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ZHEJIANG RONGKAI TECH DEV CO LTD

Overview
  • Total Patents
    30
  • GoodIP Patent Rank
    53,462
  • Filing trend
    ⇧ 200.0%
About

ZHEJIANG RONGKAI TECH DEV CO LTD has a total of 30 patent applications. It increased the IP activity by 200.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, environmental technology and organic fine chemistry are RUGAO HONGHAO METAL SURFACE WATER TREAT CO LTD, ECOLOCHEM INC and Grünbeck Wasseraufbereitung GmbH.

Patent filings in countries

World map showing ZHEJIANG RONGKAI TECH DEV CO LTDs patent filings in countries
# Country Total Patents
#1 China 30

Patent filings per year

Chart showing ZHEJIANG RONGKAI TECH DEV CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Yunwen 12
#2 Sun Xin 9
#3 Wang Cheng 4
#4 Zhuo Wen 4
#5 Wu Fengli 4
#6 Yang Zheshun 4
#7 Li Zhoufang 4
#8 Wang Meihua 4
#9 Chen Yongliang 4
#10 Luo Fangfang 4

Latest patents

Publication Filing date Title
CN111089443A Circulating water cooling system for phenolic resin synthesis
CN111097353A Reation kettle is used in production of phenolic resin that fast accuse temperature just has dust collection structure
CN111001357A Catalyst dripping system for alkaline phenolic resin synthesis
CN108636312A A kind of Chemical Manufacture reaction kettle with self-cleaning cleaning function
CN108529804A A kind of dichloro-nicotinic acid production sewage treatment device
CN108479666A A kind of dichloro-nicotinic acid reaction kettle that reaction efficiency can be improved
CN108408984A A kind of wastewater treatment equipment
CN108525624A A kind of water cooling and the integrated reaction kettle for improving reaction efficiency of heating water bath
CN108636334A A kind of vibrating type reaction kettle being convenient for gas liquid reaction
CN108404459A A kind of dichloro-nicotinic acid production sewage pre-treatment device
CN108516632A A kind of dichloro-nicotinic acid production sewage treatment equipment
CN108516641A A kind of dichloro-nicotinic acid production waste water purification device
CN108569823A A kind of dichloro-nicotinic acid production wastewater degradation device
CN108395035A A kind of dichloro-nicotinic acid electrolytic oxidation process device
CN108654539A A kind of chemical products production reaction kettle with shock-absorbing function
CN108408983A A kind of high efficiency agriculture pharmaceutical wastewater processing sedimentation basin
CN108404638A A kind of dichloro-nicotinic acid production chlorine gas processing device
CN108635947A A kind of dichloro-nicotinic acid production filter
CN108031415A A kind of dichloro-nicotinic acid industrial water solution reaction kettle
CN107902814A A kind of recyclable purification of waste water tank of dichloro-nicotinic acid production