Patents by Inventor Scott P. Riggle

Scott P. Riggle has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Water-based metal working fluid
    Patent number: 7018959
    Abstract: A water-based, recyclable metalworking fluid comprises a polyalkylene glycol, an alkanolamine, a polyglycol surfactant, a polyol surfactant, a biocide and a corrosion inhibitor. The biocide may comprise a mixture of biocidal compounds effective against bacterial and fungal organisms. The material may also include an isoalkoxy amine oxide and a glycol ether. The composition may also include ancillary ingredients such as viscosity controlling agents, defoamers, coloring agents and the like. It is a notable feature of the composition of the present invention that it is free of hazardous materials and fatty acids. Also disclosed is a method for using the composition in a metal-shaping operation.
    Type: Grant
    Filed: October 29, 2003
    Date of Patent: March 28, 2006
    Assignees: Miller Environmental, Miller Oil of Indiana, Inc., Masco Corporation
    Inventors: Anthony A. McCullough, John M. Noble, Phillip B. Simon, Ross Darren Smith, Scott P. Riggle, Douglas E. Doles