Patents Represented by Attorney Raymond J. Kenny

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  • Heat treatments of controlled expansion alloy
    Patent number: 4685978
    Abstract: Controlled low expansion alloys containing nickel, titanium, columbium, silicon, etc., and optionally cobalt can be heat treated using relatively short periods of time. Aging treatments can be less than eight hours, for example, four hours.
    Type: Grant
    Filed: November 17, 1983
    Date of Patent: August 11, 1987
    Assignee: Huntington Alloys Inc.
    Inventors: John S. Smith, Darrell F. Smith, Jr.
  • Rotary mill and a method of charging the mill
    Patent number: 4679736
    Abstract: A rotary mill is provided with an improved loading means for charging material to the mill. The loading means is particularly adaptable for charging a batch-type rotary mill in a protective environment when, as part of a loading assembly of this invention, it is provided with removable plug and loading conduit members which can be interchanged without exposing the mill or charge material to air during the loading of the mill.
    Type: Grant
    Filed: March 15, 1985
    Date of Patent: July 14, 1987
    Assignee: Inco Alloys International, Inc.
    Inventor: John J. Orlando
  • Radiantly heated furnace
    Patent number: 4676741
    Abstract: A radiantly heated, travelling hearth furnace having a supplementary feed means positioned intermediate the initial loading point and the final take-off point to increase the capacity of the furnace for treating objects fed thereto. When the objects are pellets of iron oxide and carbonaceous reductant the provision of supplementary feed means about half-way along the travel path of the hearth promotes uniformity of product by inhibition of reoxidation of reduced iron by exposure to a fossil-fuel-fired furnace atmosphere.
    Type: Grant
    Filed: October 22, 1986
    Date of Patent: June 30, 1987
    Assignee: The International Metals Reclamation Company, Inc.
    Inventor: John K. Pargeter
  • Platinum and palladium complexes
    Patent number: 4673754
    Abstract: Compositions of matter are provided wherein cis-platinum (II) and cis-palladium (II) moieties having amine substituents are bonded to anionic macromolecular entities. These compositions of matter may have improved solubility in the plasma and are effective antitrypanosomal and antitumor agents in mammals. Alternatively, the compositions of matter may be insoluble in water and particularly adapted for in situ implantation into tumerous masses.
    Type: Grant
    Filed: March 21, 1986
    Date of Patent: June 16, 1987
    Assignee: Inco Alloys International, Inc.
    Inventors: Gaylord D. Smith, Douglas S. Brown, Philip Bernstein, John E. Weller
  • Method for the production of nickel powder
    Patent number: 4673430
    Abstract: 1. An improved method for producing fine nickel powder having a substantially spherical form and size ranging from about 3 microns to about 7 microns, containing sulphur within a critical range of about 0.02% to about 0.
    Type: Grant
    Filed: March 25, 1947
    Date of Patent: June 16, 1987
    Assignee: Inco Limited
    Inventor: Leonard B. Pfeil
  • Turbine blade superalloy I
    Patent number: 4668312
    Abstract: A novel nickel-base high temperature alloy body preferably containing about 22% chromium, sufficient aluminum and titanium to provide a .gamma.' precipitate structure, additional strengthing elements and oxidic yttrium in finely dispersed form. The alloy body has an elongated crystal structure and is characterized by high strength along with excellent hot corrosion and oxidation resistance.
    Type: Grant
    Filed: March 13, 1985
    Date of Patent: May 26, 1987
    Assignee: INCO Alloys International, Inc.
    Inventors: Raymond C. Benn, Jeffrey M. Davidson, Kenneth R. Andryszak
  • Formation of intermetallic and intermetallic-type precursor alloys for subsequent mechanical alloying applications
    Patent number: 4668470
    Abstract: A method for forming intermetallic and intermetallic-type precursor alloys for subsequent mechanical alloying applications. Elemental powders are blended in proportions approximately equal to their respective intermetallic compounds. Heating of the blend results in the formation of intermetallic compounds whereas lack of heating results in intermetallic-type powder without the intermetallic structure. The resultant powder is then blended to form a final alloy. Examples involving aluminum-titanium alloys are discussed.
    Type: Grant
    Filed: December 16, 1985
    Date of Patent: May 26, 1987
    Assignee: Inco Alloys International, Inc.
    Inventors: Paul S. Gilman, Arun D. Jatkar, Stephen Donachie, Winfred L. Woodard, III, Walter E. Mattson
  • Formation of intermetallic and intermetallic-type precursor alloys for subsequent mechanical alloying applications
    Patent number: 4668282
    Abstract: A method for forming intermetallic and intermetallic-type precursor alloys for subsequent mechanical alloying applications. Elemental powders are blended in proportions approximately equal to their respective intermetallic compounds. Heating of the blend results in the formation of intermetallic compounds whereas lack of heating results in intermetallic-type powder without the intermetallic structure. The resultant powder is then blended to form a final alloy. Examples involving aluminum-titanium alloys are discussed.
    Type: Grant
    Filed: December 16, 1985
    Date of Patent: May 26, 1987
    Assignee: Inco Alloys International, Inc.
    Inventors: Paul S. Gilman, Arun D. Jatkar, Stephen J. Donachie, Winfred L. Woodward, III, Walter E. Mattson
  • Scrubbing of sulfur dioxide with lime slags
    Patent number: 4657746
    Abstract: A process for removing sulfur dioxide from industrial gas streams by scrubbing the gas with an aqueous slurry including 2CaO.Fe.sub.2 O.sub.3 (dicalcium ferrite). The 2CaO.Fe.sub.2 O.sub.3 is present in lime slags or flotation tailings derived from non-ferrous smelting operations.
    Type: Grant
    Filed: February 5, 1986
    Date of Patent: April 14, 1987
    Assignee: Inco Limited
    Inventors: James A. E. Bell, Eberhard Krause
  • Sampling system for grinding mills
    Patent number: 4653335
    Abstract: A system for obtaining a sample of particulate material being processed under seal from the air in a batch-type rotary grinding mill which permits sampling of material being processed without disturbing the seal. The system is comprised of a sampling member and a plug member which can be interchanged under seal while maintaining the seal in the mill.
    Type: Grant
    Filed: March 15, 1985
    Date of Patent: March 31, 1987
    Assignee: Inco Alloys International, Inc.
    Inventor: John J. Orlando
  • Continuous loading apparatus and method
    Patent number: 4648776
    Abstract: An apparatus and method for continuously conveying ore and the like. A penetrator, rotatably disposed about a common coaxial axis shared by the forward section of an endless conveyor, fluidizes a muck pile to continuously load material onto the conveyor. The conveyor, hinged approximately amidships, is mounted above a movable frame. Actuators for independently oscillating the penetrator is provided.
    Type: Grant
    Filed: September 12, 1984
    Date of Patent: March 10, 1987
    Assignee: Inco Limited
    Inventors: John H. Hradil, Frank Bottomley, Richard Crawshay
  • Method for producing dispersion strengthened aluminum alloys and product
    Patent number: 4643780
    Abstract: A process for obtaining forged low density aluminum alloys having high strength comprising control of the extrusion and forging conditions, and dispersion strengthened Al-Mg-Li alloys derived from such process.
    Type: Grant
    Filed: October 23, 1984
    Date of Patent: February 17, 1987
    Assignee: INCO Alloys International, Inc.
    Inventors: Paul S. Gilman, Stephen J. Donachie
  • Welding electrode
    Patent number: 4639576
    Abstract: A consumable electrode including a core wire and a coating adapted for welding clad steel products. The resulting weld deposit overcomes the problem of iron dilution which tends to degrade the weld when available electrodes are utilized. Such clad products are often exposed to sulfur and acidified chloride environments.
    Type: Grant
    Filed: May 30, 1986
    Date of Patent: January 27, 1987
    Assignee: Inco Alloys International, Inc.
    Inventors: Lewis E. Shoemaker, Thomas O. Bates
  • In-the-hole drill
    Patent number: 4637475
    Abstract: A compact, easily disassembled, minimum headroom drilling unit is disclosed. The drill, especially useful for newly developed vertical retreat mining methods, drills at compound angles from the vertical and horizontal directions. Low headroom is achieved by the employment of a double acting hydraulic cylinder.
    Type: Grant
    Filed: January 23, 1984
    Date of Patent: January 20, 1987
    Assignee: Inco Limited
    Inventors: John R. England, Richard L. Riach
  • Conveying screw for furnace
    Patent number: 4636127
    Abstract: A countercurrent fluid cooled conveying screw is disclosed. Suitable for furnace applications, the screw includes an outer shaft spatially circumscribing an inner tube. A plurality of hollow, fluid cooled flights are affixed to the outer shaft and are in fluid flow communication with coolant coursing through the screw. The coolant is first directed through the flights and then back through the outer shaft before exiting through the inner tube.
    Type: Grant
    Filed: April 3, 1985
    Date of Patent: January 13, 1987
    Assignee: The International Metals Reclamation Co., Inc.
    Inventors: Francisco Olano, John A. MacDougall, John K. Pargeter
  • Process for producing a single crystal article
    Patent number: 4634491
    Abstract: A process for producing a single crystal alloy object comprising providing a preform having coarse columnar crystals in a discard portion, isolating, by cutting, one of the columnar crystals to form a seed crystal connected to metal in a product portion of said preform, zone annealing the thus prepared preform to produce single crystal structure and discarding the discard portion of the preform.
    Type: Grant
    Filed: June 21, 1985
    Date of Patent: January 6, 1987
    Assignee: Inco Alloys International, Inc.
    Inventor: Raymond C. Benn
  • Pipe joint for corrosion resistant alloys
    Patent number: 4629225
    Abstract: A pipe joint especially suited for coupling two high strength, corrosion resistant pipes. The box end is expanded by a cold working operation thereby eliminating metallurgical problems and changes associated with hot working operations. A sleeve is nested into the internal transition section of the box end to form a sealing surface between the two pipes. Moreover, the sleeve presents a smooth uninterrupted, internal flow surface.
    Type: Grant
    Filed: August 9, 1985
    Date of Patent: December 16, 1986
    Assignee: Inco Alloys International, Inc.
    Inventor: James H. Rowsey
  • Production of mechanically alloyed powder
    Patent number: 4627959
    Abstract: An improved method is provided for producing mechanically alloyed powders on a commercial scale comprising milling the components of the powder product in a gravity-dependent-type ball mill to produce a powder having a characteristic apparent density. Powder so produced will have reached an acceptable processing level and will meet one criterion for determining whether it will be suitable for further processing to the end product.
    Type: Grant
    Filed: June 18, 1985
    Date of Patent: December 9, 1986
    Assignee: Inco Alloys International, Inc.
    Inventors: Paul S. Gilman, Walter E. Mattson
  • Activated sintering of metallic powders
    Patent number: 4626406
    Abstract: A method for consolidating powder utilizing slurry extrusion or rolling techniques. A metallic powder, binder and boron containing activator are mixed together to form a slurry. The slurry is introduced into an active forming apparatus whereupon it is formed into an object of predetermined shape and sintered.
    Type: Grant
    Filed: October 28, 1985
    Date of Patent: December 2, 1986
    Assignee: Inco Alloys International, Inc.
    Inventor: Jon M. Poole
  • Mechanical alloying
    Patent number: 4624705
    Abstract: Aluminum-base alloys and a method of preparing aluminum-base alloys by mechanical alloying in the presence of a carbidiferous processing aid wherein a strong carbide former such as titanium is included so as to produce carbides in the final alloy more thermally stable at temperatures in excess of 100.degree. C. than Al.sub.4 C.sub.3.
    Type: Grant
    Filed: April 4, 1986
    Date of Patent: November 25, 1986
    Assignee: Inco Alloys International, Inc.
    Inventors: Arun D. Jatkar, Paul S. Gilman, Raymond C. Benn