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on 15 Oct 2021
NALCO CHEMICAL COMPANY
73716144 · 11 Mar 1988
009
COMPUTERIZED APPARATUS FOR THE MONITORING AND FEEDING OF INDUSTRIAL CH...
on 10 Apr 2020
Nalco Chemical Company
74510006 · 07 Apr 1994
042
testing service to measure biocide concentration in industrial process...
on 27 Mar 2020
NALCO CHEMICAL COMPANY
73590249 · 27 Mar 1986
001
CHEMICALS FOR TREATING INDUSTRIAL COOLING WATERS TO PREVENT SCALING AN...
on 04 Apr 2018
NALCO CHEMICAL COMPANY
71667820 · 07 Jun 1954
006
CHEMICAL COMPOSITIONS WHICH ARE SOLD FOR USE AS CORROSION INHIBITORS I...
on 01 Apr 2016
NALCO CHEMICAL COMPANY
72339213 · 29 Sep 1969
026
DEVICE IN THE NATURE OF A SLIDE RULE WHICH IS USED FOR MAKING COMPUTAT...
on 26 Feb 2016
Nalco Chemical Company
74421338 · 06 Aug 1993
001
chemical products used to control and maintain reverse osmosis membran...
on 15 Jan 2016
Nalco Chemical Company
74046493 · 06 Apr 1990
016
marketing newsletter distributed to pulp & paper manufacturers, proces...
on 15 Jan 2016
Nalco Chemical Company
74059608 · 17 May 1990
001
industrial water treatment chemicals,industrial water treatment chemic...
on 03 Jun 2012
NALCO CHEMICAL COMPANY
71613852 · 14 May 1951
006
ALGAECIDES FOR THE TREATMENT OF WATER AND HERBICIDES FOR DESTROYING VE...
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Robert a miller (60)
Louis j aldini (44)
Donald g epple (32)
Kelly l cummings (25)
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Thomas m breininger (8)
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Patent licensing department (49)
Robert a miller (37)
Louis j aldini (32)
Nalco chemical company (32)
James j drake (21)
Kelly l cummings (16)
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