近日，葛洲坝水泥所属当阳公司自主研发的一项发明专利《一种利用骨料尾渣代替部分粘土生产硅酸盐熟料的方法》获得了国家知识产权局授权。
此项发明可有效改善生料的易烧性，降低能耗，同时解决了骨料尾渣的处理难题，有效起到了保护环境、降低成本的作用。
葛洲坝水泥一项发明专利获授权
2017-04-20 09:26:14
近日，葛洲坝水泥所属当阳公司自主研发的一项发明专利《一种利用骨料尾渣代替部分粘土生产硅酸盐熟料的方法》获得了国家知识产权局授权。
Correlation
CEMPI
133.08
+0.03 +0.02%
CONCPI
112.47
+0.35 +0.31%
CLKPI
139.58
+0.95 +0.69%
SPPI
50.39
+0.10 +0.20%
MORPI
80.43
+0.04 +0.05%
Recently, due to the persistent cost pressure in the south, the price of concrete has risen slightly with the raw materials, but the growth of market demand is limited, and the overall quotation is still stable. From October 31 to November 6, the national concrete price index closed at 112.47 points, up 0.31% annually and down 10.11% year-on-year.