Patents Represented by Attorney R. T. Majesko

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  • Vibratable plastic refractory
    Patent number: 4292084
    Abstract: A vibratable plastic refractory composition which is based upon calcined kaolin and a non-basic calcined refractory aggregate, in which the -325 mesh fraction of the batch is controlled to between about 30 and 45%.
    Type: Grant
    Filed: April 21, 1980
    Date of Patent: September 29, 1981
    Assignee: Dresser Industries, Inc.
    Inventors: Stephen W. Thrower, George H. Criss, Thomas R. Kleeb
  • Method of making magnesite grain
    Patent number: 4212679
    Abstract: A method of making magnesite grain having an MgO content between about 85 and 95% and consisting of periclase, calcium zirconate and dicalcium silicate.
    Type: Grant
    Filed: September 12, 1978
    Date of Patent: July 15, 1980
    Assignee: Dresser Industries, Inc.
    Inventor: Kermit M. Bonar
  • Drill cuttings disposal system with good environmental and ecological properties
    Patent number: 4208285
    Abstract: Apparatus for removing volatile materials from drill cuttings by vaporizing the materials on the cuttings in a non-oxidative atmosphere.
    Type: Grant
    Filed: October 20, 1978
    Date of Patent: June 17, 1980
    Assignee: Dresser Industries, Inc.
    Inventor: Thomas E. Sample, Jr.
  • Device for fabrication of tapholes in metallurgical vessels
    Patent number: 4192492
    Abstract: A device for installing a taphole is comprised of a vertical wall with laterally extending base wings which conform specifically to the configuration and contours of refractory blocks and a neck with laterally extending wings which conform specifically to the interior and exterior dimensions of refractory sleeves which are attached to the blocks and form a part of the taphole.
    Type: Grant
    Filed: March 23, 1979
    Date of Patent: March 11, 1980
    Assignee: Dresser Industries, Inc.
    Inventor: Harry A. Marsh, Jr.
  • Castellated tundish nozzle
    Patent number: 4079868
    Abstract: A tundish nozzle for use in the continuous casting of steel which has a castellated opening to prevent swirling of molten steel when poured therethrough.
    Type: Grant
    Filed: November 1, 1976
    Date of Patent: March 21, 1978
    Assignee: Dresser Industries, Inc.
    Inventor: Daniel E. Moniot
  • Draft rigging for railway cars
    Patent number: 4022329
    Abstract: The invention relates to a rapid transit draft rigging for an automatic coupler which includes a yoke, disposed within a drawbar, which has a stem abutment extending inwardly from the rear of the yoke, passing through a shear block release member and contacting the rear surface of a follower block which is adjacent a cushioning member.
    Type: Grant
    Filed: January 16, 1976
    Date of Patent: May 10, 1977
    Assignee: Dresser Industries, Inc.
    Inventor: Walter Cabble Dilg
  • Acid soluble packer and workover fluid
    Patent number: 4012328
    Abstract: A well completion and packer fluid additive consisting essentially of carboxymethyl cellulose crosslinked with an inorganic chromium compound. The fluids prepared with this procedure have temperature stability to 250.degree. F., excellent resistance to contamination, stability in electrolyte solutions such as KCl and CaCl.sub.2 and upon acidizing the fluid retains less the 3% residue.
    Type: Grant
    Filed: March 3, 1975
    Date of Patent: March 15, 1977
    Assignee: Dresser Industries, Inc.
    Inventors: Melvel P. Hunter, Karl E. Gillenwater, Henry J. Warren
  • Refractory mortar composition
    Patent number: 3986884
    Abstract: A refractory composition suitable for use as a mortar which consists of chromic oxide and high alumina refractory material and a bonding material consisting of anhydroglucose polymer and phosphoric acid, the composition being substantially free of SiO.sub.2.
    Type: Grant
    Filed: December 17, 1975
    Date of Patent: October 19, 1976
    Assignee: Dresser Industries, Inc.
    Inventors: George Hugh Criss, Ernest Paul Weaver
  • Transition casting for use in sills of freight cars
    Patent number: 3973681
    Abstract: The invention relates to railway cars having a tubular-like sill in the underframe and a standard Z type draft sill at each end and a transition sill telescoping into and connecting the draft sill to the tubular sill.
    Type: Grant
    Filed: February 27, 1975
    Date of Patent: August 10, 1976
    Assignee: Dresser Industries, Inc.
    Inventors: Albert Edward Martin, Stanley Herbert Fillion