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SHANDONG TIANWEI MEMBRANE TECHNOLOGY CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    196,560
About

SHANDONG TIANWEI MEMBRANE TECHNOLOGY CO LTD has a total of 14 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 environmental technology are YANG YUNLIU, N PROIZV OB EDINENIE VINOGRAD and Wujiang shenzhou machinery co ltd.

Patent filings in countries

World map showing SHANDONG TIANWEI MEMBRANE TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing SHANDONG TIANWEI MEMBRANE TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Lou Yufeng 7
#2 Li Xiaoyu 6
#3 Fu Rongqiang 6
#4 Wang Dan 5
#5 Lian Wenyu 4
#6 Zhang Weihua 4
#7 Wang Bingchun 2
#8 Liu Zhaoming 2
#9 Guo Xiwei 2
#10 Chen Xiaodan 1

Latest patents

Publication Filing date Title
CN104610558A Method for preparing homogeneous phase ion exchange membrane
CN104593819A Bipolar membrane and preparation method thereof
CN104593812A Method for producing taurine by virtue of bipolar ion exchange membrane technology
CN104556231A Preparation method of sodium tungstate solution and method for recovering alkaline in preparation process
CN103980512A Method for preparing cation exchange membrane based on AMPS (1-acrylanmido-2-methylpropanesulfonic acid)
CN103755988A Method for preparing anion exchange membrane based on allyl monomer
CN103657448A Preparing method of anion-exchange membrane
CN103265094A Method for recycling nitric acid and copper from waste water generated in production of printed circuit board
CN103264995A Sulfuric acid recovery technique in process of producing cystine by adopting sulfuric acid method
CN102976450A Process for recovering alkali from squeezed waste liquid in viscose fiber production
CN103074796A Alkali recovery process for paper-making black liquid
CN102974223A Flat plate type dialysis device, production method thereof and dialyzer produced through adopting device
CN102962024A Reaction kettle with stirring arms capable of swinging
CN101775202A Method based on sulfonated polyphenylene oxide for preparing organic-inorganic hybrid cation-exchange membranes