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Top 20 Key Players companies in Kyanite
by Most Patent Filings in the China in 2022

The Kyanite top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Patent Filings Kyanite Key Players in the China. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2022, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
Kyanite is typically a blue aluminosilicate mineral, usually found in aluminium-rich metamorphic pegmatites and/or sedimentary rock. Kyanite in metamorphic rocks generally indicates pressures higher than four kilobars. It is commonly found in quartz. Although potentially stable at lower pressure and low temperature, the activity of water is usually high enough under such conditions that it is replaced by hydrous aluminosilicates such as muscovite, pyrophyllite, or kaolinite. Kyanite is also known as disthene, rhaeticite and cyanite.
#
Company Name
Region
Tech Topics
Total
1
Baoshan Iron & Steel Co., Ltd.
Carbon steel,Irone,Mining engineering,
...[+2]
Patent: 5
2
Central Research Institute of Bldg & Construction Co., Ltd.
Environmental technology
Patent: 5
3
Wuhan Iron & Steel Group Corp.
Silicon,Irone,Mining engineering,
...[+2]
Patent: 4
4
Ruitai Materials Technology Co., Ltd.
Refractory,Joint-stock company,Building material,
...[+2]
Patent: 2
5
Luyang Energy-Saving Materials Co., Ltd.
Fiber,Ceramic art,Chemical engineering,
...[+2]
Patent: 2
6
Shougang Group Co., Ltd.
Steel company,Mining engineering,Natural resource management
Patent: 2
7
Henan Rongjin High Temperature Materials Co., Ltd.
Refractory,Mining engineering,Natural resource management,
...[+1]
Patent: 2
8
Baosteel Group Xinjiang Bayi Iron & Steel Co., Ltd.
Steelmaking,Hot rolled,Mining engineering,
...[+2]
Patent: 2
9
Hainan Wensheng High-Tech Materials Co., Ltd.
Mining engineering,Natural resource management,Zircon,
...[+2]
Patent: 2
10
China Jingye Engineering Technology Co. Ltd.
Construction engineering,Environmental engineering,Civil engineering,
...[+1]
Patent: 2
11
Jiangsu Tianbao Ceramics Co., Ltd.
Patent: 2
12
China Petroleum & Chemical Corp.
Petrochemical,Petroleum,Enterprise software,
...[+2]
Patent: 1
13
China BaoWu Steel Group Corp., Ltd.
Carbon steel,Manufacturing engineering,Irone,
...[+2]
Patent: 1
14
South Cement Co. Ltd.
Cement,Materials science,Construction engineering,
...[+1]
Patent: 1
15
China Erzhong Group Deyang Heavy Industries Co., Ltd.
Manufacturing engineering,Industrial engineering,Automation,
...[+2]
Patent: 1
16
Jingang New Materials Co. Ltd.
Oxide,Chemical engineering,Environmental protection
Patent: 1
17
CNPC Bohai Drilling Engineering Co. Ltd.
Drilling engineering,Petroleum industry,Drilling fluid,
...[+2]
Patent: 1
18
Fujian Dehua Huamao Ceramics Co., Ltd.
Patent: 1
19
Deqing Kairui New Material Co. Ltd.
Patent: 1
20
Beijing Institute of Space Launch Technology
Space launch,Aerospace,National security,
...[+1]
Patent: 1
Page generation time: Jun 20 2025