Patents by Inventor Harold B. Kohn

Harold B. Kohn 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).

  • Distribution grid support structure
    Patent number: 4539183
    Abstract: A support structure for a distribution grid to be mounted in a reaction vessel wherein the reaction vessel is formed with an inwardly-extending annular shoulder portion to which is mounted, such as by welding, a ring-member whereby the distribution grid is mounted on such support structure.
    Type: Grant
    Filed: May 13, 1983
    Date of Patent: September 3, 1985
    Assignee: The Lummus Company
    Inventors: Malcolm W. Clark, Harold B. Kohn
  • Gravity settling
    Patent number: 4251378
    Abstract: A gravity settler comprised of a housing which encloses a plurality of conically shaped hollow members arranged in vertically spaced horizontally disposed layers, each of such layers containing a plurality of the conical members, with adjacent layers defining therebetween separate gravity settling compartments. Each of the compartments includes a feed inlet(s), overflow outlets for withdrawing clarified liquid and underflow outlets for withdrawing liquid containing solid.
    Type: Grant
    Filed: October 1, 1979
    Date of Patent: February 17, 1981
    Assignee: The Lummus Company
    Inventors: Andre A. Simone, Dennis F. Ogren, William R. Adams, Harold B. Kohn
  • Gravity settling process
    Patent number: 4196080
    Abstract: A gravity settler comprised of a housing which encloses a plurality of conically shaped hollow members arranged in vertically spaced horizontally disposed layers, each of such layers containing a plurality of the conical members, with adjacent layers defining therebetween separate gravity settling compartments. Each of the compartments includes a feed inlet(s), overflow outlets for withdrawing clarified liquid and underflow outlets for withdrawing liquid containing solid.
    Type: Grant
    Filed: November 13, 1978
    Date of Patent: April 1, 1980
    Assignee: The Lummus Company
    Inventors: Andre A. Simone, Dennis F. Ogren, William R. Adams, Harold B. Kohn
  • Coal liquefaction reactor distribution system
    Patent number: 4029474
    Abstract: A multi-channelled distribution network supplies hydrogen such that separated flows of hot coal paste and heated hydrogen meet in the restricted confines of a multitude of inverted caps to promote turbulent intermixing before the mixture enters the active bed of a coal liquefaction reactor.
    Type: Grant
    Filed: June 3, 1976
    Date of Patent: June 14, 1977
    Assignee: The Lummus Company
    Inventors: Morgan C. Sze, Harold B. Kohn
  • Feed system for packed bed
    Patent number: 3996316
    Abstract: Gas feed system for a packed bed in which there is provided a plenum chamber within the packed bed comprised of a plurality of separate members supported by the packing, with gas being introduced into the plenum chamber and fed downwardly through the packing and then upwardly through a distributor to packing above the plenum chamber. A liquid feed system includes a main liquid distributor, auxiliary liquid distributors and associated conduits, all positioned within and supported by the packed bed.
    Type: Grant
    Filed: August 20, 1975
    Date of Patent: December 7, 1976
    Assignee: The Lummus Company
    Inventors: George Friedman, Harold B. Kohn