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ONDEO NALCO CO

Overview
  • Total Patents
    277
About

ONDEO NALCO CO has a total of 277 patent applications. Its first patent ever was published in 1998. It filed its patents most often in WIPO (World Intellectual Property Organization), United States and Australia. Its main competitors in its focus markets environmental technology, machines and textiles and paper are CHEMTREAT INC, HKY TECH CO LTD and E-TECH ENERGY TECH DEVELOPMENT CORPORATION.

Patent filings per year

Chart showing ONDEO NALCO COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hoots John E 38
#2 Sivakumar Ananthasubramanian 22
#3 Banks Rodney H 20
#4 Whipple Wesley L 19
#5 Duggirala Prasad Y 17
#6 Morris John D 15
#7 Ramesh Manian 15
#8 Davis Ronald V 15
#9 Shevchenko Sergey M 14
#10 Workman David P 14

Latest patents

Publication Filing date Title
CA2573296A1 Method of dewatering thin stillage processing streams
WO2004062835A2 Method of improving the removal of investment casting shells
EP1467017A1 Method of controlling microorganisms in hydrogen peroxide pulp bleaching processes
AU2003256524A1 Stabilized bromine and chlorine mixture, method of manufacture and uses thereof for biofouling control
US6733674B2 Method of dewatering sludge using enzymes
WO03078333A1 Method of controlling deposit formation in aqueous systems
US6641624B1 Method of preparing a synthetic fuel from coal
US6706144B1 Method of dewatering pulp
US6685840B2 Method for determining the dissolution rate of a solid water treatment product
US6527914B1 Method of enhancing brightness and brightness stability of paper made with mechanical pulp
US6733673B2 Method of dewatering sludge using enzymes
WO02076892A1 Polyamphoteric polymers for raw water treatment
AU2002231152B2 High molecular weight polymers containing pendant salicylic acid groups
US6709551B2 High molecular weight cationic and anionic polymers comprising zwitterionic monomers
US6662636B2 Method of reducing fouling in filters for industrial water system analytical devices
US6572789B1 Corrosion inhibitors for aqueous systems
WO0249839A1 Improved ink jet printing paper and methods for producing and using the same
WO02077151A1 Polymer cleaner formulation
AU2002248148A1 Modification of soy flour proteins for producing coagulants in papermaking and waste water treatment applications
US6592718B1 Method of improving retention and drainage in a papermaking process using a diallyl-N,N-disubstituted ammonium halide-acrylamide copolymer and a structurally modified cationic polymer