Learn more

CHINA HUANQIU CONTRACTING & ENG CO LTD

Overview
  • Total Patents
    44
  • GoodIP Patent Rank
    34,904
  • Filing trend
    ⇩ 57.0%
About

CHINA HUANQIU CONTRACTING & ENG CO LTD has a total of 44 patent applications. It decreased the IP activity by 57.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, basic materials chemistry and chemical engineering are S H G INC, LAIR LIQUIDE and LGA GASTECHNIK GMBH.

Patent filings in countries

World map showing CHINA HUANQIU CONTRACTING & ENG CO LTDs patent filings in countries
# Country Total Patents
#1 China 44

Patent filings per year

Chart showing CHINA HUANQIU CONTRACTING & ENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Sibo 10
#2 Song Yuchen 9
#3 Liu Yihong 9
#4 Yang Xiaoyan 8
#5 Li Jinhui 8
#6 Cao Wen 8
#7 Sui Jianwei 8
#8 Wang Qiufeng 8
#9 Yue Wei 7
#10 Guo Huibo 7

Latest patents

Publication Filing date Title
CN112224888A Exhaust filtering structure of solid material blanking system
CN112253996A Modular structure for open rack vaporizer system
CN112113339A High-efficiency double-wing type overlapped combustion gas distributor
CN112097097A Skid-mounted one-island four-skid LNG loading and unloading vehicle
CN111939836A Complete equipment and method for rotary drum sulfur granulation with cooling flow channel
CN111853531A Modular structure of LNG receiving station
CN111779967A Wharf platform pipeline cold insulation system and method of offshore LNG receiving station
CN111775364A Granulating water circulation system of indirect temperature control extrusion granulator
CN111763529A Radiation furnace tube
CN111779910A Two-in-one return bend
CN111744327A Reduce alkali wash liquid processing system of wash oil quantity
CN111731883A Movable multidirectional quick loading and unloading system
CN111724861A Fitting calculation method for olefin polymerization reaction kinetic parameters
CN111561656A Modular skid-mounted submerged combustion gasifier system
CN111073705A Water-cooled wall slurry feeding gasification furnace
CN111116335A Method and device for preparing acrolein or methacrolein
CN111059550A Three-chamber RTO waste gas treatment system
CN111138266A Method and device for preparing acrylic acid or methacrylic acid
CN110923014A Fluxing agent for adjusting melting characteristic of high-sulfur petroleum coke gasification ash and application thereof
CN110862845A Pressurized gasification device and method for downward cooling and staged washing of synthesis gas