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CHANGCHUN HU

Overview
  • Total Patents
    14
About

CHANGCHUN HU has a total of 14 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China and Brazil. Its main competitors in its focus markets environmental technology and materials and metallurgy are DO METALLURG ZAVOD, NIPPON JIRIYOKU SENKOU KK and NIPPON JIRYOKU SENKO.

Patent filings in countries

World map showing CHANGCHUN HUs patent filings in countries
# Country Total Patents
#1 China 13
#2 Brazil 1

Patent filings per year

Chart showing CHANGCHUN HUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Changchun Hu 14
#2 Xiaoxue Hu 13

Latest patents

Publication Filing date Title
CN102766714A Slag-free combined production process for iron, aluminum and titanium
CN102766715A Slag-free production process of ilmenite
CN102766716A Slag-free production process of ilmenite
CN102732662A Slag-free production process using bauxite or red mud
CN102758045A Device for slag-free production using bauxite or red mud
CN102538446A Dynamic cooling system for rotary kiln
CN102583465A Gas-distribution system for dynamic boiling bed of rotary kiln
CN102583463A Rotary kiln gas-distribution and cooling system
CN102538447A Dynamical cooling system for rotary kiln
CN102564116A Dynamic cooling system for rotary kiln
CN102583464A Rotary kiln gas-distribution and cooling system
CN102515219A Slag-free production process for extracting aluminum oxide and reduced iron by using bauxite one-step method
CN102174664A Comprehensive utilization method of red mud coal-base rotary kiln method