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TANGSHAN ZHONGRUN COAL CHEMICAL CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    138,613
About

TANGSHAN ZHONGRUN COAL CHEMICAL CO LTD has a total of 15 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry, chemical engineering and measurement are ACRE COKING & REFRACTORY (DALIAN) ENG CONSULTING CORP MCC, ACRE COKING & REFRACTORY DALIAN ENG CONSULTING CORP MCC and WILLIAM EVERARD DAVIES.

Patent filings in countries

World map showing TANGSHAN ZHONGRUN COAL CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing TANGSHAN ZHONGRUN COAL CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Hui 10
#2 Gu Zhiqiang 7
#3 Zhao Miao 6
#4 Yuan Shoujing 5
#5 Cao Jiwen 5
#6 Sun Chunkai 5
#7 Wu Chunsong 5
#8 Zhang Bobo 5
#9 Zhao Aihua 4
#10 Zhou Zheng 4

Latest patents

Publication Filing date Title
CN112280570A Method for controlling sulfur and nitrate in source of coke oven flue gas
CN112263903A Malodorous gas collecting and treating system for chemical sewage
CN110801797A Nitrogen circulating temperature rise and fall system of methanol preparation device and application method thereof
CN110780012A Large-flux packed chromatographic column for detecting sulfide in hydrogenated benzene and application thereof
CN110951495A Method, system, medium and equipment for controlling coke quality in whole coking process
CN110903833A Method for improving yield of top-loading coke oven
CN110330986A A method of replacement carbonizing chamber of coke oven bottom brick
CN109810717A A kind of method reducing dry coke quenching coke burning and the device for preparing dry coke quenching
CN106769221A A kind of tank car is layered automatic sampling system
CN105254471A Device and method for applying heat energy of reforming gas in system for preparing methanol from coke oven gas
CN105400553A Method for replacing primary hydrogenation catalyst in device for preparing methanol by coke oven gas
CN104370700A System and method for recycling crude methanol dissolved gas in process of preparing methanol from coke oven gas
CN103423589A Liquid oxygen vaporizing system for technology of preparing methanol with coke oven gas and technology
CN103031159A Coal gas purifying and cooling technology and system
CN102659758A Regeneration and purification method of sulfolane in crude benzene hydrofining