mining with superhigh-water materialGB/T 39337-20202021-6-1
Testing method and judging rule of safety to friction spark of metallic material for coal mineGB/T 13813-20082008-11-1
Monitoring method and decision regulation for energy conservation of main drainage system for coal mineMT/T 1002-20062006-12-1
Testing method and judging rule of safety to friction spakr of metallic material for coal mineGB/T 13813-20012001-10-1
Calculation Method of Air Volume in Coal Mine MT/T 634-19961997-11-1
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 | Send me a messageQQ: 672269886
Copyright: Foryou Tech Co., Ltd. 2008-2040