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HUAQI ENV PROT SCIENCE AND TECH CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    144,233
  • Filing trend
    ⇩ 100.0%
About

HUAQI ENV PROT SCIENCE AND TECH CO LTD has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, chemical engineering and control are NORDAQ WATER FILTER SYSTEMS AB, WEIFANG BOHUA ENVIRONMENTAL TECH & ENGINEERING CO LTD and NEO SOLUTIONS INC.

Patent filings in countries

World map showing HUAQI ENV PROT SCIENCE AND TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing HUAQI ENV PROT SCIENCE AND TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Dewei 10
#2 Zheng Jun 8
#3 Zheng Jie 6
#4 Zheng Dun 4
#5 Cheng Xiaoling 1
#6 Lian Hongwei 1

Latest patents

Publication Filing date Title
CN106830565A A kind of waste water advanced removal of carbon and nitrogen processing unit and its technique
CN106315847A Immobilization filler biomembrane activation and updating and sludge resuspension method
CN106315846A Periodic air-lift disturbance denitrification nitrogen removal device and treating method thereof
CN106565017A Bicirculating nitrogen and phosphorus removal wastewater treatment system and method
CN106116045A A kind of efficiently villages and small towns waste water treating and reutilizing device and technique thereof
CN106115916A One is put aerobic nitrification, two ends anoxic denitrification filter tank technique and device thereof
CN106039776A Novel combined sedimentation tank
CN105906142A Garbage leachate deep treatment system and method
CN105967435A Double-circulation nitrogen and phosphorus removal wastewater treatment system and process
CN105477919A Sewage pretreatment microfiltration equipment and method
CN105502826A Efficient nitrogen and phosphorus removal waste water treatment process and device
CN106277558A A kind of integrate process for removing nitrogen and phosphor from sewage and the device that physical biochemistry filters