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HAN ZHAOWU

Overview
  • Total Patents
    11
About

HAN ZHAOWU has a total of 11 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are TIANJIN TAIYUAN IND GAS CO LTD, YAN ZOU and KIROV G MASHINOISPYTATELNAYA S.

Patent filings in countries

World map showing HAN ZHAOWUs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing HAN ZHAOWUs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Han Zhaowu 11

Latest patents

Publication Filing date Title
CN102746221A Method for extracting quinoline from coal tar wash oil
CN102766477A Method for preparing clean fuel oil from coal tar
CN102746103A Method for preparing refined anthracene by using coal tar as raw material
CN102731238A Environment-friendly method for extracting biphenyl from washed oil of coal tar
CN102731282A Method for extracting dibenzofuran from absorber oil of coal tar
CN102732067A Method for preparing carbon black with coal serving as raw material
CN102719271A Method for preparing diesel by high-temperature coal tar through hydrogenation
CN102728390A Method for extracting catalyst for 2,6-dimethylnaphthalene from coal tar
CN102703115A Hydrotreating method for preparing gasoline by high-temperature coal tar
CN102698794A Preparation method of composite catalyst for hydrogenation of coal tar
CN102701221A Method for preparing nano white carbon black from coal gangue