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NALCO ENERGY SERVICES LP

Overview
  • Total Patents
    62
About

NALCO ENERGY SERVICES LP has a total of 62 patent applications. Its first patent ever was published in 2002. It filed its patents most often in WIPO (World Intellectual Property Organization), Argentina and Brazil. Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and machines are QINGDAO PENGBO PETROLEUM TECHNICAL SERVICES CO LTD, M I AUSTRALIA PTY LTD and LE INZH EKONOMICHESKIJ I IM PA.

Patent filings per year

Chart showing NALCO ENERGY SERVICES LPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Meyer George Richard 9
#2 Tong David Youdong 7
#3 Treybig Duane S 7
#4 Chang Kin-Tai 7
#5 Gerken Kurt S 6
#6 Blair Cecil C 6
#7 Hahn Carl W 5
#8 Blair Cecil Curtis 5
#9 Lang Frank T 4
#10 Treybig Duane 4

Latest patents

Publication Filing date Title
EP1730384A2 Clay stabilization in sub-surface formations
BRPI0414287A method of modifying the water permeability of an underground formation, composition, and, compound
WO2005005379A2 Alkoxylated alkylphenol-arylaldehyde polymer
US7005087B2 Composition and method for preventing fouling in (meth)acrylic acid processes
US6984710B2 Alkoxylated alkylphenol-formaldehyde-diamine polymer
EP1556329A1 Use of antifoulant polymers in (meth)acrylic acid processes
US7057050B2 Imidazoline corrosion inhibitors
US6787506B2 Use of dispersion polymers as friction reducers in aqueous fracturing fluids