Nalco Chemical, which had 1998 sales of $1.6 billion, provides specialty water treatment and process chemicals, services and systems. It has had a hard time recently; earnings declined in 1998 and ...

Working together: Nalco Chemical Co. said Thursday it signed an agreement with Exxon Corp.’s chemical unit to form an energy chemicals venture. The venture will include Naperville-based Nalco… ...

Nalco Water, an Ecolab company has introduced OMNI, a program that improves critical asset performance for power and chemical producers through a new digital platform and real-time process control ...