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).

  • Preparation of higher tin carboxylates in improved yields using an inert gas
    Patent number: 4495105
    Abstract: Tin carboxylates of higher carboxylic acids can be prepared in high yields by:(a) reacting either stannous oxide with an anhydride of a lower organic acid,(b) reacting the product from (a) with at least one higher carboxylic acid, and(c) recovering the tin carboxylate of said higher carboxylic acid.
    Type: Grant
    Filed: March 9, 1983
    Date of Patent: January 22, 1985
    Assignee: Atlantic Richfield Company
    Inventor: Richard F. Miller
  • Method for the preparation of higher antimony tricarboxylates
    Patent number: 4488997
    Abstract: Antimony tricarboxylates of higher carboxylic acids can be prepared by(a) reacting antimony oxide with an anhydride of a lower organic acid,(b) reacting the product from (a) with at least one higher carboxylic acid at a temperature sufficient to vaporize volatile material and removing said volatile material, and(c) recovering the antimony tricarboxylate of said higher carboxylic acid.
    Type: Grant
    Filed: August 27, 1982
    Date of Patent: December 18, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, John Link
  • Preparation of higher antimony tricarboxylates in improved yields using an inert gas
    Patent number: 4488998
    Abstract: Antimony tricarboxylates of higher carboxylic acids can be prepared in high yields by(a) reacting antimony oxide with an anhydride of a lower organic acid,(b) reacting the product from (a) with at least one higher carboxylic acid at a temperature sufficient to vaporize volatile material and removing the vaporized volatile material,(c) simultaneously passing a stream of an inert gas through the reaction mixture, and(d) recovering the antimony tricarboxylate of said higher carboxylic acid.
    Type: Grant
    Filed: August 27, 1982
    Date of Patent: December 18, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, John Link
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4487981
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of at least one N,N' dimer of phenothiazine or a substituted phenothiazine and at least one mono- or ditertiary alkyl catechol and/or at least one mono- or ditertiary alkylhydroquinone.
    Type: Grant
    Filed: September 8, 1983
    Date of Patent: December 11, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4487982
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds 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: September 8, 1983
    Date of Patent: December 11, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4465881
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of the N,N'-dimer of phenothiazine or a substituted phenothiazine.
    Type: Grant
    Filed: September 8, 1983
    Date of Patent: August 14, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4465882
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of at least one N,N-diarylhydroxylamine and at least one N,N' dimer of phenothiazine or substituted phenothiazine.
    Type: Grant
    Filed: September 8, 1983
    Date of Patent: August 14, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Michael P. Nicholson
  • Method for minimizing fouling of heat exchangers
    Patent number: 4456526
    Abstract: Hydrocarbon process equipment is protected against fouling by incorporating into the hydrocarbon being processed small amounts of a composition comprised of a dialkylhydroxylamine and a tertiary alkylcatechol.
    Type: Grant
    Filed: September 24, 1982
    Date of Patent: June 26, 1984
    Assignee: Atlantic Richfield Company
    Inventors: Richard F. Miller, Ting S. L. Go
  • Method of making corrosion inhibiting polyamine amides, the amides, and use therefor
    Patent number: 4440666
    Abstract: A hydrocarbonaceous liquid stream is modified to contain a minor amount of the amide reaction product of a polyalkylene polyamine, 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, and an aliphatic fatty acid having 10 to 30 carbon atoms, whereby corrosion of iron and other metals contacted by said stream is significantly reduced.
    Type: Grant
    Filed: August 6, 1982
    Date of Patent: April 3, 1984
    Assignee: Atlantic Richfield Co.
    Inventors: Richard F. Miller, Tony S. Go, George R. Wilson, III
  • Method for minimizing fouling of heat exchanges
    Patent number: 4440625
    Abstract: Hydrocarbon process equipment is protected against fouling by incorporating into the hydrocarbon being processed small amounts of a composition comprised of a dialkylhydroxylamine and an organic surfactant.
    Type: Grant
    Filed: May 25, 1983
    Date of Patent: April 3, 1984
    Assignee: Atlantic Richfield Co.
    Inventors: Ting S. L. Go, Richard F. Miller
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4434307
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of at least one N,N-diarylhydroxylamine and at least one mono-or ditertiary alkyl catechol and/or at least one mono-or ditertiary alkylhydroquinone.
    Type: Grant
    Filed: December 27, 1982
    Date of Patent: February 28, 1984
    Assignee: Atlantic Richfield Company
    Inventor: Richard F. Miller
  • Method for minimizing fouling of heat exchangers
    Patent number: 4425223
    Abstract: Hydrocarbon process equipment is protected against fouling during processing of high sulfur-containing hydrocarbon feedstocks by incorporating into the hydrocarbon being processed small amounts of a composition comprised of an alkyl ester of a phosphorus acid and a hydrocarbon sulfonic acid.
    Type: Grant
    Filed: March 28, 1983
    Date of Patent: January 10, 1984
    Assignee: Atlantic Richfield Company
    Inventor: Richard F. Miller
  • Hydrocarbon oils with improved pour points
    Patent number: 4419106
    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 alpha-monoolefin having about 12 to 40 carbon atoms, the copolymer having a weight average molecular weight of about 3000 to 50,000.
    Type: Grant
    Filed: February 22, 1982
    Date of Patent: December 6, 1983
    Assignee: Atlantic Richfield Company
    Inventor: Richard F. Miller
  • Inhibiting polymerization of vinyl aromatic monomers
    Patent number: 4409408
    Abstract: Vinyl aromatic compounds are stabilized against undesired polymerization by adding to the vinyl aromatic compounds small amounts of N,N-dialkylhydroxylamine and tertiary alkylcatechols. The synergistic effect of the mixture has been demonstrated.
    Type: Grant
    Filed: September 24, 1982
    Date of Patent: October 11, 1983
    Assignee: Atlantic Richfield Company
    Inventor: Richard F. Miller