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T/CNCA 112-2025 Technical requirements for intelligent management system of trackless rubber tired vehicle transportation in coal mines
Issued on: 2025-06-30 Price(USD): |
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T/CNCA 113-2025 General requirements for the construction and management of intelligent coal mine parks
Issued on: 2025-06-30 Price(USD): |
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DB37/T 4791-2024 Technical specification for construction of super large section chamber in underground coal mine
Issued on: 2024-12-30 Price(USD): |
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DB14/T 2535-2022
Issued on: 2022-09-02 Price(USD): |
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T/CNCA 029-2022 Specification for design of coal roadway rapid driving system based on bolter miner
Issued on: 2022-09-28 Price(USD): 225.0 |
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KA/T 20.1-2024 Outline for design of safety facilities for non-coal mine construction projectsPart 1 :Outline for design of safety facilities for metal and nonmetalunderground mine construction projects
Issued on: 2024-04-01 Price(USD): 405.0 |
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KA/T 20.2-2024 Outline for design of safety facilities for non-coal mine construction projeetsPart 2:Outline for design of safety facilities for metal and nonmetalopencast mine construction proiects
Issued on: 2024-04-01 Price(USD): 360.0 |
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KA/T 20.4-2024 Outline for design of safety facilities for non-coal mine construction projeetsPart 4:0utline for design of safety facilities fortailings pond construction projects
Issued on: 2024-04-01 Price(USD): 345.0 |
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KA/T 20.5-2024 Outline for design of safety facilities for non-coal mine construetion projeetsPart 5 :Outline for major changes design of safety facilities fortailings pond construction projects
Issued on: 2024-04-01 Price(USD): 105.0 |
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KA/T 20.6-2024 Outline for design of safety facilities for non-coal mine construction projeetsPart 6 :Outline for design of safety facilities fortailings pond closure projects
Issued on: 2024-04-01 Price(USD): 285.0 |
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NB/T 11454-2023 Specification for risk management of freezing sinking method
Issued on: 2023-12-28 Price(USD): 1020.0 |
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NB/T 11446-2023 Technical requirements of mining roadway by roadway with continuous backfilling in coal mine
Issued on: 2023-12-28 Price(USD): 345.0 |
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NB/T 11434.3-2023 Paste filling in coal mine - Part 3: Effect evaluation method
Issued on: 2023-12-28 Price(USD): 190.0 |
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NB/T 11434.5-2023 Paste filling in coal mine - Part 5: Technical requirements for cementitious materials
Issued on: 2023-12-28 Price(USD): 345.0 |
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NB/T 11434.1-2023 Paste filling in coal mine - Part 1: Technical requirements of goaf isolation in fully mechanized mining face
Issued on: 2023-12-28 Price(USD): 255.0 |
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NB/T 11433-2023 Technical specification for short wall interval filling mining in coal mine
Issued on: 2023-12-28 Price(USD): 290.0 |
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NB/T 11432-2023 Technical specification for coal mine gangue-based solid waste filling
Issued on: 2023-12-28 Price(USD): 255.0 |
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NB/T 11434.2-2023 Paste filling in coal mine - Part 2: General technical conditions of pipe valves
Issued on: 2023-12-28 Price(USD): 345.0 |
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NB/T 11262-2023 Classification indexes and roadside support modes of gob-side entry in coal mine
Issued on: 2023-05-26 Price(USD): 195.0 |
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NB/T 11261-2023 Code of practice for construction and quality acceptance of freezing holes in coal mines
Issued on: 2023-05-26 Price(USD): 270.0 |
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