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ZHEJIANG QIANYAO ENV ENGINEERING CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    127,112
  • Filing trend
    ⇩ 100.0%
About

ZHEJIANG QIANYAO ENV ENGINEERING CO LTD has a total of 13 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, environmental technology and thermal processes are SUZHOU SHIJING ENVIRONMENTAL TECH CO LTD, MOLL HANS GEORG and GEIGER EUGEN.

Patent filings in countries

World map showing ZHEJIANG QIANYAO ENV ENGINEERING CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing ZHEJIANG QIANYAO ENV ENGINEERING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jiang Xigen 5
#2 Zheng Zhixiu 3
#3 Wan Jinxiong 2
#4 Ruan Xujun 2
#5 Shao Liangcheng 2
#6 Wang Yixiang 2
#7 He Xiaoxiao 2
#8 Cao Tianzhao 2
#9 Hu Hailiang 1
#10 Yu Dayuan 1

Latest patents

Publication Filing date Title
CN110141964A Spray ammonia system and spray ammonia method for system for desulfuration and denitration
CN110252113A A kind of burning exhaust gas process device and its application
CN110255817A A kind of domestic living waste water treater
CN107970725A Flue gas recirculation system
CN107857439A A kind of sewage disposal of hospital method
CN107572729A A kind of Waste Water Treatment of rubbish from cooking penetrating fluid
CN107555725A A kind of sewage disposal of hospital method
CN107349779A A kind of absorption tower
CN107469611A A kind of coke oven desulphurization system
CN107349768A A kind of denitration absorption system
CN107448963A Environmental protection type for smoke recirculating system
CN107433113A A kind of desulphurization denitration absorption tower
CN107261780A A kind of bubble absorbing tower of wet process of FGD