Patents Represented by Attorney Richard N. James

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  • Photo-electrolytic production of hydrogen
    Patent number: 4107010
    Abstract: Hydrogen and oxygen are produced from water in a process involving the photodissociation of molecular bromine with radiant energy at wavelengths within the visible light region and a subsequent electrolytic dissociation of hydrogen halides.
    Type: Grant
    Filed: October 20, 1977
    Date of Patent: August 15, 1978
    Assignee: United Technologies Corporation
    Inventors: Russell Gilbert Meyerand, Jr., Nicholas Leo Krascella, David Gue McMahon
  • Photo-electrolytic production of hydrogen
    Patent number: 4069120
    Abstract: Hydrogen and oxygen are produced from water in a process involving the photodissociation of molecular bromine with radiant energy at wavelengths within the visible light region and a subsequent electrolytic dissociation of hydrogen halides.
    Type: Grant
    Filed: September 21, 1976
    Date of Patent: January 17, 1978
    Assignee: United Technologies Corporation
    Inventors: Russell Gilbert Meyerand, Jr., Nicholas Leo Krascella, David Gue McMahon
  • Photolytic production of hydrogen
    Patent number: 4051005
    Abstract: Hydrogen and oxygen are produced from water in a process involving the photodissociation of molecular bromine with radiant energy at wavelengths within the visible light region.
    Type: Grant
    Filed: September 21, 1976
    Date of Patent: September 27, 1977
    Assignee: United Technologies Corporation
    Inventor: Nicholas Leo Krascella
  • Coated superalloy article
    Patent number: 4005989
    Abstract: A protective coating is provided on gas turbine engine type superalloys comprising an interlayer adjacent the superalloy substrate a principal protective element of which comprises an aluminide of the basis metal of the substrate formed by the reaction of aluminum at high temperature with the substrate, and an overlayer comprising an MCrAlY-type coating where M is selected from the group consisting of cobalt, nickel and iron.
    Type: Grant
    Filed: January 13, 1976
    Date of Patent: February 1, 1977
    Assignee: United Technologies Corporation
    Inventor: Noel Butters Preston
  • Interlayer for transient liquid phase diffusion bonding
    Patent number: 4005988
    Abstract: A reduced melting point interlayer for transient liquid phase diffusion bonding of the nickel, cobalt and iron alloys is provided as a thin coating integral with one or more of the surfaces to be joined.
    Type: Grant
    Filed: December 19, 1975
    Date of Patent: February 1, 1977
    Assignee: United Technologies Corporation
    Inventors: Daniel Francis Paulonis, David Scott Duvall, Gerard Casimer Sikorowicz
  • Method of fabricating titanium alloy matrix composite materials
    Patent number: 3991928
    Abstract: Fiber-reinforced titanium alloy composite materials and their manufacture are disclosed. Beta-titaium alloy foils are alternated with arrays or silicon carbide coated boron fibers and consolidated at a pressure of at least 22 ksi within the temperature range of 1250.degree.-1275.degree. F.
    Type: Grant
    Filed: August 22, 1974
    Date of Patent: November 16, 1976
    Assignee: United Technologies Corporation
    Inventors: Leonard A. Friedrich, David A. Rutz, Louis E. Dardi
  • Plasma spray powders
    Patent number: 3989872
    Abstract: Fine powders comprising yttria stabilized zirconia powders encased in a thin calcia shell are provided for plasma spray coating processes.
    Type: Grant
    Filed: December 19, 1974
    Date of Patent: November 2, 1976
    Assignee: United Technologies Corporation
    Inventor: Richard J. Ball
  • Method of forming aluminide coatings on nickel-, cobalt-, and iron-base alloys
    Patent number: 3979273
    Abstract: A method of coating is described wherein a nickel-, cobalt- or iron-base alloy is provided with a oxidation and sulfidation-resistant coating by depositing, to a thickness greater than one micron but less than three microns, 90-97%, by weight, of a platinum group metal selected from the group consisting of platinum, palladium, rhodium, ruthenium, osmium and iridium and 3-10%, by weight, of an active metal selected from the group consisting of Y, Hf and Zr onto the alloy and subsequently aluminizing the coated substrate.
    Type: Grant
    Filed: May 27, 1975
    Date of Patent: September 7, 1976
    Assignee: United Technologies Corporation
    Inventors: Carlino Panzera, Richard Carroll Krutenat
  • Diffusion bonding separator
    Patent number: 3945240
    Abstract: A separator of solid boron nitride is utilized to prevent diffusion bonding between an alloy being worked at high temperature and the components of working apparatus.
    Type: Grant
    Filed: October 16, 1972
    Date of Patent: March 23, 1976
    Assignee: United Technologies Corporation
    Inventor: Bruce T. Brown
  • Coating ingot pretreatment
    Patent number: 3930901
    Abstract: A compacted powder or extended ingot for use in the deposition of coatings consisting essentially of a cobalt-base alloy containing chromium, aluminum and yttrium is vacuum heat treated to convert any alumina present therein to aluminum and yttria.
    Type: Grant
    Filed: January 6, 1975
    Date of Patent: January 6, 1976
    Assignee: United Technologies Corporation
    Inventor: Richard C. Krutenat