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GB/T 50659-2011 1515 (USD) via email in 1-10 business day VALID
HG/T 22804-1993 via email in VALID please email coc@codeofchina.com for quotation
HG/T 22805.11-1993 via email in VALID please email coc@codeofchina.com for quotation
HG/T 22805.12-1993 via email in ABOLISHED please email coc@codeofchina.com for quotation
HG/T 22805.4-1993 via email in VALID please email coc@codeofchina.com for quotation
HG/T 22813-1998 via email in VALID please email coc@codeofchina.com for quotation
HG/T 22805.3-1993 via email in ABOLISHED please email coc@codeofchina.com for quotation
NB/T 51010-2013 Specifications for the Design of Coal Cleaning Plants Construction in Coal Industry 660 (USD) via email in 1 business day VALID
GB 50385-2006 Code for design of the mine headframes 510 (USD) via email in 1-5 business day ABOLISHED
YS 5418-1995 Code for construction and acceptance of tailings disposal facilities 840 (USD) via email in 1-8 business day VALID
HG/T 22803-1993 via email in ABOLISHED please email coc@codeofchina.com for quotation
GB 50465-2008 Code for general planning of mining area of coal industry 1755 (USD) via email in 1-10 business day VALID
HG/T 22805.9-1993 via email in VALID please email coc@codeofchina.com for quotation
GB 50416-2007 Code for design of chambers around pit-bottom of coal mine 720 (USD) via email in 1-5 business day ABOLISHED
HG/T 22802-1993 via email in ABOLISHED please email coc@codeofchina.com for quotation
GB 50419-2007 Code for design of roadway section and junction of coal mine via email in ABOLISHED please email coc@codeofchina.com for quotation
HG/T 22807-1997 via email in please email coc@codeofchina.com for quotation
HG/T 22810-1997 via email in 1 business day VALID please email coc@codeofchina.com for quotation
GB 50431-2008 Code for design of belt conveyor engineering 1155 (USD) via email in 1-8 business day VALID
GB 50360-2005 Code for design of coal water mixture engineering 1035 (USD) via email in 1-8 business day ABOLISHED
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