Patents by Inventor Allen Boyce

Allen Boyce 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).

  • Resin trap device for use in ultrapure water systems and method of purifying water using same
    Patent number: 6475385
    Abstract: The present invention is directed to the use of a resin trap device to remove large resin particles from water in a water purification system to thereby protect downstream ultrafiltration equipment. The present invention includes a resin trap device which comprises a housing and a resin strainer disposed within the housing. The resin strainer includes a plurality of openings having a particle pass size of between about 100 &mgr;m and about 250 &mgr;m, and thus allows water and small particles to pass through the resin trap device and large particles to be retained in the resin trap device. The present invention also includes a water purification system including a water source, a resin bed and the resin trap device, and a method of purifying water using the resin trap device of the invention.
    Type: Grant
    Filed: November 10, 2000
    Date of Patent: November 5, 2002
    Assignee: SEH America, Inc.
    Inventors: Allen Boyce, Michael Steven Marchando, James Kenneth Webster
  • Resin trap device for use in ultrapure water systems and method of purifying water using same
    Patent number: 6416669
    Abstract: The present invention is directed to the use a of resin trap device to remove large resin particles from water in a water purification system to thereby protect downstream ultrafiltration equipment. The present invention includes a resin trap device which comprises a housing and a resin strainer disposed within the housing. The resin strainer includes a plurality of openings having a particle pass size of between about 100 &mgr;m and about 250 &mgr;m, and thus allows water and small particles to pass through the resin trap device and large particles to be retained in the resin trap device. The present invention also includes a water purification system including a water source, a resin bed and the resin trap device, and a method of purifying water using the resin trap device of the invention.
    Type: Grant
    Filed: November 10, 2000
    Date of Patent: July 9, 2002
    Assignee: SEH America, Inc.
    Inventors: Allen Boyce, Michael Steven Marchando, James Kenneth Webster
  • Resin trap device for use in ultrapure water systems and method of purifying water using same
    Patent number: 6183637
    Abstract: The present invention is directed to the use of a resin trap device to remove large resin particles from water in a water purification system to thereby protect downstream ultrafiltration equipment. The present invention includes a resin trap device which comprises a housing and a resin strainer disposed within the housing. The resin strainer includes a plurality of openings having a particle pass size of between about 100 &mgr;m and about 250 &mgr;m, and thus allows water and small particles to pass through the resin trap device and large particles to be retained in the resin trap device. The present invention also includes a water purification system including a water source, a resin bed and the resin trap device, and a method of purifying water using the resin trap device of the invention.
    Type: Grant
    Filed: July 23, 1998
    Date of Patent: February 6, 2001
    Assignee: SEH America, Inc.
    Inventors: Allen Boyce, Michael Steven Marchando, James Kenneth Webster