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Top 10 Key Players companies in Fire room
by Most Patent Citation in the China in 2022

The Fire room top 10 is Discovery PatSnap’ annual ranking of the top 10 Most Patent Citation Fire room 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.
On a ship, the fire room, or FR or boiler room or stokehold, referred to the space, or spaces, of a vessel where water was brought to a boil. The steam was then transmitted to a separate engine room, often (but not always) located immediately aft, where it was utilized to power the vessel. To increase the safety and damage survivability of a vessel, the machinery necessary for operations may be segregated into various spaces, the fire room was one of these spaces, and was among the largest physical compartment of the machinery space. On some ships, the space comprised more than one fire room, such as forward and aft, or port or starboard fire rooms, or may be simply numbered. Each room was connected to a flue, exhausting into a stack ventilating smoke.
#
Company Name
Region
Tech Topics
Total
1
Sinopec Yangzi Petrochemical Co., Ltd.
Petroleum,Petroleum industry,Petrochemical,
...[+2]
patent citation: 10
2
Jiangsu Libaichuan Environmental Protection Technology Co., Lt
patent citation: 4
3
Shanghai Changying Environmental Protection Service Co. Ltd.
Waste management,Hazardous waste,Environmental protection,
...[+2]
patent citation: 3
4
China Oilfield Services Ltd.
Petroleum industry,Well intervention,Directional drilling,
...[+2]
patent citation: 0
5
China National Offshore Oil Corp.
Natural gas,China sea,Petroleum industry,
...[+2]
patent citation: 0
6
Guangdong Power Grid Co. Ltd.
patent citation: 0
7
Beijing Terminus Technology Group Co.,. Ltd.
Internet of Things,Software,Artificial intelligence,
...[+2]
patent citation: 0
8
Lingbao Jinyuan Mining Co., Ltd.
Mining engineering,Precious metal
patent citation: 0
9
Mec Suzhou Electric Co. Ltd.
Electronics
patent citation: 0
10
Shandong Century Sunshine Technology Co. Ltd.
patent citation: 0
Page generation time: Jun 26 2025