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Sang Hea Shim, Dennis P Bakalik, Donald A Johnson, Bo Yang, Frank F Lu: Carbon steel corrosion inhibitors. Nalco Chemical Company, James J Drake, Robert A Miller, December 31, 1996: US05589106 (39 worldwide citation)

The prevention of corrosion on the surfaces of metallic pipes, heat exchangers, and the like which are in contact with industrial cooling waters, and particularly industrial cooling waters containing low levels of hardness is controlled utilizing a corrosion inhibiting amount of a composition includ ...


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John W Sparapany, Dennis P Bakalik: Superabsorbent polymers. Nalco Chemical Company, John G Roberts Jr, Donald G Epple, Anthony L Cupoli, May 1, 1990: US04921904 (18 worldwide citation)

A substantially water-insoluble, slightly cross-linked, partially neutralized, hydrogen-forming polymer composition consisting essentially of


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