四虎免费成人精品视频_噜噜噜亚洲色成人网站∨_无码伊人66久久大杳蕉网站谷歌_91麻豆国产_中文在线免费一区三区_久草网在线视频

Another scientific and technological achievement of the company was authorized by the national invention patent

Author： Zhengsen Environmental  |   Hits： 5610

On March 23, 2016, the company received a patent certificate sent by the National Intellectual Property Administration, China. The invention patent applied by our company in 2014, "a method for preparing a special activated carbon adsorbent for removing heavy hydrocarbons" (patent number: ZL201410244499.0) was authorized.

The acquisition of this invention patent has enabled the company to reach the domestic leading level in activated carbon adsorbent de-heavy hydrocarbon technology, which has positive significance for promoting technological innovation, improving product quality and market development.

PREV：The company obtained another invention patent

NEXT：