Patents Examined by Winston A. Douglas
  • Anthraquinone reactive dyestuffs
    Patent number: 4325705
    Type: Grant
    Filed: December 10, 1979
    Date of Patent: April 20, 1982
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wolfgang Harms, Klaus Wunderlish, Klaus von Oertzen
  • Fuel detergent compositions containing lubricating oil
    Patent number: 4325708
    Abstract: A motor fuel additive composition comprising a fuel detergent composition and a lubricating oil. In preferred embodiments aminosuccinimide and amide-sulfonate fuel additive compositions are combined with lubricating oil in a fuel composition which exhibits reduced formation of engine deposits, particularly under additive-overdose conditions.
    Type: Grant
    Filed: September 9, 1977
    Date of Patent: April 20, 1982
    Assignee: Phillips Petroleum Company
    Inventor: Lucien J. Bagnetto, Jr.
  • Process for the preparation of monoaroylated 1,4-diaminoanthraquinones
    Patent number: 4324732
    Abstract: In a process for the preparation of monoaroylated 1,4-diaminoanthraquinone by contacting 1,4-diaminoanthraquinone with an aroyl halide in the presence of an organic solvent and an acid-binding agent and in the presence of a small amount of water at an elevated temperature, the improvement which comprises carrying out the process in the presence of a tertiary aliphatic aminoalcohol and/or quaternary ammonium compound and commencing the reaction at a temperature of 20.degree. to 50.degree. C. and, after addition of the aroyl halide, completing the reaction at a temperature of 80.degree. to 130.degree. C.
    Type: Grant
    Filed: September 5, 1980
    Date of Patent: April 13, 1982
    Assignee: Bayer Aktiengesellschaft
    Inventors: Norbert Majer, Gunther Boehmke
  • Brown vat dye and its preparation
    Patent number: 4323510
    Abstract: A vat dye obtained by heating a condensation product, which itself has been prepared by heating 3,9-di-(1-anthraquinonylamino)-benz[d,e]anthrone in an aluminum chloride/picoline or aluminum chloride/quinoline melt in the presence of sulfuryl chloride or thionyl chloride, in a melt of an alkali metal hydroxide in an alcohol or glycol or aqueous glycol.The dye gives deep clear brown dyeings having good fastness characteristics.
    Type: Grant
    Filed: June 2, 1980
    Date of Patent: April 6, 1982
    Assignee: BASF Aktiengesellschaft
    Inventors: Helmut Hoch, Heinrich Hiller
  • Bis(disubstituted aminomethyl)phenols as ashless hydrocarbon additives
    Patent number: 4322304
    Abstract: Ashless hydrocarbon fuel compositions comprising a hydrocarbon fuel for a combustion engine and bis(disubstituted aminomethyl)phenol. Ashless lubricating compositions comprising a lubricating stock and bis(disubstituted aminomethyl)phenol. Bis(disubstituted aminomethyl)phenols, particularly bis(disubstituted aminomethyl)alkyl phenols as novel compositions of matter.
    Type: Grant
    Filed: April 29, 1980
    Date of Patent: March 30, 1982
    Assignee: Phillips Petroleum Company
    Inventors: Robert M. Parlman, Lyle D. Burns
  • 1-Aryloxy-2-(S)-hydroxy-3-(triarylphosphonio)-propane derivatives as prostaglandin intermediates
    Patent number: 4322557
    Abstract: 1-Aryloxy-2-(S)-hydroxy-3-(triarylphosphonio)-propane salts and alkali metal ylids thereof are novel intermediates useful in the direct synthesis of 15-(R)-hydroxy-16-aryloxy-prostaglandins.
    Type: Grant
    Filed: February 17, 1981
    Date of Patent: March 30, 1982
    Assignee: Pfizer Inc.
    Inventor: Glenn C. Andrews
  • Deposit control additives and their fuel compositions
    Patent number: 4322305
    Abstract: Hydrocarbyl carbonates and their fuel compositions are provided. The hydrocarbyl carbonates are deposit control additives in gasoline compositions.
    Type: Grant
    Filed: September 29, 1980
    Date of Patent: March 30, 1982
    Assignee: Chevron Research Company
    Inventor: Robert A. Lewis
  • Novel process and product
    Patent number: 4321060
    Abstract: Alcohols may be inhibited against corrosion by addition thereto of an ether amine (R-O-R").sub.a -NH.sub.3-a typically C.sub.13 H.sub.27 -0-(CH.sub.2).sub.3 -NH.sub.2.
    Type: Grant
    Filed: November 14, 1980
    Date of Patent: March 23, 1982
    Assignee: Texaco Inc.
    Inventors: Rodney L. Sung, George J. Sidote
  • Process for preparing triarylmethane dyes
    Patent number: 4321207
    Abstract: A process for the preparation of triphenylmethane compounds by oxidation using as the catalyst a mixture of vanadium and molybdenum in a solvent medium of acetic acid plus a cosolvent.
    Type: Grant
    Filed: June 30, 1980
    Date of Patent: March 23, 1982
    Assignee: American Cyanamid Company
    Inventor: Frank F. Cesark
  • Motor fuel
    Patent number: 4321063
    Abstract: Liquid hydrocarbon fuel compositions are provided containing antiknock quantities of selected benzylic amine compounds.
    Type: Grant
    Filed: October 24, 1980
    Date of Patent: March 23, 1982
    Assignee: Phillips Petroleum Company
    Inventor: Lyle D. Burns
  • Motor fuel
    Patent number: 4321061
    Abstract: Liquid hydrocarbon fuel compositions are provided containing antiknock quantities of ashless antiknock additives comprising cyclic diamines selected from 1,4-diazacycloalkanes.
    Type: Grant
    Filed: October 31, 1980
    Date of Patent: March 23, 1982
    Assignee: Phillips Petroleum Company
    Inventors: Robert M. Parlman, Roy C. Lee, Lyle D. Burns
  • Hydrocarbyl substituted phenylaspartates of N-primary-alkyl-alkylene diamines and motor fuel composition containing same
    Patent number: 4321062
    Abstract: Hydrocarbyl-substituted phenylaspartates of N-primary-alkyl-alkylene diamines of the formulas: ##STR1## wherein R is a hydrocarbyl radical having from about 6 to 30 carbon atoms; R' is an alkyl or an alkenyl group having from 6 to 30 carbon atoms are provided together with a motor fuel composition containing at least one of the foregoing compounds.
    Type: Grant
    Filed: January 12, 1981
    Date of Patent: March 23, 1982
    Assignee: Texaco Inc.
    Inventors: Sheldon Herbstman, Peter Dorn
  • Process for preparing a liquid fuel composition
    Patent number: 4319981
    Abstract: A process for preparing a liquid fuel composition which comprises liquefying coal, separating a mixture of phenols from said liquefied coal, converting said phenols to the corresponding mixture of anisoles, subjecting at least a portion of the remainder of said liquefied coal to hydrotreatment, subjecting at least a portion of said hydrotreated liquefied coal to reforming to obtain reformate and then combining at least a portion of said anisoles and at least a portion of said reformate to obtain said liquid fuel composition.
    Type: Grant
    Filed: November 12, 1980
    Date of Patent: March 16, 1982
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventor: Gary M. Singerman
  • Magnesium salts of N-carboxyamino acid
    Patent number: 4320015
    Abstract: Disclosed are the magnesium salts of N-carboxyamino acids, a process for their preparation, and their use of lubricating oil additives.
    Type: Grant
    Filed: June 29, 1979
    Date of Patent: March 16, 1982
    Assignee: Chevron Research Company
    Inventor: Ronald J. Vaughan
  • Distillate fuel additives
    Patent number: 4319887
    Abstract: Distillate fuel additives containing an activator for increasing the efficiency with which the fuel can be burned, a pour point depressant, a dispersant, and a base stock or carrier for the foregoing constituents.
    Type: Grant
    Filed: May 7, 1980
    Date of Patent: March 16, 1982
    Assignee: Keyline Research & Development Corporation
    Inventor: Paul Lurix
  • Denaturants for ethyl alcohol
    Patent number: 4319886
    Abstract: This patent discloses a new class of denaturants for commercial ethyl alcohol, particularly for use in mixtures such as Gasohol. These denaturants are the lower alcoholic esters of monocyclic naphthenic acids and are particularly useful because they can be added in very low concentrations and still provide a noxious flavor and odor to the alcoholic system to make it non-potable.
    Type: Grant
    Filed: January 7, 1980
    Date of Patent: March 16, 1982
    Inventors: Marvin H. Gold, Joseph Winkler
  • Gasoline additive fluids to reduce hydrocarbon emissions
    Patent number: 4317657
    Abstract: Exhaust hydrocarbon emissions of an internal combustion engine being operated on gasoline containing a cyclopentadienyl manganese antiknock are reduced by the addition of a dimer or a trimer acid or mixture of a dimer and a trimer acid produced by the polymerization or condensation of an unsaturated aliphatic monocarboxylic acid having between 16 and 18 carbon atoms per molecule to the gasoline.
    Type: Grant
    Filed: May 31, 1979
    Date of Patent: March 2, 1982
    Assignee: Ethyl Corporation
    Inventor: Leonard M. Niebylski
  • Gasoline and alcohol blends
    Patent number: 4316724
    Abstract: Gasahol is made from aqueous alcohol, a portion of the water being removed by reaction with isobutene to form t-butyl alcohol.
    Type: Grant
    Filed: May 5, 1980
    Date of Patent: February 23, 1982
    Assignee: Texaco Inc.
    Inventor: Sheldon Herbstman
  • Hydrocarbon oils containing 1 to 10 percent emulsified water and emulsifiers therefor
    Patent number: 4315755
    Abstract: Hydrocarbon oils containing 1 to 10% emulsified water are provided, having as the emulsifier:(a) a nonionic surface-active ethylene oxide adduct having the general formula: ##STR1## in which: n.sub.1 =1 to 5;n.sub.2 =a number selected to give a polyethylene glycol chain in a weight percent within the range from about 50 to about 60% by weight of the adduct;R=alkyl of from about one to about twenty-four carbon atoms, the alkylphenyl group having from about twelve to about thirty carbon atoms; and(b) the calcium salt of dodecylbenzene sulphonic acid.The weight ratio nonionic surface-active ethylene oxide adduct to calcium salt of dodecylbenzene sulphonic acid is from about 80:20 to about 40:60. The emulsifier emulsifies from 1 to 10% by weight of water in the hydrocarbon oil.
    Type: Grant
    Filed: June 30, 1980
    Date of Patent: February 16, 1982
    Assignee: Berol Kemi A.B.
    Inventors: Karl M. E. Hellsten, Inger G. Johansson, Birgit T. G. Karlsson
  • Bis-quinizarin compounds
    Patent number: 4313887
    Abstract: Bis-quinizarin compounds are disclosed. They have the structure: ##STR1## where X is ##STR2## --CF.sub.2 --, or a bond.
    Type: Grant
    Filed: October 29, 1980
    Date of Patent: February 2, 1982
    Assignee: Gulf Oil Corporation
    Inventors: Clarence D. Bertino, Robert W. Hill, J. Gustav Schulz