Patents Represented by Attorney Robert H. Dewey

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  • Method of blasting a field with ANFO and TL-136
    Patent number: 4273049
    Abstract: A method of drilling and blasting a field is disclosed. By use of a certain combination of blasting agents, it is possible to expand the bore hole pattern by 30 to 50%, thereby decreasing the number of bore holes per unit of area to be blasted.
    Type: Grant
    Filed: October 22, 1979
    Date of Patent: June 16, 1981
    Assignee: International Minerals & Chemical Corp.
    Inventors: Donald W. Edwards, Paul R. Young, Thomas M. Zukovich
  • Control of shipping fever
    Patent number: 4271174
    Abstract: A method for prophylactically and therapeutically treating mammals for the bacterial aspects of shipping fever caused by Pasteurella species prior to exposure, during incubation or during the symptomatic phase comprising parenterally administering to the mammal cycloserine in a dose sufficient to alleviate symptoms of shipping fever.
    Type: Grant
    Filed: May 29, 1980
    Date of Patent: June 2, 1981
    Assignee: International Minerals & Chemical Corp.
    Inventors: David R. Bright, Robert D. Williams
  • TL-166 Blasting agent
    Patent number: 4263068
    Abstract: A blasting agent comprising ammonium nitrate, fuel, a nitroalkane and bentonite as a thickening agent.
    Type: Grant
    Filed: June 28, 1979
    Date of Patent: April 21, 1981
    Assignee: International Minerals & Chemical Corp.
    Inventors: Donald W. Edwards, Thomas M. Zukovich, Ronald D. Thomas, Ronald M. Weigel
  • Antimicrobial agents
    Patent number: 4260634
    Abstract: Certain phenylthioalkylamines and amides thereof are antifungal or antibacterial agents, or both, and provide a method of controlling the growth of these microorganisms.
    Type: Grant
    Filed: June 18, 1979
    Date of Patent: April 7, 1981
    Assignee: International Minerals & Chemical Corp.
    Inventor: Herbert L. Wehrmeister
  • Strippable coating resin from nitroalkanol and polyamine
    Patent number: 4243800
    Abstract: A strippable coating resin obtained by the process comprising the step of reacting tris(hydroxymethyl)nitromethane with an aliphatic polyamine of 2 to 10 carbon atoms in a mole ratio of 1 to 0.5-1.0 at ambient temperatures in the presence of a monoamine or an alkanolamine.
    Type: Grant
    Filed: March 30, 1979
    Date of Patent: January 6, 1981
    Assignee: International Minerals & Chemical Corp.
    Inventor: Jerry H. Hunsucker
  • Oxazolidinyl-quinoxalines and use as growth promoters
    Patent number: 4241061
    Abstract: A composition represented by the formula ##STR1## where R and R.sup.1 can be hydrogen, methyl, ethyl or hydroxymethyl and can be the same or different. The compounds are useful for promoting the growth of animals.
    Type: Grant
    Filed: May 21, 1979
    Date of Patent: December 23, 1980
    Assignee: International Minerals & Chemical Corp.
    Inventors: Richard E. Ivy, Vernon V. Young, Robert D. Williams
  • Modified urea-formaldehyde resin
    Patent number: 4238545
    Abstract: A resinous product comprising a curable urea-formaldehyde resin modified by a nitroalkanol and having particular utility for treating textiles and non-woven cellulose products to provide permanent press and wrinkle-resistant characteristics.
    Type: Grant
    Filed: October 22, 1979
    Date of Patent: December 9, 1980
    Assignee: International Minerals & Chemical Corporation
    Inventors: Jerry H. Hunsucker, Milton E. Woods
  • Melamine polymeric composition
    Patent number: 4235763
    Abstract: A polymeric melamine composition useful as an adhesive comprising the condensation product of a nitroalkanol of the formula ##STR1## where R is hydroxymethyl, methyl or ethyl, with melamine.
    Type: Grant
    Filed: March 30, 1979
    Date of Patent: November 25, 1980
    Assignee: International Minerals & Chemical Corp.
    Inventor: Jerry H. Hunsucker
  • Nitro-olefin-substituted quinoxaline dioxides
    Patent number: 4224324
    Abstract: Nitro-olefin-substituted quinoxaline dioxides represented by the formula: ##STR1## where R is hydrogen or methyl. The compounds are useful for controlling the growth of bacteria and fungi.
    Type: Grant
    Filed: May 21, 1979
    Date of Patent: September 23, 1980
    Assignee: International Minerals and Chemical Corporation
    Inventor: Vernon V. Young
  • Process for the synthesis and separation of the threo and erythro isomers of 2-amino-1-phenyl-1-propanol
    Patent number: 4224246
    Abstract: A process for the synthesis and separation of the threo and erythro isomers of 2-amino-1-phenyl-1-propanol comprising the steps of catalytically reducing 2-nitro-1-phenyl-1-propanol to form the acetate salt of the racemic mixture of 2-amino-1-phenyl-1-propanol and separating the isomers by fractional crystallization.
    Type: Grant
    Filed: June 12, 1978
    Date of Patent: September 23, 1980
    Assignee: International Minerals and Chemical Corporation
    Inventor: Edward B. Hodge
  • Substituted quinoxaline dioxides
    Patent number: 4221791
    Abstract: Compounds represented by the formula: ##STR1## where R and R' collectively are (a) .dbd.NOCH.sub.2 COOCH.sub.3, ##STR2## or R is hydroxyl or alkoxy and R' is ##STR3## (h) --NHOH, or (i) --NHNHCO.sub.2 CH.sub.3. The compounds promote the growth rate of animals and improve the feed efficiency.
    Type: Grant
    Filed: May 21, 1979
    Date of Patent: September 9, 1980
    Assignee: International Minerals & Chemical Corp.
    Inventors: Vernon V. Young, Robert D. Williams, Richard E. Ivy
  • Modified urea-formaldehyde resin
    Patent number: 4219631
    Abstract: A resinous product comprising a curable urea-formaldehyde resin modified by a nitroalkanol and having particular utility for treating textiles and non-woven cellulose products to provide permanent press and wrinkle-resistant characteristics.
    Type: Grant
    Filed: May 21, 1979
    Date of Patent: August 26, 1980
    Assignee: International Minerals & Chemical Corp.
    Inventors: Jerry H. Hunsucker, Milton E. Woods
  • Phthalimide compounds and method for treating disorders of the heart
    Patent number: 4213996
    Abstract: A compound useful for treating disorders of the heart is disclosed having the formula ##STR1## or pharmaceutically-acceptable salts thereof, wherein x is an integer from 1 to about 10, and R.sub.1 is selected from the group consisting of lower alkyl of from 1 to about 5 carbon atoms.
    Type: Grant
    Filed: September 1, 1978
    Date of Patent: July 22, 1980
    Assignee: International Minerals & Chemical Corporation
    Inventor: Mohammed T. Shipchandler
  • Method of treating 1-nitropropane
    Patent number: 4210609
    Abstract: A process for decolorizing 1-nitropropane containing color bodies by passing it through a bed of alumina.
    Type: Grant
    Filed: August 23, 1978
    Date of Patent: July 1, 1980
    Assignee: International Minerals & Chemical Corp.
    Inventors: William A. Summers, Peter C. Markunas, Lois V. Faulkner
  • Method of controlling the growth of microorganisms using nitroalkyl thiocyanates
    Patent number: 4200646
    Abstract: A method of controlling the growth of microorganisms by using a compound represented by the formula ##STR1## wherein R is hydrogen or methyl, R.sup.1 is hydrogen, methyl or ethyl, or R and R.sup.1 can collectively be a cyclic alkyl group of 5 carbon atoms.
    Type: Grant
    Filed: February 7, 1979
    Date of Patent: April 29, 1980
    Assignee: International Minerals & Chemical Corporation
    Inventor: Herbert L. Wehrmeister
  • Method of preventing peel of old paint
    Patent number: 4191796
    Abstract: A method for preventing the peeling of old paint from substrate when a latex paint is applied thereto comprising the step of first applying to the old paint a composition consisting essentially of an aqueous resin binder formed by blending (1) an aqueous alkaline emulsion of a polyurethane resin based on a drying oil and (2) an aqueous dispersion of a thermoplastic acrylic polymer.
    Type: Grant
    Filed: October 23, 1978
    Date of Patent: March 4, 1980
    Inventor: Paul S. Eckhoff
  • Durable press finishing with oxazolidine catalysts
    Patent number: 4180382
    Abstract: An improvement in the process of preparing wrinkle resistant textile fabrics containing cellulosic fiber wherein said fabrics are impregnated with an N-methylol durable press resin and cured. The improvement comprises adding to the durable press resin an oxazolidine or mixture of oxazolidines having the general formula ##STR1## wherein R is selected from the group consisting of H, methyl, ethyl, hydroxymethyl and hydroxyethyl.
    Type: Grant
    Filed: July 1, 1977
    Date of Patent: December 25, 1979
    Assignee: International Minerals & Chemical Corp.
    Inventor: Jerry H. Hunsucker
  • Resinous product
    Patent number: 4175063
    Abstract: A high solids resinous product obtained by the process comprising reacting an unsaturated aliphatic monocarboxylic acid, one or more aromatic dicarboxylic acids or anhydride thereof, a mixture of bis- and tris(hydroxy)-alkanes and a monohydric alcohol, in the presence of catalytic amounts of dibutyl tin oxide and a solvent at a temperature of up to 430.degree. F. until the acid value is less than about 3.0, said resinous product having a non-volatile content of about 90% and a Gardner viscosity about Z.sub.1.
    Type: Grant
    Filed: June 1, 1978
    Date of Patent: November 20, 1979
    Assignee: International Minerals & Chemical Corporation
    Inventors: Robert R. Harris, Warren J. Pollack
  • Foundry core composition of aggregate and a binder therefor
    Patent number: 4172068
    Abstract: A foundry core composition of foundry aggregate, a polyol component or mixture thereof, a polyisocyanate, and as a selected solvent therefor, an acetal or ketal such as butyl acetal. The compositions are suitable for use in cold box, no-bake, and rapid no-bake processes.
    Type: Grant
    Filed: July 24, 1978
    Date of Patent: October 23, 1979
    Assignee: International Minerals & Chemical Corporation
    Inventors: Melville J. Holik, John F. Kraemer
  • Polyurethane-modified alkyd resin
    Patent number: RE30612
    Abstract: A polyurethane-modified alkyd resin obtained by the process consisting of the steps (a) forming an alkyd resin by reacting an unsaturated fatty acid with an aromatic dicarboxylic acid or anhydride, and dimethylolpropionic acid with an excess of polyol, and (b) reacting the alkyd so formed with toluene diisocyanate.
    Type: Grant
    Filed: November 13, 1979
    Date of Patent: May 12, 1981
    Assignee: International Minerals & Chemical Corp.
    Inventors: Robert R. Harris, Warren J. Pollack