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General technical condition of roofbolter for coal mining
Issued on: 1997-12-30   Implemented on: 1998-06-01 Translation Price: 135 (USD) Delivery: via email in 1-3 business day
General technical conditions of automatic water-spouting fire extinguishing system for coal mine belt conveyer
Issued on: 1997-12-30   Implemented on: 1998-06-01 Translation Price: 105 (USD) Delivery: via email in 1-3 business day
General technical condition of kerosene-inert gas for coal mine
Issued on: 1997-12-30   Implemented on: 1998-07-01 Translation Price: 90 (USD) Delivery: via email in 1-3 business day
Determination of resistance on ground and mesa conducting statial electricity in detonator production line
Issued on: 1997-12-30   Implemented on: 1998-07-01 Translation Price: 60 (USD) Delivery: via email in 1-3 business day
Flat type connector units for mining round link chain
Issued on: 1997-12-30   Implemented on: 1998-06-01 Translation Price: 135 (USD) Delivery: via email in 1-3 business day
Determination of true density for mine dust
Issued on: 1997-12-30   Implemented on: 1998-07-01 Translation Price: 45 (USD) Delivery: via email in 1-3 business day
Technical specification of fire fighting by grouting in coal mines
Issued on: 1997-12-30   Implemented on: 1998-07-01 Translation Price: 90 (USD) Delivery: via email in 1-3 business day
General technical condition of the automatic devices for explosion suppression in coal mine
Issued on: 1997-12-30   Implemented on: 1998-07-01 Translation Price: 135 (USD) Delivery: via email in 1-3 business day
Determining method of the classification efficiency for dust prevention measures
Issued on: 1997-12-30   Implemented on: 1998-07-01 Translation Price: 45 (USD) Delivery: via email in 1-3 business day
General specification for the control valve of automatic spray on hydraulic supports
Issued on: 1997-12-30   Implemented on: 1998-06-01 Translation Price: 105 (USD) Delivery: via email in 1-3 business day
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