人妻无码一区二区三级片,亚洲免费精品视频,高清自拍偷拍91,国产呦又粗又长又大又硬,五月天色综合,日本女孩精水高潮喷射视频,亚洲一级Av大片,国产精品黄片在线看,www.AV天堂网.com,亚洲日本在线播放

 

news

                

                Friend Links

news

news

Your Current Location : Home news

The Large-Scale Nickel Mining in Qinghai Province might Start Trial Exploitation in 2014

Source: Time:2013-08-07 08:54:42 views:

Non-ferroalloys was used for producing stainless steel and alloy steel, its raw material -nickel ore, has important economic value. Qinghai Xiari hamu copper & nickel mining was found by geological bureau in 2011. After two years’ reconnaissance, the nickel resource of the mining was estimated exceeds 800thousand tons, reaching the large-scale deposits. Its potential value was about RMB 70 billion, which could release the supply and demand contradiction of nickel ores in China after exploitation.
Xiari hamu ming had the advantages of abundant resources, high grade, shallow burial and easy exploitation. According to the preliminary estimate, its grade was about 0.7-0.75%. Except nickel, it also has copper and cobalt element. This mining was expected to construct the infrastructure and make trial exploitation
Home   |  About us   |  news   |  Products   |  Honor   |  Factory   |  Market   |  Feedback   |  Contact   | 

Cored Wire

all right reserved © 2013 Anyang Tiefa Metallurgy Co., Ltd
Add:Longquan Development area , Long'an District, Anyang, Henan, China
Tel Phone:86-372-5055522      Fax:86-372-5055500


National ministry of industry and information website Record
Numbers   Henan ICP Record  ...... No
Technical support:Star source network