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HUBEI SANNING CHEMICAL IND CO LTD

Overview
  • Total Patents
    90
  • GoodIP Patent Rank
    16,064
  • Filing trend
    ⇩ 50.0%
About

HUBEI SANNING CHEMICAL IND CO LTD has a total of 90 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, chemical engineering and organic fine chemistry are HUBEI SANNING CHEMICAL CO LTD, SINOPEC NINGBO ENG CO LTD and HUALU ENGINEERING & TECHNOLOGY CO LTD.

Patent filings in countries

World map showing HUBEI SANNING CHEMICAL IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 90

Patent filings per year

Chart showing HUBEI SANNING CHEMICAL IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xiao Linbo 27
#2 Xu Sihong 23
#3 Tian Chengtao 22
#4 Li Wanqing 21
#5 Fang Chao 20
#6 Wei Tianrong 16
#7 Zhou Lingling 14
#8 Zhou Xuejun 10
#9 Wu Guilin 10
#10 Li Panhong 9

Latest patents

Publication Filing date Title
CN111909036A DMC production system and method
CN111995461A Peanut fertilizer and preparation method thereof
CN111761100A Portable pressure perforator
CN111606805A Production process and device for co-producing dimethyl carbonate by coal-to-ethylene glycol device
CN111412176A Turning system device of centrifugal pump and using method
CN110963845A Special fertilizer for rice prepared from ammonium nitrate wastewater and preparation method thereof
CN110589868A Method for preparing high-purity sulfate and by-producing caprolactam from caprolactam sulfate
CN110551025A system and method for recovering and refining by-product methyl formate in coal-to-ethylene glycol process
CN110397480A Utilize the device and method of hydrogen expander machine recycling electric energy
CN110038326A A kind of compound sedimentation agent and its preparation method and application in fluorine process for producing sodium
CN110132045A A kind of automatic control device synthesizing three gas boiler soot blowing of ammonia
CN109847394A A kind of system and method that ethylene glycol rectifier unit process waste recycles
CN109796029A A kind of preparation method of ammonium sulphate nitrate
CN109704863A A kind of bulky grain sulfur-containing nitrogen fertilizer and preparation method thereof
CN109438011A Hydrochloric acid decomposes the method that lime stone prepares bulky grain nitrogenous fertilizer
CN109232063A A kind of production of sulfur-based compound fertilizer method of no by-product hydrochloric acid
CN109289259A A kind of air-cooled settler of novel sulfur melting kettle doctor solution
CN108929059A A kind of technique and device of wet-method half-H 2 O calcium sulphate
CN108751758A A kind of technique and device of wet-method dead plaster
CN110642377A Chemical wastewater treatment system