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Hebei hongrun heavy industry group co ltd

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    211,638
About

Hebei hongrun heavy industry group co ltd has a total of 14 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and machine tools are TEXAS ALUMINUM CO, RATHBONE ANDREW and OS BAD ROZWOJOWY PRZEMYSLU WYR.

Patent filings in countries

World map showing Hebei hongrun heavy industry group co ltds patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing Hebei hongrun heavy industry group co ltds patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Liu Chunhai 6
#2 Xu Jinyuan 5
#3 Li Wenliang 4
#4 Lai Wenbiao 4
#5 Yang Jie 4
#6 Wang Shengwei 4
#7 Wang Zhishun 4
#8 Yang Yinming 4
#9 Ding Yanru 4
#10 Li Fuhai 3

Latest patents

Publication Filing date Title
CN104014993A Nuclear main pipeline manufacturing method
CN104001753A Process tool for drawing branch pipe of small-bore collecting tube
CN103962408A Extrusion forming mould for branch pipes of main nuclear pipeline
CN103691761A Method for preparing large-diameter seamless tubular product by squeezing equipment
CN103706667A Device for removing surface oxide layers of high-temperature blanks in hot extrusion process
CN103722037A Glass lubricant coating device of high-temperature blank in hot extrusion process
CN103706651A Steel pipe turnover mechanism
CN103736769A 500MN-extrusion equipment for producing large-diameter seamless steel pipes
CN103722548A Steel pipe hot extrusion glass pad placement manipulator
CN103671296A Energy storage and pressurizing type hydraulic station
CN103671303A Pressurizer of hydraulic power system
CN103722036A Drawing device and method of nuclear power super pipeline nozzles
CN102921766A Scale removing equipment of high temperature preform body in seamless steel tube hot extrusion process
CN101948148A Energy-saving low-temperature multiple-effect seawater desalting device