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RUIAN FIRST VALVE FACTORY

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    59,744
  • Filing trend
    ⇧ 500.0%
About

RUIAN FIRST VALVE FACTORY has a total of 27 patent applications. It increased the IP activity by 500.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry, packaging and shipping and thermal processes are LAH RUBEN F, NANJING HUYOU METALLURGY MACHINERY MFG CO LTD and DELTAVALVE LLC.

Patent filings in countries

World map showing RUIAN FIRST VALVE FACTORYs patent filings in countries
# Country Total Patents
#1 China 27

Patent filings per year

Chart showing RUIAN FIRST VALVE FACTORYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Xiulin 27
#2 Chen Haorui 23
#3 Zhang Maozhi 19
#4 Chen Jianqing 12
#5 Zhu Xiulian 12
#6 Li Mengnian 7
#7 Huang Qiang 7
#8 Zhou Bin 6
#9 Hu Yukai 5
#10 Chen Jinhuan 4

Latest patents

Publication Filing date Title
CN110642037A Auxiliary dust removal system for dry quenching charging device
CN110511771A Dry coke quenching environment-friendly novel coke tank
CN110423626A Dry coke quenching primary dedusting van-type coke powder cooling device
CN109625673A A kind of coke tank automatic capping device
CN109695729A A kind of fast-open type multifunctional damping flue valve
CN109827020A Fast quick-detach non-metal compensator
CN109280558A A kind of fixed charging apparatus of dry coke quenching
CN108825861A A kind of multifunction valve door drive of part revolution
CN109000493A Compact high efficient vertical heat exchanging device
CN108587655A Burnt tank automatic sealing system
CN108359479A A kind of windy pipeline gas supply device of coke dry quenching furnace
CN108342206A Sectional type water cooled casing
CN108190352A Partitioned compartment type raw coal storage system
CN108070391A A kind of coke dry quenching furnace furnace roof and the matching used semi-automatic cleaning water seal arrangement of water seal cover
CN108455297A Container-type raw coal storing and transporting system and method
CN107061771A Water cold sleeve high temperature overhauls push-pull valve
CN107120904A Drawer type cooling device
CN107044781A Vertical cooling furnace accurately supplies control system
CN107010366A Do not give fat Novel rotary sealing valve
CN105838394A Semi-automatic cleaning water seal device