AQ 1050-2008 English PDF

US$339.00 · In stock
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AQ 1050-2008: Technical criterion of protective coal seam exploitation
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
AQ 1050-2008	339	Add to Cart	3 days	Technical criterion of protective coal seam exploitation	Valid

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Basic data

Standard ID: AQ 1050-2008 (AQ1050-2008)
Description (Translated English): Technical criterion of protective coal seam exploitation
Sector / Industry: Industrial Safety Standard
Classification of Chinese Standard: D09
Classification of International Standard: 13.100
Word Count Estimation: 13,165
Date of Issue: 2008-11-19
Date of Implementation: 2009-01-01
Quoted Standard: AQ 1026-2006; MT/T 638
Regulation (derived from): SAWS Bulletin 2008 No. 24
Issuing agency(ies): State Administration of Work Safety
Summary: This standard specifies the protective layer of coal mined the general requirements, planning, design, gas extraction, the effect is investigated and regional elimination outburst evaluation method. This standard applies to underground coal mines coal (rock) and gas outburst (referred prominent) mine.

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