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XU WAN

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    134,419
About

XU WAN has a total of 13 patent applications. Its first patent ever was published in 2019. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, machines and environmental technology are PANZHIHUA JIUDINGZHIYUAN INTELLECTUAL PROPERTY OPERATION CO LTD, SUZHOU LEIDU BIOLOGICAL TECH CO LTD and JIANGSU XINYE HEAVY IND CO LTD.

Patent filings in countries

World map showing XU WANs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing XU WANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huang Sanmei 13
#2 Hu Ke 13
#3 Xu Wan 13

Latest patents

Publication Filing date Title
CN112076722A Activated carbon adsorption material forming and activating treatment method
CN112061807A Limestone powder process quantitative conveying assembly line
CN111530539A Metal ore multistage grinding machine
CN111530538A Improved generation grinds machine
CN111450942A Processing technology for dry grinding limestone into powder
CN111097792A Soil remediation method based on chemical treatment principle
CN110567242A Filler preparation processing machinery for petrochemical adsorption tower
CN110548589A Limestone powder preparation process
CN110479464A A kind of lime stone flouring technology optimization method
CN110448950A A kind of modified form absorption filtering material based on sponge
CN110354604A A kind of desulfurizing industrial fume denitration process method
CN110075803A A kind of preparation method of N doping Alkaline porous charcoal
CN110127692A A kind of preparation method of mesoporous heat-resistant activity charcoal