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LUOYANG PETROCHEM ENG

Overview
  • Total Patents
    140
  • GoodIP Patent Rank
    35,955
About

LUOYANG PETROCHEM ENG has a total of 140 patent applications. Its first patent ever was published in 1987. It filed its patents most often in China, United States and Canada. Its main competitors in its focus markets environmental technology, basic materials chemistry and chemical engineering are NI PI KOMPLEKSNOJ AVTOM NEFTYA, Jiangsu huatai heavy industry equipment co ltd and SVAJGL OLDRICH.

Patent filings in countries

World map showing LUOYANG PETROCHEM ENGs patent filings in countries
# Country Total Patents
#1 China 135
#2 United States 2
#3 Canada 1
#4 EPO (European Patent Office) 1
#5 India 1

Patent filings per year

Chart showing LUOYANG PETROCHEM ENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hao Daijun 19
#2 Fan Maiyue 18
#3 Chen Manqiao 17
#4 Wang Wenke 17
#5 Zhang Yaxi 14
#6 Han Haibo 14
#7 Tang Haitao 14
#8 Wu Lixian 14
#9 Wei Xiaobo 13
#10 Li Kang 12

Latest patents

Publication Filing date Title
CN104845660A Pneumatic control external heat remover
CN105327657A Overflow-type gas-liquid distributor
CN105319142A Device and method for evaluating vapor phase inhibitor
CN105275019A Underground pipeline anti-leakage facility
CN105236667A Closed treatment method for wood-tar processing wastewater
CN105233784A Alkylation reactor and alkylation method
CN105275020A Underground pipeline anti-leakage facility
CN105277482A Distillation apparatus tower top system dew point corrosion test method
CN105316039A Hydrogenation technology
CN105270772A Ethylene spherical tank cooling depressurizing method
CN105254461A Comprehensive methanol utilization method
CN105220158A A kind of non-phosphorus system high-temperature corrosion inhibitor and preparation method thereof
CN105219429A A kind of high water-content crude oil separation method
CN105194995A Method for trapping carbon dioxide in FCC smoke
CN105080438A Gas-liquid distributor for fluidized bed reactor
CN105087056A Three-phase separator
CN105013406A Stacked radial fixed bed reactor and application
CN105018129A Device and method for producing gasoline from methyl alcohol by fluidized bed
CN105020734A Method and device for recycling smoke waste heat
CN104976918A Air preheater with dirt removing function and dirt removing method