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CHINA NUCLEAR IND 23 CONSTR CO

Overview
  • Total Patents
    77
  • GoodIP Patent Rank
    38,174
About

CHINA NUCLEAR IND 23 CONSTR CO has a total of 77 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machine tools, environmental technology and measurement are AKANE KK, JIANGSU TURBINE SEAL HIGH TECHNOLOGY CO LTD and SHANDONG ELECTRIC POWER CONSTRUCTION NO 2 CO.

Patent filings in countries

World map showing CHINA NUCLEAR IND 23 CONSTR COs patent filings in countries

Patent filings per year

Chart showing CHINA NUCLEAR IND 23 CONSTR COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Guo Yanhui 7
#2 Zhang Weidong 5
#3 Zhang Donghui 5
#4 Zhang Yongsheng 5
#5 Hu Guangjie 5
#6 Cai Yongmao 5
#7 Han Naishan 4
#8 Lu Hongjie 4
#9 Feng Yingchao 4
#10 Fu Zhijun 3

Latest patents

Publication Filing date Title
CN105149744A Method for welding butt joint of large thick wall pipelines in nuclear power station
CN104897777A Method for improving longitudinal resolution of TOFD (time of flight diffraction) detection with Burg algorithm based autoregressive spectrum extrapolation technology
CN104951598A Device and method for generating command stream for pipeline stress analysis based on PDMS
CN104951602A Device and method for extracting material list from Auto CAD axonometric drawing
CN104828688A A tool used for assisting movement of a crane superlift counterweight and a using method thereof
CN104625521A Rail equipment for steel containment all-position automatic welding in nuclear power plant
CN104589277A Tool for carrying out opening alignment on flange and pipe section
CN104626059A Tool for drawing out expansion bolt
CN104567841A High-altitude centering method used for total station
CN104561509A Method for assisting heat treatment of steel pipe welding seams
CN104625553A Tool for adjusting alignment tolerance of welding junction assembly
CN104599729A Method for dry protection of reactor core of dry reactor
CN104613842A Tool for inspecting filter element replacement system and use method of tool
CN104654980A Tool used for assisting in weld joint deflection measurement of control rod driving mechanism in nuclear power station
CN104555710A Tool for assisting hosting of reactor core dry protection
CN104625459A Welding groove of passive nuclear power plant steel containment
CN104551357A Welding method for welding steel containment vessel of passive nuclear power plant
CN104625363A Tool for auxiliary adjustment of automatic welding tungsten electrode inclined angle
CN104525647A Tool for cold-forming pipeline
CN104537468A Device used for managing welder qualification information and working method thereof