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SHANDONG DAYUAN ENV ENGINEERING CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    71,032
About

SHANDONG DAYUAN ENV ENGINEERING CO LTD has a total of 23 patent applications. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, basic materials chemistry and biotechnology are KARAMAY SANDA NEW TECH CO LTD, TAOEE QINGDAO WATER PURIFYING EQUIPMENT MFG CO LTD and HUNAN QINGZHIYUAN ENVIRONMENTAL PROTECTION SCIENCE & TECH CO LTD.

Patent filings in countries

World map showing SHANDONG DAYUAN ENV ENGINEERING CO LTDs patent filings in countries
# Country Total Patents
#1 China 23

Top inventors

# Name Total Patents
#1 Yan Xihai 23
#2 Yan Jin 12
#3 Yuan Ze 10
#4 Wan Liping 3
#5 Liu Huaxia 3
#6 Zang Yanqiang 2
#7 Zhang Aijun 1
#8 Li Haihua 1
#9 Liu Mulin 1
#10 Suo Wei 1

Latest patents

Publication Filing date Title
CN111960644A Hollow blade sludge drying device and method
CN112094028A Sludge drying system and process
CN112094027A Sludge drying feeding device and feeding method
CN112094026A Composite sludge drying device and drying method
CN112094029A Hollow blade sludge drying system and method
CN112110132A Sludge dry material conveying system and process
CN112093957A Treatment method of household garbage concentrated solution
CN112093944A Electrochemical method for treating landfill leachate concentrated solution
CN111995131A Method for treating garbage concentrated solution by utilizing slag
CN111995111A Method for treating landfill leachate concentrated solution
CN111995184A Advanced treatment process for landfill leachate concentrated solution
CN111995183A Method for treating leachate of garbage transfer station
CN111964077A Process for treating landfill leachate by high-temperature incineration
CN111909672A Preparation method of carboxymethyl cellulose modified profile control water shutoff agent
CN111961474A Heavy metal dirt soil repairing agent and preparation method thereof
CN111995176A Full-quantitative treatment process for landfill leachate
CN111995178A Method for treating aged landfill leachate by using mineralized sludge
CN111995177A Method for full-quantitative treatment of landfill leachate through electron beam irradiation
CN111893060A Culture method and application of water body purifying bacteria
CN111961454A Medium-high temperature resistant biological profile control water shutoff agent for oilfield exploitation and application method thereof