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CHALLENGE PETROCHEMICAL MACH

Overview
  • Total Patents
    34
  • GoodIP Patent Rank
    191,379
About

CHALLENGE PETROCHEMICAL MACH has a total of 34 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, mechanical elements and machine tools are K II CORP KK, V N PROIZV OB RATSIONALNOMU IS and TBIL OTDEL V PROEKTNO IZYSKATE.

Patent filings in countries

World map showing CHALLENGE PETROCHEMICAL MACHs patent filings in countries
# Country Total Patents
#1 China 34

Patent filings per year

Chart showing CHALLENGE PETROCHEMICAL MACHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Sunyi 25
#2 Huang Siluo 5
#3 Zhang Haofan 4
#4 Sunyi Chen 4
#5 Lin Jinhua 3
#6 Duan Rui 3
#7 Zhang Lanzhu 2
#8 Li Fang 2
#9 Li Xiaojun 2
#10 Zhao Gang 2

Latest patents

Publication Filing date Title
CN104089120A Flange
CN104089017A Sealing gasket and combined sealing gasket
CN104089119A Flange assembly applied to high temperature high pressure and fluctuation work condition
CN104070440A Automatic polishing device for large diameter bending pipe internal wall
CN103807440A Self-tightening type sealing gasket for sealing asymmetric structure
CN103807870A Method and structure for preventing generation of condensate water on flue gas side of cast iron air preheater
CN103591832A Inclined-fin-tube heat exchanger
CN103557736A Slant finned tube
CN103542761A Sealing gasket for tube box of tube type heat exchanger
CN103557738A Sealing structure of tubular heat exchanger tube box
CN103353125A Baffling fin casting plate-type air pre-heater
CN103389002A Waveband fin cast plate air preheater
CN103727555A Waved-tooth fin casting plate type air pre-heater
CN103196309A Heat exchanger tube bundle capable of preventing corrosion of shell side clearance
CN103148734A Connection structure between heat exchange pipe and pipe plate for preventing clearance corrosion of shell pass side
CN103148731A Improved tube type heat exchanger tube box
CN103063074A U-shaped tube bundle heat exchanger with tail shakeproof device
CN102967169A Heat exchange tube and tube plate connection structure capable of preventing corrosion of clearance on shell pass side
CN102794151A Diagonal bracing type loop reactor
CN102836683A Self-tightening type packing box seal displacement buffer, and loop reactor