With the analysis among 219 patents, we discovered top 123 key players by total patent application. Norsk Hydro ASA, ECL SAS, Alcan International Ltd. are dominant in this area. They take 11.42% of the total patent filing.
Aluminum Corp. of China Ltd.
Beijing Shi, China
Patent: 5
Refratechnik Holding GmbH
New Mexico, France
Patent: 4
Aluminium-Salzschlacke Aufbereitungs GmbH
Nordrhein-Westfalen, Germany
Patent: 4
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With the analysis among related 124 patents applied in the last 5 years. We discover 85 most active companies in this area. The fast-growing Central South University, North Eastern University, Refratechnik Holding GmbH take 16.94% of patent filing during this period.
Hunan Sheng, China
Patent: 9
Liaoning Sheng, China
Patent: 7
Refratechnik Holding GmbH
Aluminum Corp. of China Ltd.
Beijing Shi, China
Patent: 4
Guangxi Bossco Environmental Protection Technology Co., Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 3
Anyang Institute of Technology
Henan Sheng, China
Patent: 2
Nanjing Huanfu New Material Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
With the analysis among related 124 patents in last 5 years, we discover 79 new entrants. Central South University, Refratechnik Holding GmbH, L'Air Liquide SA are the most active new entrants in this area.
Hunan Sheng, China
Patent: 9
Refratechnik Holding GmbH
Guangxi Bossco Environmental Protection Technology Co., Ltd.
Guangxi Zhuangzu Zizhiqu, China
Patent: 3
Anyang Institute of Technology
Henan Sheng, China
Patent: 2
Nanjing Huanfu New Material Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Shanxi Zhongcheng Tianlang Environmental Protection Engineering Co., Ltd.
Shanxi Sheng, China
Patent: 2
Chalco Zhengzhou Research Institute of Non-ferrous Metal
Henan Sheng, China
Patent: 2
Hunan Lumai Environmental Protection Technology Co., Ltd.
Hunan Sheng, China
Patent: 2
With the analysis among 58 patents, we discovered top 24 universities and scientific research institutions by total patent application. Central South University, North Eastern University, Council of Scientific & Industrial Research are dominant in this area. They take 39.66% of the total patent filing.
Hunan Sheng, China
Patent: 9
Liaoning Sheng, China
Patent: 8
Council of Scientific & Industrial Research
Beijing Shi, China
Patent: 2
University of Science & Technology Beijing
Beijing Shi, China
Patent: 2
Anyang Institute of Technology
Henan Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1