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TIANCHEN CHEMICAL CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    223,158
About

TIANCHEN CHEMICAL CO LTD has a total of 12 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and macromolecular chemistry and polymers are INST MULTIPURPOSE UTILIZATION MINERAL RESOURCES CAGS, TUCHINSKIJ VLADIMIR R and RIVER SUTON KK.

Patent filings in countries

World map showing TIANCHEN CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing TIANCHEN CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wu Bin 8
#2 Liu Zhonghai 7
#3 Lu Jun 6
#4 Zhang Guoyu 5
#5 Zhang Honglei 4
#6 Guo Jian 4
#7 Zhang Yonglong 4
#8 Wang Mingjie 4
#9 Hongjian Tang 3
#10 Han Jianjun 3

Latest patents

Publication Filing date Title
CN109775368A A kind of negative-pressure pneumatic transmission system in drying acetylene production
CN104291407A Soft water deaeration method in VCM polymerization
CN103285796A Closed-loop circulating and recycling method for polymerization tail gas in polyvinyl chloride production
CN103130369A Method of reusing sodium hypochlorite waste water generated by acetylene lustration
CN103130294A Method of extracting dissolved acetylene gas from sodium hypochlorite waste water in vacuum in acetylene manufacturing process
CN102358661A Method for removing chemical oxygen demand (COD) in polyvinyl chloride wastewater
CN102372377A Method for advanced treatment of mercury-containing wastewater
CN102381749A Method for treating low-concentration mercury-containing wastewater
CN102303876A Method for mixed burning of natural gas and calcium carbide furnace gas
CN102399373A Method for recovering polyvinyl chloride (PVC) particles from PVC centrifuged waste water
CN102021603A Chlorine zero-pressure control method applied to process for preparing alkali by utilizing zero-pole ionic membrane electrolytic cell
CN102286122B Low-temperature water injection method for polymerization in polyvinyl chloride resin production