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SHANGHAI FENGXIN ENVIRONMENTAL PROT TECHNOLOGY CO LTD

Overview
  • Total Patents
    69
  • GoodIP Patent Rank
    177,660
About

SHANGHAI FENGXIN ENVIRONMENTAL PROT TECHNOLOGY CO LTD has a total of 69 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets surface technology and coating and environmental technology are UK NII POLIGRAFICHESKOJ PROMYS, ZAO STERLITAMAKSKIJ NEFTEKHIMI and PROTECTOR AS.

Patent filings in countries

World map showing SHANGHAI FENGXIN ENVIRONMENTAL PROT TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 69

Patent filings per year

Chart showing SHANGHAI FENGXIN ENVIRONMENTAL PROT TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xia Zhixian 38
#2 Zhixian Xia 31
#3 Tingting Liu 17
#4 Zhang Jinshan 5
#5 Li Mingjie 4
#6 Wang Jie 4
#7 Yang Yingying 4
#8 Jinshan Zhang 4
#9 Wang Chao 4
#10 Du Chongxin 4

Latest patents

Publication Filing date Title
CN104016508A Treatment method for cyanide-contained wastewater
CN104016455A Method for treating arsenic-containing waste water
CN104016507A Method for decolorizing dye wastewater
CN104016509A Treatment method of nickel-containing wastewater
CN103755070A Treatment method for reducing COD (Chemical Oxygen Demand) and chromaticity of printing and dyeing wastewater
CN103755068A Treatment method for high concentration manganese-containing wastewater
CN103755069A Treatment method for reducing COD (chemical oxygen demand) value of cleaning station wastewater of fluorescent penetrant testing
CN103755067A Treatment method for removing complex nickel out of wastewater
CN103638816A Method for taking out reverse osmosis membrane element rapidly
CN103626334A Treatment method of high-concentration fluorine-containing wastewater
CN103613221A Treatment method of electroplating cyanide-containing wastewater
CN103508569A Method for preparing high hardness, high barium and high sulfate containing water scale inhibitor
CN103508540A Method for treating wastewater containing hexavalent chromium
CN103508594A Method for treating wastewater containing nickel in complex state
CN103553191A Treatment method of low-concentration lead-containing wastewater
CN103521082A Preparation method of high-hardness and high-silicon content reverse osmosis membrane antiscalant
CN103508595A Treating method capable of reducing chromaticity and turbidity of papermaking wastewater
CN103482786A Method for treating waste water containing complex copper
CN103496803A Treatment method of low-concentration copper-containing wastewater
CN103482787A Processing method for lowering COD value of dyeing wastewater