Announcement of Ministry of Housing and Urban-Rural Development of the People's Republic of China

No.661

Announcement of publishing the national standard of Code for Technological Design of Metallurgical Concentrator

Code for Technological Design of Metallurgical Concentrator has been approved as a national standard with a serial number of GB 50612-2010 and implemented since February 1，2011.Among them，Article（Item）11.3.1（5）and 13.3.3 are compulsory provisions and must be enforced strictly.

Authorized by Ministry of Housing and Urban-Rural Development of the People's Republic of China，this code is published and distributed by China Planning Press.

Ministry of Housing and Urban-Rural Development of the People's Republic of China

July 15，2010