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YICHUAN LONGHAI TECHNOLOGY IND CO LTD

Overview
  • Total Patents
    12
About

YICHUAN LONGHAI TECHNOLOGY IND CO LTD has a total of 12 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 ZHEJIANG HUNDRED YEARS CHINESE YEW BIOTECHNOLOGY CO LTD, ANJI CHANGHONG CHAIN MFG CO LTD and ANHUI FANCHANG COUNTY WANNAN VALVE CASTING CO LTD.

Patent filings in countries

World map showing YICHUAN LONGHAI TECHNOLOGY IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing YICHUAN LONGHAI TECHNOLOGY IND CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Bijun Ren 12
#2 Erti Wang 9
#3 Feirui Hou 8
#4 Yanfeng Fan 8
#5 Yingwei Wei 7
#6 Yuhui Zhang 6
#7 Zhanqin Wang 5
#8 Zhihui Wang 5
#9 Yanchao Shi 4
#10 Weidong Zhang 3

Latest patents

Publication Filing date Title
CN102226286A Application method of aluminum electrolytic cell regenerated silicon carbide powder
CN102121122A Method and device for replacing anode during production of electrolytic aluminum
CN102140653A Steel talon protecting ring of anode used for aluminum electrolysis
CN102134727A Method for recycling waste heat of electrolytic cell and device thereof
CN102135380A Vertical charging method for roasting carbon blocks and charging die thereof
CN102121119A Application of waste cathode of aluminum electrolysis cell to preparation of cathode carbon block
CN102154663A Method for preheating alumina by using smoke afterheat from aluminium electrolysis production
CN102010932A Method for producing deoxidizer by utilizing waste silicon carbide of aluminium electrolysis
CN102011147A Method for producing carbon electrodes by floating carbon powder and coal tar pitch with spent potlining (SPL) of aluminium electrolysis
CN102009062A Recycling method of waste dry-type aluminum electrolytic anti-seepage material
CN102059736A Method for producing insulating bricks by utilizing aluminum-electrolyzed waste refractory materials
CN102011145A Method for recycling electrolytes and producing aluminum-silicon alloy as byproduct by using aluminum electrolysis waste mixing material