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GREENTECH ENV CO LTD

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    102,726
About

GREENTECH ENV CO LTD has a total of 17 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China, EPO (European Patent Office) and United States. Its main competitors in its focus markets environmental technology, materials and metallurgy and chemical engineering are ALKAMEDI CO LTD, AUXSOL INC and GEN ECOLOGY INC.

Patent filings in countries

World map showing GREENTECH ENV CO LTDs patent filings in countries

Patent filings per year

Chart showing GREENTECH ENV CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Zehua 16
#2 Su Yingqiang 13
#3 Han Huiming 13
#4 Liu Mu 9
#5 Zhang Hexing 7
#6 Zhang Qiaoyun 7
#7 Lin Xiaofeng 7
#8 Liu Yuan 7
#9 Zhang Ximing 4
#10 Zhao Jiuxu 3

Latest patents

Publication Filing date Title
CN111792801A Membrane concentrated water crystallizer and reverse osmosis concentrated water treatment device
CN111995002A Water treatment system directly connected by double membranes
CN111792796A Reverse osmosis strong brine processing system
CN111999292A Method for determining performance of reverse osmosis scale inhibitor
CN111646562A Advanced wastewater treatment system and treatment method
CN111646545A Backwashing filter core-nanofiltration drinking water deep purification system
CN111003837A Circulating water sea sand desalination treatment system and method
US2020189937A1 System for treating reverse-osmosis concentrated water with permanent hardness
CN110652883A Safety regulation and control system and method for adding reverse osmosis scale inhibitor
CN110652882A Flushing device and method for multi-section reverse osmosis membrane system
CN109592815A The processing system of reverse osmosis concentrated water with high permanent hardness
CN109592816A Eliminate the device and method of reverse osmosis concentrated water permanent hardness and temporary hardness
CN109592814A The processing unit and method of strong brine containing high-concentration sulfuric acid calcium
CN109574307A Remove the device of whole hardness in reverse osmosis concentrated water
EP2759331A1 Upright pressure infiltration hybrid membrane filtration system