Patents by Inventor Anthony Wilfred Bolton

Anthony Wilfred Bolton 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).

  • Investment casting
    Patent number: 7900685
    Abstract: In an investment casting procedure using microwave energy as the heat source virgin wax models are attached to a spree of wax-type pattern material incorporating a susceptor, the spree having a pour cup also of a wax-type pattern material, the pour cup material having a higher percentage of the susceptor than the material of the spree. In use the pour cup will melt first and the spree second, unblocking the path of the virgin wax so that its expansion will not crack ceramic with which it has been coated.
    Type: Grant
    Filed: May 6, 2005
    Date of Patent: March 8, 2011
    Assignee: Process Technology (Europe) Limited
    Inventor: Anthony Wilfred Bolton
  • In Investment Casting
    Publication number: 20080216984
    Abstract: In an investment casting procedure using microwave energy as the heat source virgin wax models are attached to a spree of wax-type pattern material incorporating a susceptor, the spree having a pour cup also of a wax-type pattern material, the pour cup material having a higher percentage of the susceptor than the material of the spree. In use the pour cup will melt first and the spree second, unblocking the path of the virgin wax so that its expansion will not crack ceramic with which it has been coated.
    Type: Application
    Filed: May 6, 2005
    Publication date: September 11, 2008
    Applicant: PROCESS TECHNOLOGY (EUROPE) LIMITED
    Inventor: Anthony Wilfred Bolton