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SICHUAN WELDON CHEMICALS CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    152,820
About

SICHUAN WELDON CHEMICALS CO LTD has a total of 11 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, environmental technology and civil engineering are UNOTEC SERVICES INTERNAT INC, URUMQI KEFAZHAN FINE CHEMICALS CO LTD and HUACHEN ENVIRONMENTAL PROT ENERGY GUANGZHOU CO LTD.

Patent filings in countries

World map showing SICHUAN WELDON CHEMICALS CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing SICHUAN WELDON CHEMICALS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 He Wei 11
#2 Wang Bin 10
#3 Zhang Ling 4
#4 Zhu He 3
#5 Cheng Qiang 3
#6 Zhang Hongxu 2
#7 Zhi Yaliang 2
#8 Qin Chao 1
#9 Pan Zheng 1
#10 Wang Kai 1

Latest patents

Publication Filing date Title
CN109095577A A kind of oil/gas well returns drain waste water Magneto separate treatment process and its system
CN109135687A A kind of shale gas fracturing fluid Instant suspension salt resistance friction reducer and preparation method thereof
CN109135712A A kind of shale gas fracturing fluid instant water-in-water emulsion friction reducer and preparation method thereof
CN106398679A Acidizing corrosion inhibitor used in self-diverting acid system as well as preparation method and application thereof
CN106433598A Method for preparing agent body A and agent body B of delayed crosslinker for plant gum fracturing fluid
CN106479474A Shale gas pressure break crosslinkable polymeric linear colloid system and preparation method thereof
CN106277626A Fracturing outlet liquid processes dosing fracturing technique again
CN106014277A Splash-proof connector for drilling mud
CN104371696A Cleanup agent applicable to slick water system and application method thereof
CN104371695A Slick water applied to shale gas industrialized fracturing exploitation and preparation method thereof
CN104261592A Fracturing flow-back fluid treatment system and treatment technology