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FUJIAN SHAOWU YONGFEI CHEMICAL CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    219,537
About

FUJIAN SHAOWU YONGFEI CHEMICAL CO LTD has a total of 11 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 materials and metallurgy and environmental technology are CHANGZHOU FUXI TECH CO LTD, FELIX SINGER and GYPSUM LIME AND ALABASTINE.

Patent filings in countries

World map showing FUJIAN SHAOWU YONGFEI CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing FUJIAN SHAOWU YONGFEI CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wu Yunxiu 6
#2 Xu Rongchun 3
#3 Wan Qunping 2
#4 Luo Jianwen 2
#5 Rao Ren 1
#6 Zhang Xingying 1
#7 Qunping Wan 1
#8 Xu Xudong 1
#9 Liu Shipeng 1
#10 Liu Chunhua 1

Latest patents

Publication Filing date Title
CN105772490A Method for treating tailings residual acid at low cost during hydrofluoric acid production
CN103864018A Method for removing arsenic from industrial hydrofluoric acid
CN103499559A Method for measuring content of arsenic in fluorite powder
CN103499656A Method for detecting fluoride or hydrogen fluoride
CN103303878A Method for preparing sulfuric acid by iron pyrite
CN103303941A Preparation method of ammonium fluoride
CN103848400A Preparation method for anhydrous hydrogen fluoride
CN102977373A Preparation method of hydroxyfluorosilicone oil
CN103803584A Ammonium bifluoride preparation method
CN101979353A Fluorgypsum modifying method and process for producing other chemical products by using fluorgypsum
CN101920937A Preparation method and reaction equipment of iodine pentafluoride