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SHANGHAI HUAYI ENERGY CHEMICAL CO LTD

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    59,412
  • Filing trend
    ⇧ 25.0%
About

SHANGHAI HUAYI ENERGY CHEMICAL CO LTD has a total of 29 patent applications. It increased the IP activity by 25.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, chemical engineering and environmental technology are CHINTA SIVADINARAYANA, MONTECATINI TECNOLOGIE SRL and HEBEI JIANXIN CHEMICAL CO LTD.

Patent filings in countries

World map showing SHANGHAI HUAYI ENERGY CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 29

Patent filings per year

Chart showing SHANGHAI HUAYI ENERGY CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wu Liangquan 12
#2 Li Junling 10
#3 Cui Wei 7
#4 Wang Qun 6
#5 Shan Weiwei 6
#6 Shi Chunhui 6
#7 Jiang Wen 6
#8 Zhu Yan 6
#9 Xiao Benduan 6
#10 Wang Zhiguang 5

Latest patents

Publication Filing date Title
CN111151201A Reaction device and system and method for synthesizing acetic acid by methanol carbonylation
CN111170843A Method for removing volatile substances in 3-hydroxypropionaldehyde mixed aqueous solution
CN111377808A Method for treating cobalt-based catalyst-containing 3-hydroxypropionaldehyde mixed solution
CN111348987A Reduction method of catalyst in preparation of ethylene glycol by dimethyl oxalate gas-phase hydrogenation
CN111420675A Catalyst for synthesizing dimethyl carbonate by catalytic coupling of carbon monoxide and preparation method and application thereof
CN111018688A Method for preparing 3-hydroxypropionaldehyde and method for preparing 1, 3-propanediol
CN110818568A Device for continuously producing methyl nitrite gas and application thereof
CN108225824A A kind of sampler suitable for high-pressure gas-liquid mixed reaction solution
CN109651084A A kind of method and application thereof handling the 3-HPA mixture aqueous solution containing carboxylic acid and metal cation
CN107837809A It is a kind of to prepare catalyst of normal propyl alcohol and its production and use for dimethyl malenate catalytic hydrogenation
CN107673974A The recycling method and device of a kind of nitrogen oxides
CN106748785A Waste water treatment process and system in a kind of synthesis gas preparing ethylene glycol technique
CN108160079A A kind of preparation method of the adjustable disubstituted cyclohexane carboxylate of purposes and cis-trans ratio of catalyst
CN108129289A The preparation method of carbonylation synthesis propionic acid under a kind of ethyl alcohol low pressure
CN106588567A Preparation method of 1,3-propylene glycol through hydrogenation of 3-hydroxyl propionaldehyde
CN107866224A Catalyst and its production and use
CN106914240A A kind of catalyst of CO gas phase couplings synthesis of oxalate and preparation method and application
CN106861759A A kind of epoxyalkane hydroformylation prepares catalyst of terminal hydroxy group aldehyde and its preparation method and application
CN105435791A Catalyst for preparing 1,3-propylene glycol through dialkyl malonate in hydrogenation mode and preparation method and application of catalyst
CN106588667A Regeneration process and regeneration device system of methyl nitrite in process for preparation of ethylene glycol from synthesis gas