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CHINA PETROLEUM ENG & CONSTR CORP

Overview
  • Total Patents
    85
  • GoodIP Patent Rank
    16,912
  • Filing trend
    ⇧ 1033.0%
About

CHINA PETROLEUM ENG & CONSTR CORP has a total of 85 patent applications. It increased the IP activity by 1033.0%. Its first patent ever was published in 2014. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and Russian Federation. Its main competitors in its focus markets chemical engineering, mechanical elements and basic materials chemistry are COSTAIN OIL GAS & PROCESS LTD, COOL ENERGY LTD and VANDOR DAVID.

Patent filings in countries

World map showing CHINA PETROLEUM ENG & CONSTR CORPs patent filings in countries

Patent filings per year

Chart showing CHINA PETROLEUM ENG & CONSTR CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tang Xiaoyong 41
#2 Chen Junwen 26
#3 Guo Yanlin 22
#4 Chen Yunqiang 20
#5 Yang Fan 20
#6 Chen Guiyu 19
#7 Tian Jing 18
#8 Guo Chenghua 18
#9 Pu Liming 17
#10 Wang Ke 17

Latest patents

Publication Filing date Title
CN112090888A Liquid ethane pipeline pipe cleaning and ball collecting safe operation system and method
CN112036069A Stress analysis pretreatment method for bimetal lining composite pipe system
CN112196505A Oil reservoir in-situ conversion hydrogen production system and hydrogen production process thereof
CN112070909A Engineering three-dimensional model LOD output method based on 3D Tiles
CN111981768A Device and method for extracting helium from natural gas through low-temperature throttling
CN111981767A Natural gas single-tower cryogenic helium extraction device and method
CN111965100A Online nondestructive time-space resolution monitoring method and device for corrosion in pipeline
CN112051390A Oil field demulsification dehydration performance evaluation system and evaluation method
CN111878708A Dense-phase carbon dioxide pipeline safety discharge system and method
CN111774387A Ball-passing indicator and pipeline cleaning system
CN111578621A Device and process capable of switching two natural gas towers for helium extraction
CN111536420A Safe filling system and method after liquid ethane pipeline maintenance
CN111573921A Method for treating mercury-containing gas field water
CN111547908A Method and device for recycling, treating and regenerating saline produced water of super-heavy oil
CN111544930A Anti-scaling anti-blocking large-capacity filtration treatment method and device
CN111473253A Safety treatment system and method for discharge medium of intermediate pump station of liquid ethane pipeline
CN111426798A Corrosive medium evaluation simulation system and corrosive medium evaluation method
CN111443286A Generator operation monitoring device
CN111237643A Pretreatment system and method for offshore fixed liquefied natural gas platform
CN111205899A Molecular sieve adsorption device and process for treating natural gas condensate