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

International Standard Category: Mining and minerals

GB 50384-2007    Code for design of coal mine shaft and chamber
煤矿立井井筒及硐室设计规范 ;
Category No.:73 Valid Status:abolished
Issued Organization:Ministry of Construction Issued Date:2007-01-24
Implemented Date:2007-8-1 Abolished Date:2017-04-01
Superseded Standard.:GB 50384-2016 Code for design of coal mine shaft and chamber
Superseded Date:2017-4-1
Back          Detail

Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: Foryou Tech Co., Ltd. 2008-2020