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DONGFANG BOILER GROUP CO LTD OF DONGFANG ELECTRIC CORP

Overview
  • Total Patents
    390
  • GoodIP Patent Rank
    4,485
  • Filing trend
    ⇧ 31.0%
About

DONGFANG BOILER GROUP CO LTD OF DONGFANG ELECTRIC CORP has a total of 390 patent applications. It increased the IP activity by 31.0%. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets thermal processes, environmental technology and machine tools are HARBIN BOILER CO LTD, FOSTER WHEELER NORTH AMERICA CORP and SHANGHAI BOILER WORKS LTD.

Patent filings in countries

World map showing DONGFANG BOILER GROUP CO LTD OF DONGFANG ELECTRIC CORPs patent filings in countries
# Country Total Patents
#1 China 390

Patent filings per year

Chart showing DONGFANG BOILER GROUP CO LTD OF DONGFANG ELECTRIC CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhou Qi 53
#2 Ran Shenming 38
#3 Sun Dengke 38
#4 Zhang Dinghai 36
#5 Xi Zhengwen 33
#6 Nie Li 31
#7 Yang Zhizhong 31
#8 Wei Geng 30
#9 Li Weicheng 28
#10 Zhang Tao 27

Latest patents

Publication Filing date Title
CN112192133A Automatic welding and rotating tool and machining method for upper roller carrier of spherical container and spherical end socket
CN112212313A Fluidized bed boiler power generation system with energy storage frequency modulation and emergency water replenishing functions
CN112212350A Horizontal flue deashing system suitable for pi type boiler
CN112275137A System and method for preheating sintering flue gas SCR denitration catalyst
CN112191999A Fillet weld structure of nickel-based small pipe and alloy steel header and welding process
CN112082194A Single-tank molten salt energy storage and heating system and energy storage and heating method thereof
CN112082149A Flue gas recirculation lignite drying method and drying system
CN112079333A Chain reaction hydrogen production system and hydrogen production method
CN112024810A Cantilever type multipoint machining device
CN112149263A Method for setting heliostat installation position in debugging period
CN112122865A Dissimilar steel beveled tube plate and heat exchange tube sealing welding process
CN111957440A Desulfurization wastewater zero-discharge treatment system and method for sintering and pellet roasting equipment
CN111993488A Tube-tube plate fillet weld radiographic inspection film drilling device
CN112194298A System and method for recycling wastewater of whole power plant
CN111957173A Ash bucket fluidized air system for semidry method electric-bag composite dust removal and control method thereof
CN111922997A Rotary table
CN111765451A Screen type superheater system
CN111895391A Operation regulation and control method for preventing hearth from coking after BT (BT) of supercritical circulating fluidized bed boiler
CN111895390A Air distribution system of external heat exchanger of circulating fluidized bed boiler
CN111765790A Fused salt single-tank heat storage system with high-level arrangement of fused salt tanks