Patents by Inventor Pieter Schellingerhout

Pieter Schellingerhout 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).

  • Small particle size oil in water lubricant fluid
    Patent number: 9707605
    Abstract: An oil in water lubricant fluid for use in steel cold rolling, comprising an oil in water emulsion having a particle size of 1 ?m or less, consisting of an oil phase and water, where the oil phase includes about 5 wt % to about 40 wt % of at least one polymeric surfactant, about 25 wt % to about 95 wt % base oil, about 0.2 wt % to about 10 wt % extreme pressure lubrication additives, and about 0.5 wt % to about 6 wt % other functional additives.
    Type: Grant
    Filed: May 10, 2010
    Date of Patent: July 18, 2017
    Assignee: QUAKER CHEMICAL CORPORATION
    Inventors: Tao Zhu, Pieter Schellingerhout, Yuming Zhang, Jiangbo Ma
  • SMALL PARTICLE SIZE OIL IN WATER LUBRICANT FLUID
    Publication number: 20120245067
    Abstract: An oil in water lubricant fluid for use in steel cold rolling, comprising an oil in water emulsion having a particle size of 1 ?m or less, consisting of an oil phase and water, where the oil phase includes about 5 wt % to about 40 wt % of at least one polymeric surfactant, about 25 wt % to about 95 wt % base oil, about 0.2 wt % to about 10 wt % extreme pressure lubrication additives, and about 0.5 wt % to about 6 wt % other functional additives.
    Type: Application
    Filed: May 10, 2010
    Publication date: September 27, 2012
    Applicant: QUAKER CHEMICAL CORPORATION
    Inventors: Tao Zhu, Pieter Schellingerhout, Yuming Zhang, Jiangbo Ma