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CHINA FIRST HEAVY IND DALIAN HYDROGENATION REACTOR CO LTD

Overview
  • Total Patents
    38
  • GoodIP Patent Rank
    43,923
  • Filing trend
    ⇩ 100.0%
About

CHINA FIRST HEAVY IND DALIAN HYDROGENATION REACTOR CO LTD has a total of 38 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets machine tools, transport and measurement are ZHANGJIAGANG HUAJI ENVIRONMENTAL PROT NEW ENERGY TECHNOLOGY CO LTD, Nanjing sanle electronic information industry group co ltd and CHENGXI SHIPYARD XINRONG CO LTD.

Patent filings in countries

World map showing CHINA FIRST HEAVY IND DALIAN HYDROGENATION REACTOR CO LTDs patent filings in countries
# Country Total Patents
#1 China 38

Patent filings per year

Chart showing CHINA FIRST HEAVY IND DALIAN HYDROGENATION REACTOR CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gu Wen 11
#2 Liu Wancun 9
#3 Li Yubo 7
#4 Gao Dianbao 7
#5 Gao Yongguang 6
#6 Sun Yun 5
#7 Li Zhijie 5
#8 Guo Jingkun 4
#9 Cai Jingrui 4
#10 Sun Gang 4

Latest patents

Publication Filing date Title
CN111014874A Automatic welding heating control device and operation method thereof
CN111037153A E316H type welding rod for manufacturing fast neutron reactor equipment
CN111037152A Welding rod matched with steel for 3Ni-1.6Cr-0.5Mo nuclear power equipment and preparation method thereof
CN111231639A Vibrating type mobile platform and operation method thereof
CN111055043A Argon tungsten-arc welding wire for welding Cr-Mo-V steel for hydrogenation reactor and preparation method thereof
CN111070051A Movable air bag type lifting abrasive belt machine and operation method thereof
CN110756960A Tungsten electrode infinite rotation narrow gap welding joint
CN110756961A TIG welding gun for deep hole welding of pipe fitting
CN110757042A Movable welding flux conveying device and operation method
CN110730521A Nuclear power pressure vessel connecting pipe assembly welding electromagnetic induction heating device and using method thereof
CN110749652A TOFD flaw detection auxiliary device and using method thereof
CN110756962A Full-cold-structure double-tungsten-electrode welding gun body and device
CN110749260A Hole pitch detection device and method
CN110757128A Automatic pipe penetrating device for chemical container and operation method thereof
CN110695490A Automatic surfacing device for stainless steel layer double-gun gas shielded welding of boss on inner wall of shell ring
CN110625289A Tungsten electrode argon arc welding wire for welding Mn-Mo-Ni steel of nuclear island main equipment
CN110549193A Automatic circumferential weld polishing device and operation method thereof
CN110549291A pneumatic tensioning type seeker
CN110549212A automatic reciprocating grinding and polishing device with adjustable depth and operation method thereof
CN107999982A Drive tube socket penetration piece welding anti-deformation water device for cooling and its application method