Issue 32


2 Unique Giant calligraphy sculptune

3 One hundred of bronze drums in celebration of 1000-year-old Hanoi

5 One thousand of golden dragons – a souvenir for 1000 – year – old Hanoi

6 St-Thanh Giong statue on top of Chong Soc Son


7 Pham Chi Cuong: Vietnam steel industry in 2010

11 Vien CODE: Exploitaition reality of mineral resources in Vietnam

21 Phung Viet Ngu: On the project of Ti pigment plant in Ha Tinh

23 Nguyen Khac Vinh, Bui Duc Thang: Rare earth eres of Vietnam and in the world


25 News of metallurgical industry

31 Phung Viet Ngu: China faces with the war of iron ore Advanced technology, equipment and materials

33 Pham Xuan Kinh: Production of bichromate from skilled chromite ores Co Dinh – Thanh Hoa without cancium


36 Phung Thi To Hang, Nguyen Van Duc: Nitriding of SKD11 Steel used for the deep drawing an press forming dies

42 Tran The Quang, Pham Van Dung, Ha Tien Hoang and Tran Van Dung: Optimum of technological rolling parameters of bimetal: 11KO steel – LCu10 using for electrical contacts

45 Le Minh Tuan, To Duy Phuong: Manufacturing of sillicon-aluminum alloy A356 and A13S for diecasting


51 Nghiem Gia, Vu Truong Xuan, Nguyen Duc Vinh Nam: Management and treatment of water waste in metallurgy