Patents by Inventor Chris Spence

Chris Spence 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).

  • Whitewater recovery process
    Patent number: 9506190
    Abstract: Whitewater recovery processes, and associated systems and components, are generally described. Certain embodiments relate to whitewater recovery processes in which ion exchange is used to remove dissolved ions from the whitewater, which can reduce the degree to which chemical additives are used in the process. In certain embodiments, flocculation and/or filter components can be employed to aid in the removal of suspended solids from the whitewater.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: November 29, 2016
    Assignee: Kadant Inc.
    Inventors: Philip Mason Kemp, Chris Spence
  • WHITEWATER RECOVERY PROCESS
    Publication number: 20150259854
    Abstract: Whitewater recovery processes, and associated systems and components, are generally described. Certain embodiments relate to whitewater recovery processes in which ion exchange is used to remove dissolved ions from the whitewater, which can reduce the degree to which chemical additives are used in the process. In certain embodiments, flocculation and/or filter components can be employed to aid in the removal of suspended solids from the whitewater.
    Type: Application
    Filed: February 17, 2015
    Publication date: September 17, 2015
    Applicant: Kadant Inc.
    Inventors: Philip Mason Kemp, Chris Spence
  • Whitewater recovery process
    Patent number: 8986503
    Abstract: Whitewater recovery processes, and associated systems and components, are generally described. Certain embodiments relate to whitewater recovery processes in which ion exchange is used to remove dissolved ions from the whitewater, which can reduce the degree to which chemical additives are used in the process. In certain embodiments, flocculation and/or filter components can be employed to aid in the removal of suspended solids from the whitewater.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: March 24, 2015
    Assignee: Kadant Inc.
    Inventors: Philip Mason Kemp, Chris Spence
  • WHITEWATER RECOVERY PROCESS
    Publication number: 20140262095
    Abstract: Whitewater recovery processes, and associated systems and components, are generally described. Certain embodiments relate to whitewater recovery processes in which ion exchange is used to remove dissolved ions from the whitewater, which can reduce the degree to which chemical additives are used in the process. In certain embodiments, flocculation and/or filter components can be employed to aid in the removal of suspended solids from the whitewater.
    Type: Application
    Filed: March 13, 2013
    Publication date: September 18, 2014
    Applicant: Kadant Inc.
    Inventors: Philip Mason Kemp, Chris Spence