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KEFA DAI

Overview
  • Total Patents
    11
About

KEFA DAI has a total of 11 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are TIANJIN BOTIAN CHEM IND CO LTD, QIANG GUO and BILU HUANG.

Patent filings in countries

World map showing KEFA DAIs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing KEFA DAIs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Kefa Dai 11

Latest patents

Publication Filing date Title
CN102787985A Multilayer wind wheel with directional wind and layout of wind farm of multilayer wind wheel with directional wind
CN102192103A Water storage energy type wind driven power generation system
CN101769182A Energy-saving reformation (integrated utilization of heat energy) of traditional heat engineering system of thermal power station
CN101447068A Service life insurance varieties and implementation method
CN101353275A Nitrogen protecting cycle and operation method thereof
CN101265817A Energy-saving reconstruction for built thermal power station
CN101220801A Seriation and modularization of non-direction wind power station wind farm and wind power station wind farm technology
CN101270674A Energy-saving reconstruction of conventional thermal power station and its derivative super industry cluster
CN101372905A Energy-saving improvement (comprehensive utilization of heat energy) of thermal power station conventional heat engineering system
CN101173760A Tower type arrangement system for steam generation device SG of gas-steam association circulating power station
CN101135293A Water energy-accumulation type wind power generating system and corollary new equipment thereof