Patents by Inventor Tom Allan

Tom Allan 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).

  • Split Stream Oilfield Pumping Systems
    Publication number: 20120006550
    Abstract: A method of pumping an oilfield fluid from a well surface to a wellbore is provided that includes providing a clean stream; operating one or more clean pumps to pump the clean stream from the well surface to the wellbore; providing a dirty stream including a solid material disposed in a fluid carrier; and operating one or more dirty pumps to pump the dirty stream from the well surface to the wellbore, wherein the clean stream and the dirty stream together form said oilfield fluid.
    Type: Application
    Filed: September 19, 2011
    Publication date: January 12, 2012
    Inventors: Rod Shampine, Paul Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin, Edward Leugemors, Larry D. Welch, Joe Hubenschmidt, Philippe Gambier, William Troy Huey, Tom Allan
  • Split stream oilfield pumping systems
    Patent number: 8056635
    Abstract: A method of pumping an oilfield fluid from a well surface to a wellbore is provided that includes providing a clean stream; operating one or more clean pumps to pump the clean stream from the well surface to the wellbore; providing a dirty stream including a solid material disposed in a fluid carrier; and operating one or more dirty pumps to pump the dirty stream from the well surface to the wellbore, wherein the clean stream and the dirty stream together form said oilfield fluid.
    Type: Grant
    Filed: December 2, 2010
    Date of Patent: November 15, 2011
    Assignee: Schlumberger Technology Corporation
    Inventors: Rod Shampine, Paul Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin, Edward Leugemors, Larry D. Welch, Joe Hubenschmidt, Philippe Gambier, William Troy Huey, Tom Allan
  • SPLIT STREAM OILFIELD PUMPING SYSTEMS
    Publication number: 20110067885
    Abstract: A method of pumping an oilfield fluid from a well surface to a wellbore is provided that includes providing a clean stream; operating one or more clean pumps to pump the clean stream from the well surface to the wellbore; providing a dirty stream including a solid material disposed in a fluid carrier; and operating one or more dirty pumps to pump the dirty stream from the well surface to the wellbore, wherein the clean stream and the dirty stream together form said oilfield fluid.
    Type: Application
    Filed: December 2, 2010
    Publication date: March 24, 2011
    Inventors: Rod Shampine, Paul Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin, Edward Leugemors, Larry D. Welch, Joe Hubenschmidt, Philippe Gambier, William Troy Huey, Tom Allan
  • Method of pumping an oilfield fluid and split stream oilfield pumping systems
    Patent number: 7845413
    Abstract: A method of pumping an oilfield fluid from a well surface to a wellbore is provided that includes providing a clean stream; operating one or more clean pumps to pump the clean stream from the well surface to the wellbore; providing a dirty stream including a solid material disposed in a fluid carrier; and operating one or more dirty pumps to pump the dirty stream from the well surface to the wellbore, wherein the clean stream and the dirty stream together form the oilfield fluid.
    Type: Grant
    Filed: May 29, 2007
    Date of Patent: December 7, 2010
    Assignee: Schlumberger Technology Corporation
    Inventors: Rod Shampine, Paul Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin, Edward Leugemors, Larry D. Welch, Joe Hubenschmidt, Philippe Gambier, William Troy Huey, Tom Allan
  • SPLIT STREAM OILFIELD PUMPING SYSTEMS
    Publication number: 20070277982
    Abstract: A method of pumping an oilfield fluid from a well surface to a wellbore is provided that includes providing a clean stream; operating one or more clean pumps to pump the clean stream from the well surface to the wellbore; providing a dirty stream including a solid material disposed in a fluid carrier; and operating one or more dirty pumps to pump the dirty stream from the well surface to the wellbore, wherein the clean stream and the dirty stream together form said oilfield fluid.
    Type: Application
    Filed: May 29, 2007
    Publication date: December 6, 2007
    Inventors: Rod Shampine, Paul Dwyer, Ronnie Stover, Mike Lloyd, Jean-Louis Pessin, Edward Leugemors, Larry Welch, Joe Hubenschmidt, Philippe Gambier, William Troy, Tom Allan