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DAWEI ZHANG

Overview
  • Total Patents
    19
About

DAWEI ZHANG has a total of 19 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, chemical engineering and materials and metallurgy are GRUPPO ZILIO S P A, EUMANN HANNS HEINZ and VERTECH TREATMENT SYSTEMS INC.

Patent filings in countries

World map showing DAWEI ZHANGs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing DAWEI ZHANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dawei Zhang 19
#2 Zhongming Zhang 3

Latest patents

Publication Filing date Title
CN102610225A Multi-media sound absorption material
CN101306814A Method for preparing sewage purification treatment material and device
CN101565213A Water inlet pipe in water treatment device
CN101558803A Extracting and purifying method of extract of bitter leaves
CN101538091A Device capable of treating sewage into domestic water
CN101519257A Method for processing saline waste water and device thereof
CN101492221A Process for treating high-COD waste water
CN101449718A Manufacturing method of Lactuca taiwaniana Maxim. plant beverage
CN101449717A Manufacturing method of Lactuca taiwaniana Maxim. plant beverage
CN101323448A Drum of rotary type active coke processing equipment
CN101318650A Swinging type high temperature active coke refrigerating device
CN101288840A High temperature coal quality filtering adsorption material cooling method and device
CN101224358A Active carbocoal filtering adsorption material processing equipment
CN101161334A A method for recovering waste gas during regenerative process of filtering adsorption material
CN101125271A A kind of renovation process that is used for the filtering absorbing material of water treatment
CN101125292A Method for preparing filtering absorbing material used for water treatment
CN101073767A Method for treating saturated active coke
CN101054212A Sewage treatment equipment
CN101054213A Sewage treatment equipment