Patents by Inventor Steve Rohring

Steve Rohring 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).

  • Porous Proppants
    Publication number: 20140110110
    Abstract: A lightweight proppant with high crush strength can include a ceramic such as silicon carbide or silicon nitride.
    Type: Application
    Filed: October 22, 2012
    Publication date: April 24, 2014
    Inventor: Steve Rohring
  • High pressure open discharge pump system
    Patent number: 8182246
    Abstract: A high-pressure cam driven open discharge pump system is provided, wherein a high-pressure output at a relatively constant pressure is formed. The pump system includes a plurality of pressurizing subassemblies, each subassembly including a cam follower retained by a cam follower support guided by guide bearings to induce linear motion of a connected piston rod. The piston rod is slidably received within a removable high-pressure cylinder assembly which retains a high pressure cylinder.
    Type: Grant
    Filed: April 2, 2008
    Date of Patent: May 22, 2012
    Inventor: Steve Rohring
  • High pressure open discharge pump system
    Publication number: 20060127228
    Abstract: A high-pressure cam driven open discharge pump system is provided, wherein a high-pressure output at a relatively constant pressure is formed. The pump system includes a plurality of pressurizing subassemblies, each subassembly including a cam follower retained by a cam follower support guided by guide bearings to induce linear motion of a connected piston rod. The piston rod is slidably received within a removable high-pressure cylinder assembly which retains a high pressure cylinder.
    Type: Application
    Filed: December 9, 2004
    Publication date: June 15, 2006
    Inventor: Steve Rohring