Patents by Inventor Elliot Francis Halphen

Elliot Francis Halphen 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).

  • Processes for recovering sand and active clay from foundry waste
    Patent number: 10898947
    Abstract: A process of recovering clean sand and active clay from sand or dust from a foundry is disclosed.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: January 26, 2021
    Assignee: AMCOL INTERNATIONAL CORPORATION
    Inventors: Jerald W. Darlington, Jr., Elliot Francis Halphen, Liam Matthew Miller
  • PROCESSES FOR RECOVERING SAND AND ACTIVE CLAY FROM FOUNDRY WASTE
    Publication number: 20190193142
    Abstract: A process of recovering clean sand and active clay from sand or dust from a foundry is disclosed.
    Type: Application
    Filed: August 15, 2017
    Publication date: June 27, 2019
    Inventors: Jerald W. DARLINGTON, JR., Elliot Francis HALPHEN, Liam Matthew MILLER
  • SYSTEM AND METHOD FOR REMOVING SOLIDS AND HYDROCARBONS FROM WATER
    Publication number: 20160297688
    Abstract: Oil, grease, and other hydrocarbons which are emulsified and/or entrained in water can be removed by first removing any solids from the water and then passing the contaminated water through media configured to coalesce the hydrocarbon contaminants. The coalesced hydrocarbon contaminants are allowed to float above the water, at which point the hydrocarbon contaminants can easily be removed from the water.
    Type: Application
    Filed: April 8, 2015
    Publication date: October 13, 2016
    Inventors: Jarid Byron Hugonin, Elliot Francis Halphen