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Wudi huaxin petroleum technology service co ltd

Overview
  • Total Patents
    33
  • GoodIP Patent Rank
    46,918
About

Wudi huaxin petroleum technology service co ltd has a total of 33 patent applications. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry and environmental technology are SYNOIL FLUIDS HOLDINGS INC, M I SWACO NORGE AS and ETHICAL SOLUTIONS LLC.

Patent filings in countries

World map showing Wudi huaxin petroleum technology service co ltds patent filings in countries
# Country Total Patents
#1 China 33

Patent filings per year

Chart showing Wudi huaxin petroleum technology service co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Ruiguo 33

Latest patents

Publication Filing date Title
CN105199788A Special anti-static agent for diesel oil and preparation method of anti-static agent
CN105331403A Fuel-oil composite energy-saving additive and preparing method thereof
CN105176631A Composite additive for internal combustion engine oil and preparation method of composite additive
CN105176633A Composite additive for engine lubricating oil and preparation method thereof
CN105174502A Scale and corrosion inhibitor for oilfield reinjection water and preparation method of scale and corrosion inhibitor
CN105254039A Solid corrosion inhibition and sterilization type antisludging agent for oil field and preparing method thereof
CN104927824A Degradable oil displacing anti-swelling clay stabilizer and preparing method thereof
CN104893697A Environment-friendly sludge inhibitor and preparation method thereof
CN105038748A High-temperature-resistant sludge inhibitor and preparation method of same
CN104818049A Environment-friendly type low temperature resistant crude oil demulsifier and preparation method thereof
CN104818048A Compound high temperature resistant crude oil demulsifier and preparation method thereof
CN104818010A High temperature resistant fracturing fluid and preparation method thereof
CN104818011A Weighted fracturing fluid and preparation method thereof
CN104263542A Degradable severe oil pollution cleaning agent and preparation method thereof
CN104365689A Bactericide for oilfield exploitation and preparation method of bactericide
CN104342300A Special degradable cleaning powder for oil storage tank and preparation method thereof
CN104397055A Oilfield compound type bactericide and preparation method thereof
CN104342237A Oxidation and corrosion inhibitor for lubricating oil and preparation method thereof
CN104403708A Oil product cleaning agent and preparation method thereof
CN104278276A Antirust agent for oil product and preparation method of antirust agent