r 1999Tetra Laval Holdings & Finance, SaNanocomposite polymer containerUS6207622 *16 Jun 200027 Mar 2001EcolabWater-resistant conveyor lubricant and method for transporting articles on a conveyor systemUS6288012 *17 Nov 199911 Sep 2001Ecolab, Inc.Container, such as a beverage container, lubricated with a substantially non-aqueous lubricantUS6427826 *16 Jun 20006 Ago 2002Ecolab Inc.Container, such