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WEIJIAN ZHUANG

Overview
  • Total Patents
    11
About

WEIJIAN ZHUANG has a total of 11 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and biotechnology are BEIJING SOUND GROUP CO LTD, Dalian lida environment engineering co ltd and TIANJIN NORTHERN GARDEN ECOLOGY SCI & TECH INST.

Patent filings in countries

World map showing WEIJIAN ZHUANGs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing WEIJIAN ZHUANGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Weijian Zhuang 11

Latest patents

Publication Filing date Title
CN101586412A Method for dynamically lifting silo body and strengthening vertical rigidity
CN101586411A Method for dynamically lifting silo body and setting settlement joint
CN101486039A Method and device for constructing solid waste landfill yard with group silos
CN101759340A Method for drying earthy solid waste with straw and device
CN101259914A Method for storing bulk material by flexible silo
CN101250556A Solid waste highly-effective anaerobic fermentation method
CN101475297A Anaerobic fermentation method for treating garbage by using wastewater
CN101457202A Rubbish anaerobic fermentation method and device
CN101205048A Gantry crane cross rail divert method
CN101362656A Silo mass operation method
CN101353272A Solid waste low cost high efficient anaerobic methane production method