Patents Examined by Mrs. Y. Harris-Smith
  • Clear stable motor fuel composition
    Patent number: 4608057
    Abstract: A process for converting a hazy water saturated alcohol-gasoline blend into a clear, stable gasoline composition having an improved octane rating. The conversion is made by adding to and blending with the hazy gasoline, a nonionic surfactant of an alkanoic acid derivative.
    Type: Grant
    Filed: June 3, 1985
    Date of Patent: August 26, 1986
    Assignee: Texaco Inc.
    Inventors: Marshall E. Davis, Rodney L. Sung
  • Fuel compositions
    Patent number: 4604102
    Abstract: Coking in and around the injector nozzles of indirect injection compression ignition engines is reduced by means of distillate fuel with which has been blended suitable concentrations of (i) organic nitrate ignition accelerator and (ii) sorbitan esters.Also described are additive mixtures of (i) and (ii) for use in distillate fuels in amounts sufficient to reduce the coking tendencies of such fuels when used in the operation of indirect injection compression ignition engines.
    Type: Grant
    Filed: November 25, 1985
    Date of Patent: August 5, 1986
    Assignee: Ethyl Corporation
    Inventors: Edward F. Zaweski, Leonard M. Niebylski
  • Composition comprising 1,3,5-trioxane
    Patent number: 4595396
    Abstract: Novel compositions comprising methanol and 1,3,5-trioxane, uses as slurry agents and/or fuels, and methods of synthesis of said compositions from gases containing carbon dioxide and light hydrocarbons are disclosed.
    Type: Grant
    Filed: May 14, 1984
    Date of Patent: June 17, 1986
    Assignee: Phillips Petroleum Company
    Inventor: J. Gordon Erdman
  • Hydrocarbon fuel additives and method for preparing same
    Patent number: 4595784
    Abstract: A compound having the general formula R.sub.x COH[COR].sub.y, wherein R is a lower alkyl hydrocarbon radical, y is 0 or 1, and x is 2 when y is 1 and 3 when y is 0, is prepared by admixing carbon monoxide, a transition metal halide, and an organomonolithium compound or an anionic equivalent thereof.
    Type: Grant
    Filed: November 7, 1984
    Date of Patent: June 17, 1986
    Assignee: Board of Control of Michigan Technological University
    Inventors: G. David Mendenhall, Hsiang T. Chen
  • Lubricating and additive mixtures for alcohol fuels and their method of preparation
    Patent number: 4595395
    Abstract: A unique lubricating, corrosion inhibiting and rust inhibiting additive for alcohol fuels having from 1 to 5 carbon atoms is disclosed. The lubricating additive comprises a mixture consisting essentially of a lubricant, an emulsifying agent, ethylene-vinyl acetate copolymer and organic solvents formulated to obtain a mixture having a specific gravity substantially equivalent to that of the alcohol in which the lubricating additive will be mixed. The invention further comprises an alcohol fuel-lubricating additive mixture for use as a fuel in internal combustion engines as well as methods for preparing such mixtures.
    Type: Grant
    Filed: October 29, 1984
    Date of Patent: June 17, 1986
    Inventor: Earl J. Smith
  • Fuel compositions
    Patent number: 4594077
    Abstract: Coking in and around the injector nozzles of indirect injection compression ignition engines is reduced by means of distillate fuel with which has been blended suitable concentrations of (i) organic nitrate ignition accelerator, and (ii) 1,3,5-trimethyl-2,4,6-tri(3,5-dialkyl-4-hydroxybenzyl)benzene.Also described are additive mixtures of (i) and (ii) for use in distillate fuels in amounts sufficient to reduce the coking tendencies of such fuels when used in the operation of indirect injection compression ignition engines.
    Type: Grant
    Filed: September 20, 1985
    Date of Patent: June 10, 1986
    Assignee: Ethyl Corporation
    Inventors: Edward F. Zaweski, Leonard M. Niebylski
  • Fuel compositions
    Patent number: 4592761
    Abstract: Coking in and around the injector nozzles of indirect injection compression ignition engines is reduced by means of distillate fuel with which has been blended suitable concentrations of (i) organic nitrate ignition accelerator, and (ii) a mixture of ortho-tert-butylated phenols.Also described are additive mixtures of (i) and (ii) for use in distillate fuels in amounts sufficient to reduce the coking tendencies of such fuels when used in the operation of indirect injection compression ignition engines.
    Type: Grant
    Filed: September 20, 1985
    Date of Patent: June 3, 1986
    Assignee: Ethyl Corporation
    Inventors: Edward F. Zaweski, Leonard M. Niebylski
  • Fuel compositions
    Patent number: 4588416
    Abstract: Coking in and around the injector nozzles of indirect injection compression ignition engines is reduced by means of distillate fuel with which has been blended suitable concentrations of (i) organic nitrate ignition accelerator, and (ii) a basic sulfurized alkaline earth metal alkyl phenate.Also described are additive mixtures of (i) and (ii) for use in distillate fuels in amounts sufficient to reduce the coking tendencies of such fuels when used in the operation of indirect injection compression ignition engines.
    Type: Grant
    Filed: September 20, 1985
    Date of Patent: May 13, 1986
    Assignee: Ethyl Corporation
    Inventors: Edward F. Zaweski, Leonard M. Niebylski
  • Fuel compositions
    Patent number: 4588417
    Abstract: Coking in and around the injector nozzles of indirect injection compression ignition engines is reduced by means of distillate fuel with which has been blended suitable concentrations of (i) organic nitrate ignition accelerator, and (ii) diphenylamine or alkylated diphenylamine.Also described are additive mixtures of (i) and (ii) for use in distillate fuels in amounts sufficient to reduce the coking tendencies of such fuels when used in the operation of indirect injection compression ignition engines.
    Type: Grant
    Filed: September 20, 1985
    Date of Patent: May 13, 1986
    Assignee: Ethyl Corporation
    Inventors: Edward F. Zaweski, Leonard M. Miebylski
  • Fuel compositions
    Patent number: 4588415
    Abstract: Coking in and around the injector nozzles of indirect injection compression ignition engines is reduced by means of distillate fuel with which has been blended suitable concentrations of (i) organic nitrate ignition accelerator, and (ii) a dihydrocarbyl phosphite.Also described are additive mixtures of (i) and (ii) for use in distillate fuels in amounts sufficient to reduce the coking tendencies of such fuels when used in the operation of indirect injection compression ignition engines.
    Type: Grant
    Filed: September 20, 1985
    Date of Patent: May 13, 1986
    Assignee: Ethyl Corporation
    Inventors: Edward F. Zaweski, Leonard M. Niebylski
  • Antimisting system for hydrocarbon fluids
    Patent number: 4586937
    Abstract: An antimisting hydrocarbon solution comprising a hydrocarbon mixed with a copolymer of an alphaolefin and a vinyl alkylenecarboxylic acid, wherein the concentration of said copolymer in said hydrocarbon is about 0.05 to about 2 grams per 100 ml of said solution, wherein said copolymer has the formula: ##STR1## wherein R.sub.1 is an alkyl group having about 1 to about 25 carbon atoms, R.sub.2 is an alkylene group having about 3 to 17 carbon atoms, x is about 95.0 to about 99.99 mole % and y is about 0.01 to about 5 mole %.
    Type: Grant
    Filed: June 29, 1984
    Date of Patent: May 6, 1986
    Assignee: Exxon Research and Engineering Co.
    Inventors: Ilan Duvdevani, John A. Eckert, Donald N. Schulz, Kissho Kitano
  • N-substituted enaminones and oleaginous compositions containing same
    Patent number: 4579675
    Abstract: Described are novel enaminones of the formula: ##STR1## wherein R is a lower alkyl or oxyalkyl group having 1 to 5 carbon atoms, R.sub.1 is an alkyl group having from 1 to 200 carbon atoms or a similar alkyl group substituted by nitrogen, oxygen or other inert substituents; R.sub.2 is hydrogen or an alkyl group having from 1 to 20 carbon atoms; R.sub.3 is an alkyl or substituted alkyl group having from 1 to 20 carbon atoms. These products are prepared by the reaction of a 1,3-dicarbonyl compound and a primary or secondary amine analog.In neat or mixed form, the present compounds are useful as dispersants-detergents in oleaginous compositions.
    Type: Grant
    Filed: November 9, 1983
    Date of Patent: April 1, 1986
    Assignee: Texaco Inc.
    Inventors: Robert A. Sawicki, Benjamin J. Kaufman, Phillip B. Valkovich, Joseph B. Biasotti
  • Ester-containing halopolyalkylenes
    Patent number: 4553980
    Abstract: This invention relates to polyalkylenes which contain both halogen and ester groups, to the preparation thereof, and to the use thereof as pour depressants for fuel oils. This invention also relates to polyalkylene esters.
    Type: Grant
    Filed: April 22, 1985
    Date of Patent: November 19, 1985
    Assignee: Petrolite Corporation
    Inventors: Michael I. Naiman, John A. Schield
  • Hydrocarbon oils with improved pour points
    Patent number: 4547202
    Abstract: Hydrocarbon oils containing, as a pour point depressant, a copolymer of an alkyl acrylate, the alkyl group of which contains about 12 to 40 carbon atoms and an vinylidene olefin having about at least 16 carbon atoms, the copolymer having a weight average molecular weight of about 1,000 to 100,000.
    Type: Grant
    Filed: December 5, 1983
    Date of Patent: October 15, 1985
    Assignee: Atlantic Richfield Company
    Inventor: Richard F. Miller
  • Low flash point diesel fuel of increased conductivity containing amyl alcohol
    Patent number: 4539014
    Abstract: Conductivity of a low flash point diesel fuel containing diluent naphtha is increased by addition thereto of an amyl alcohol, typically a fusel oil.
    Type: Grant
    Filed: September 2, 1980
    Date of Patent: September 3, 1985
    Assignee: Texaco Inc.
    Inventor: William M. Sweeney
  • Process for treating gasoline or gasohol by contact with KF or K.sub.2 CO.sub.3
    Patent number: 4539013
    Abstract: A water-containing fuel boiling in the gasoline boiling range, such as gasoline or gasohol, is contacted with a substantially saturated aqueous solution of potassium fluoride (or carbonate) plus solid potassium fluoride (or carbonate) and dry fuel is recovered.
    Type: Grant
    Filed: October 7, 1981
    Date of Patent: September 3, 1985
    Assignee: Texaco Inc.
    Inventor: William M. Sweeney
  • Method for reducing water sensitivity of ether containing gasoline compositions
    Patent number: 4519809
    Abstract: A method for reducing the water sensitivity of an ether containing gasoline composition comprising mixing the ether component after it is prepared and while it is essentially water free with a selected paraffinic component before it is added to the gasoline.
    Type: Grant
    Filed: April 23, 1984
    Date of Patent: May 28, 1985
    Assignee: Exxon Research & Engineering Co.
    Inventor: Albert M. Hochhauser
  • Alcohol based fuels
    Patent number: 4508540
    Abstract: Liquid fuels having anti-corrosive properties for use in internal combustion engines comprising (1) a major fraction of a monohydroxy alkanol having from 1 to about 5 carbon atoms, and (2) a corrosion inhibiting amount of an aliphatic dicarboxylic acid having from 2 to about 10 carbon atoms.
    Type: Grant
    Filed: November 2, 1981
    Date of Patent: April 2, 1985
    Assignee: Ethyl Corporation
    Inventor: Warren L. Perilstein
  • Corrosion inhibited motor fuel
    Patent number: 4505717
    Abstract: A novel fuel composition contains ethanol or methanol plus, as a corrosion inhibitor, a reaction product of a dialkyl amine and an isatoic anhydride, further reacted with a alkoxyalkyl amine.
    Type: Grant
    Filed: June 25, 1984
    Date of Patent: March 19, 1985
    Assignee: Texaco Inc.
    Inventor: Rodney L. Sung
  • Increasing the cetane number of diesel fuel by partial oxidation _
    Patent number: 4494961
    Abstract: The invention provides a method for increasing the cetane number of a low hydrogen content, highly aromatic distillate fuel by subjecting it to catalytic partial oxidation. Catalysts employed include transition metal oxides alone or in conjuction with alkali metal or alkaline earth metal compounds. Partial oxidation in accordance with the method of this invention not only results in cetane number improvement, but also allows a higher concentration of aromatic substituents in the fuel blend.
    Type: Grant
    Filed: June 14, 1983
    Date of Patent: January 22, 1985
    Assignee: Mobil Oil Corporation
    Inventors: Chaya Venkat, Dennis E. Walsh