Patents by Inventor Clifford L. Johns

Clifford L. Johns 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).

  • METHOD FOR MARKING TUBES IN A SHELL AND TUBE HEAT EXCHANGER
    Publication number: 20120137517
    Abstract: A method for marking a specific tube in a shell and tube heat exchanger includes inserting a marker into a second tube adjacent to the tube to be marked and directing a directional pointer on the marker toward the tube to be marked.
    Type: Application
    Filed: May 31, 2011
    Publication date: June 7, 2012
    Applicant: Tubemaster, Inc.
    Inventors: Clifford L. Johns, Guillermo Camoriano, Bart Nuss, Dennis McAndrews, Munaf N. Chasmawala, Matthew Laughlin, Douglas K. Cornett
  • METHOD FOR TREATING VERTICAL TUBES IN A CHEMICAL REACTOR
    Publication number: 20120123731
    Abstract: A device and method for measuring the back pressure in chemical reactor tubes includes many automated features. Inflatable tube seals may be automatically inflated. The device may measure several tubes at once. It may transmit data electronically to a remote computer for analysis and graphic display.
    Type: Application
    Filed: January 20, 2012
    Publication date: May 17, 2012
    Applicant: Extundo Incorporated
    Inventors: Clifford L. Johns, Daniel D. Sympson
  • Device and process for precision loading of particles in a vertical tube chemical reactor
    Patent number: 8166811
    Abstract: A device and method for precision loading and gentle loading of particles into vertical chemical reactor tubes in order to help ensure that the particles are not damaged while being loaded to the desired elevation.
    Type: Grant
    Filed: December 10, 2008
    Date of Patent: May 1, 2012
    Assignee: Extundo Incorporated
    Inventor: Clifford L. Johns
  • DEVICE FOR LOADING CATALYST INTO A REACTOR VESSEL
    Publication number: 20110283666
    Abstract: A device and method for loading catalyst pellets into reactor tubes of a chemical reactor. A direct mechanical force is applied to one or more pellets where bridging occurs that is different from the forces applied to the surrounding pellets in order to break up the bridge so as to allow catalyst particles to fall through an opening into the reactor tube.
    Type: Application
    Filed: May 6, 2011
    Publication date: November 24, 2011
    Inventors: Clifford L. Johns, Munaf N. Chasmawala, Dennis McAndrews
  • Device and method for transporting catalyst to a reactor vessel
    Patent number: 8061524
    Abstract: A device and method for transporting and handling catalyst for a chemical reactor.
    Type: Grant
    Filed: October 9, 2008
    Date of Patent: November 22, 2011
    Assignee: Extundo Incorporated
    Inventors: Guillermo Camoriano, Clifford L. Johns
  • Device and method for indicating the condition of tubes on a tubesheet
    Patent number: 8063778
    Abstract: A device and method for temporarily plugging and visually identifying the condition of tubes.
    Type: Grant
    Filed: October 9, 2008
    Date of Patent: November 22, 2011
    Assignee: Extundo Incorporated
    Inventors: Clifford L. Johns, Guillermo Camoriano, Bart Nuss
  • Method of using a device for measuring the back pressure in chemical reactor tubes
    Patent number: 7913543
    Abstract: A device and method for measuring the back pressure in chemical reactor tubes includes many automated features. Inflatable tube seals may be automatically inflated. The device may measure several tubes at once. It may transmit data electronically to a remote computer for analysis and graphic display.
    Type: Grant
    Filed: October 6, 2005
    Date of Patent: March 29, 2011
    Assignee: Tubemaster Inc.
    Inventors: Clifford L. Johns, Daniel D. Sympson
  • Vacuum attachment and method
    Patent number: 7878225
    Abstract: A device and method for vacuuming solid particles out of a chemical reactor tube. One embodiment comprises the step of substantially reducing the vacuum level applied to the vacuum conduit when the conduit reaches a desired depth within the reactor tube by using means responsive to the depth to which the vacuum conduit is inserted into the reactor tube.
    Type: Grant
    Filed: December 12, 2007
    Date of Patent: February 1, 2011
    Assignee: Tubemaster, Inc.
    Inventors: Clifford L. Johns, Daniel D. Sympson, August M. Dattilo, III, Munaf Najmuddin Chasmawala, Manfred Schmidt
  • Seal for tube
    Patent number: 7861875
    Abstract: A seal for sealing against the interior of a tube includes upper and lower rigid plates with flexible plates between them, which are compressed to form a seal.
    Type: Grant
    Filed: January 30, 2008
    Date of Patent: January 4, 2011
    Assignee: TubeMaster, Inc.
    Inventors: Clifford L. Johns, Daniel D. Sympson, August M. Dattilo, III, Munaf Najmuddin Chasmawala, Manfred Schmidt
  • Device for loading chemical reactor tubes
    Patent number: 7836919
    Abstract: A device and method for loading pellets into chemical reactor tubes.
    Type: Grant
    Filed: September 27, 2006
    Date of Patent: November 23, 2010
    Assignee: Tubemaster Inc.
    Inventors: Clifford L Johns, Daniel D. Sympson, August M. Dattilo, III, Munaf Najmuddin Chasmawala, Manfred Schmidt
  • Device for measuring back pressure in open-ended chemical reactor tubes
    Patent number: 7818995
    Abstract: A device and method for measuring the back pressure in chemical reactor tubes includes many automated features. Inflatable tube seals may be automatically inflated. The device may measure several tubes at once. It may transmit data electronically to a remote computer for analysis and graphic display.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: October 26, 2010
    Assignee: Tubemaster, Inc.
    Inventors: Clifford L. Johns, Daniel D. Sympson
  • Device and method for identifying the row number on a tubesheet
    Patent number: 7765948
    Abstract: A device and method for identifying the tubes in a tubesheet, including locating a support element along a portion of the tubesheet with at least one means for identifying the location or condition of the adjacent tubes.
    Type: Grant
    Filed: July 30, 2008
    Date of Patent: August 3, 2010
    Assignee: TubeMaster, Inc.
    Inventors: Clifford L. Johns, Guillermo Camoriano, Munaf Najmuddin Chasmawala, Manfred Schmidt, Samuel Richard Gates, Wayne Howard Franklin
  • Method for assessing chemical reactor tubes
    Patent number: 7748255
    Abstract: A device and method for measuring the back pressure in chemical reactor tubes includes many automated features. Inflatable tube seals may be automatically inflated. The device may measure several tubes at once. It may transmit data electronically to a remote computer for analysis and graphic display.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: July 6, 2010
    Assignee: TubeMaster Inc
    Inventors: Clifford L. Johns, Daniel D. Sympson
  • LOADING SLEEVE AND METHOD FOR LOADING CHEMICAL REACTOR TUBES
    Publication number: 20100059137
    Abstract: A loading sleeve and method for loading pellets into chemical reactor tubes where the length of the loading sleeve is greater than the clearance above the upper tube sheet.
    Type: Application
    Filed: September 8, 2009
    Publication date: March 11, 2010
    Applicant: TubeMaster Inc.
    Inventor: Clifford L. Johns
  • Device for measuring back pressure in chemical reactor tubes
    Patent number: 7673496
    Abstract: A device and method for measuring the back pressure in chemical reactor tubes includes many automated features. Inflatable tube seals may be automatically inflated. The device may measure several tubes at once. It may transmit data electronically to a remote computer for analysis and graphic display.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: March 9, 2010
    Assignee: Tubemaster Inc
    Inventors: Clifford L. Johns, Daniel D. Sympson
  • DEVICE AND PROCESS FOR PRECISION LOADING OF PARTICLES IN A VERTICAL TUBE CHEMICAL REACTOR
    Publication number: 20090145727
    Abstract: A device and method for precision loading and gentle loading of particles into vertical chemical reactor tubes in order to help ensure that the particles are not damaged while being loaded to the desired elevation.
    Type: Application
    Filed: December 10, 2008
    Publication date: June 11, 2009
    Applicant: Tubemaster Inc.
    Inventor: Clifford L. Johns
  • DEVICE AND METHOD FOR TRANSPORTING CATALYST TO A REACTOR VESSEL
    Publication number: 20090097958
    Abstract: A device and method for transporting and handling catalyst for a chemical reactor.
    Type: Application
    Filed: October 9, 2008
    Publication date: April 16, 2009
    Applicant: Tubemaster, Inc.
    Inventors: Guillermo Camoriano, Clifford L. Johns
  • DEVICE AND METHOD FOR INDICATING THE CONDITION OF TUBES ON A TUBESHEET
    Publication number: 20090095211
    Abstract: A device and method for temporarily plugging and visually identifying the condition of tubes.
    Type: Application
    Filed: October 9, 2008
    Publication date: April 16, 2009
    Applicant: Tubemaster, Inc.
    Inventors: Clifford L. Johns, Guillermo Camoriano, Bart Nuss
  • METHOD FOR DISPLAYING PRESSURE MEASUREMENT DATA FOR CHEMICAL REACTOR TUBES
    Publication number: 20090038378
    Abstract: A device and method for measuring the back pressure in chemical reactor tubes includes many automated features. Inflatable tube seals may be automatically inflated. The device may measure several tubes at once. It may transmit data electronically to a remote computer for analysis and graphic display.
    Type: Application
    Filed: August 29, 2008
    Publication date: February 12, 2009
    Applicant: TubeMaster, Inc.
    Inventors: Clifford L. Johns, Daniel D. Sympson
  • DEVICE AND METHOD FOR IDENTIFYING THE ROW NUMBER ON A TUBESHEET
    Publication number: 20090038773
    Abstract: A device and method for identifying the tubes in a tubesheet, including locating a support element along a portion of the tubesheet with at least one means for identifying the location or condition of the adjacent tubes.
    Type: Application
    Filed: July 30, 2008
    Publication date: February 12, 2009
    Applicant: Tubemaster, Inc.
    Inventors: Clifford L. Johns, Guillermo Camoriano, Manfred Schmidt, Samuel Richard Gates, Wayne Howard Franklin, Munaf Najmuddin Chasmawala