Patents by Inventor Richard F. Miller

Richard F. Miller has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Aqueous nitrogenous fertilizer solutions having reduced corrosivity
    Patent number: 4781748
    Abstract: The corrosive effects of liquid nitrogen-based fertilizer compositions on metal surfaces is reduced by adding to the fertilizer compositions small amounts of amine oxides.
    Type: Grant
    Filed: October 17, 1986
    Date of Patent: November 1, 1988
    Assignee: Pony Industries, Inc.
    Inventors: Richard F. Miller, Marilyn W. Blaschke
  • Hydrocarbon oils with improved pour points
    Patent number: 4726811
    Abstract: Hydrocarbon oils containing, as a pour point depressant, a terpolymer of a vinyl ester having a total of 4 to 8 carbon atoms, vinyl alcohol and ethylene, the copolymer having a weight average molecular weight of about 1,000 to 100,000.
    Type: Grant
    Filed: February 24, 1986
    Date of Patent: February 23, 1988
    Assignee: Pony Industries, Inc.
    Inventor: Richard F. Miller
  • Alkylation aide for sulfuric acid catalyzed alkylation units
    Patent number: 4675305
    Abstract: Hydrocarbon alkylation processes which are catalyzed by acids are promoted by the addition of an alkylation promoter which is a combination of a new carboxylic acid having the structural formula ##STR1## wherein R, R.sup.1 and R.sup.2 are alkyl groups and at least one aromatic hydrocarbon sulfonic acid selected from compounds having the structure ##STR2## wherein R.sup.3 is H or an alkyl group and R.sup.4 is an alkyl group.
    Type: Grant
    Filed: September 15, 1986
    Date of Patent: June 23, 1987
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Marilyn W. Blaschke
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4654451
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of mixtures of alkyl-substituted p-nitrosophenols and p-nitrosophenol.
    Type: Grant
    Filed: December 27, 1985
    Date of Patent: March 31, 1987
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Marilyn W. Blaschke
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4654450
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of a N,N-dialkylhydroxylamine and an alkyl benzene sulfonic acid.
    Type: Grant
    Filed: February 24, 1986
    Date of Patent: March 31, 1987
    Assignee: Atlantic Richfield Company
    Inventor: Richard F. Miller
  • Alkylation aide for sulfuric acid catalyzed alkylation units
    Patent number: 4650918
    Abstract: Hydrocarbon alkylation processes which are catalyzed by acids are promoted by the addition of an alkylation promoter which is a combination of a new carboxylic acid having the structural formula ##STR1## wherein R, R.sup.1 and R.sup.2 are alkyl groups and at least one aromatic hydrocarbon sulfonic acid selected from compounds having the structure ##STR2## wherein R.sup.3 is H or an alkyl group and R.sup.4 is an alkyl group.
    Type: Grant
    Filed: November 25, 1985
    Date of Patent: March 17, 1987
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Marilyn W. Blaschke
  • Composition and method for inhibiting formation of polymers during gas scrubbing of monomers
    Patent number: 4628132
    Abstract: A method for inhibiting polymerization of vinyl monomers includes contacting the monomer to be protected with a polymerization inhibiting composition for vinyl monomers comprising an aqueous solution of a dialkyl amine of the formula RR'NH, dialkylhydroxylamine of the formula RR'NOH and an alkali metal salt of a tertiary-alkylcatechol wherein R and R' are the same or different and each is straight chain or branched alkyl having 2 to 10 carbon atoms and the tertiary-alkyl moiety of tertiary-alkylcatechol has a total of 3 to 20 carbon atoms.
    Type: Grant
    Filed: November 23, 1984
    Date of Patent: December 9, 1986
    Assignee: Atlantic Richfield Company
    Inventor: Richard F. Miller
  • Preparation of higher silicon carboxylates in improved yields using an inert gas
    Patent number: 4611073
    Abstract: Silicon tetracarboxylates of higher acids are prepared by contacting silicon tetracarboxylates of lower fatty acids with higher fatty acids at a temperature sufficiently high to vaporize the lower fatty acid by-product. The reaction may be carried out in the presence of an inert gas, if desired.
    Type: Grant
    Filed: December 27, 1985
    Date of Patent: September 9, 1986
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Marilyn W. Blaschke
  • Novel water-soluble antimony compounds and their preparation
    Patent number: 4609747
    Abstract: Novel organic water-soluble antimony compounds are prepared by reacting an alkoxyalkylamine with a hydroxycarboxylic acid to form an intermediate product and then reacting the intermediate product with an antimony oxide. These compounds are useful for use as catalyst metal poison passivators.
    Type: Grant
    Filed: November 19, 1984
    Date of Patent: September 2, 1986
    Assignee: Atlantic Richfield
    Inventors: Marilyn W. Blaschke, Richard F. Miller, John Link
  • Novel water-soluble antimony compounds and their preparation
    Patent number: 4595772
    Abstract: Novel organic water-soluble antimony compounds are prepared by reacting an alkanolamine with a hydroxycarboxylic acid to form an intermediate product and then reacting the intermediate product with an antimony oxide. These compounds are useful for use as catalyst metal poison passivators.
    Type: Grant
    Filed: November 19, 1984
    Date of Patent: June 17, 1986
    Assignee: Atlantic Richfield Company
    Inventors: Marilyn W. Blaschke, Richard F. Miller, John Link
  • Water-soluble antimony compounds and their preparation
    Patent number: 4595771
    Abstract: Novel organic water-soluble antimony compounds are prepared by reacting ammonia or an alkylamine with a hydroxycarboxylic acid to form an intermediate product and then reacting the intermediate product with an antimony oxide. These compounds are useful for use as catalyst metal poison passivators.
    Type: Grant
    Filed: November 16, 1984
    Date of Patent: June 17, 1986
    Assignee: Atlantic Richfield Company
    Inventors: Marilyn W. Blaschke, Richard F. Miller, John Link
  • Process for removing hydrogen sulfide with reduced fouling
    Patent number: 4575455
    Abstract: A gas scrubbing operation wherein a mixture of gases is scrubbed with a gas scrubbing medium to remove at least one gas component from the mixture is improved by reducing the fouling of apparatus used in the scrubbing operation by adding to the scrubbing medium an antifoulant effective amount of a hydroxylamine compound.
    Type: Grant
    Filed: November 23, 1984
    Date of Patent: March 11, 1986
    Assignee: Atlantic Richfield Company
    Inventor: Richard F. Miller
  • Method for minimizing fouling of heat exchanger
    Patent number: 4556476
    Abstract: Hydrocarbon processing equipment is protected against fouling during the processing of hydrocarbons at elevated temperatures by adding to the equipment small amounts of mixtures of N,N'-dimer of phenothizine or substituted phenothiazine and one or more N,N diaromatic substituted hydroxylamines.
    Type: Grant
    Filed: August 10, 1984
    Date of Patent: December 3, 1985
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • 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
  • Alkylation aide for sulfuric acid catalyzed alkylation units
    Patent number: 4544795
    Abstract: The efficiency of acid catalyzed alkylation of alkanes with olefins is improved by conducting the alkylation in the presence of small amounts of a fatty acid having 16 to 40 carbon atoms.
    Type: Grant
    Filed: December 10, 1984
    Date of Patent: October 1, 1985
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Alkylation aide for sulfuric acid catalyzed alkylation units
    Patent number: 4544794
    Abstract: The efficiency of acid catalyzed alkylation of alkanes with olefins is improved by conducting the alkylation in the presence of small amounts of a mixture of a neo acid and another fatty acid having 10 to 30 carbon atoms.
    Type: Grant
    Filed: December 10, 1984
    Date of Patent: October 1, 1985
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Method for minimizing fouling of heat exchanger
    Patent number: 4529500
    Abstract: Hydrocarbon processing equipment is protected against fouling during the processing of hydrocarbons at elevated temperatures by adding to the equipment small amounts of the N,N'-dimer of phenothiazine or a substituted phenothiazine.
    Type: Grant
    Filed: August 10, 1984
    Date of Patent: July 16, 1985
    Assignee: Atlantic Richfield
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Method for minimizing fouling of heat exchanger
    Patent number: 4511457
    Abstract: Hydrocarbon processing equipment is protected against fouling during the processing of hydrocarbons at elevated temperatures by adding to the equipment small amounts of the N,N'-dimer of phenothiazine and at least one mono- or ditertiary alkyl catechol and/or at least one mono- or ditertiary alkylhydroquinone.
    Type: Grant
    Filed: August 10, 1984
    Date of Patent: April 16, 1985
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Method for minimizing fouling of heat exchanger
    Patent number: 4510041
    Abstract: Hydrocarbon processing equipment is protected against fouling during the processing of hydrocarbons at elevated temperatures by adding to the equipment small amounts of at least one N,N'-dimer of phenothiazine or a substituted phenothiazine and at least one mono- or ditertiary alkylphenol.
    Type: Grant
    Filed: August 10, 1984
    Date of Patent: April 9, 1985
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Corrosion inhibition
    Patent number: 4497702
    Abstract: A hydrocarbonaceous liquid stream is modified to contain a minor amount of the amide reaction product of a polyalkylene polyamine and a neo-acid having 5 to 20 carbon atoms, the neo-acid having three alkyl groups on the carbon atom which is in the alpha position relative to the carboxylic group, whereby corrosion of iron and other metals contacted by said stream is significantly reduced.
    Type: Grant
    Filed: August 9, 1982
    Date of Patent: February 5, 1985
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Tony S. Go, George R. Wilson, III