Patents by Inventor Lynn H. Slaugh

Lynn H. Slaugh 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).

  • Dialkylbenzene isomerization process
    Patent number: 4375575
    Abstract: Dialkylbenzene is isomerized by contact at 350.degree. C.-600.degree. C. with a novel siliceous composition prepared by impregnating porous silica with aluminum hydride and subsequently heating the impregnated silica to a temperature of from about 300.degree. C. to about 900.degree. C. in a non-oxidizing environment.
    Type: Grant
    Filed: March 5, 1982
    Date of Patent: March 1, 1983
    Assignee: Shell Oil Company
    Inventor: Lynn H. Slaugh
  • Process for transalkylating benzene and dialkylbenzene
    Patent number: 4375574
    Abstract: Benzene and dialkylbenzene are transalkylated to alkylbenzene by contact at temperatures of 175.degree. C. to 450.degree. C. with a novel siliceous composition prepared by impregnating porous silica with aluminum hydride and subsequently heating the impregnated silica to a temperature of from about 300.degree. C. to about 900.degree. C. in a non-oxidizing environment.
    Type: Grant
    Filed: March 5, 1982
    Date of Patent: March 1, 1983
    Assignee: Shell Oil Company
    Inventor: Lynn H. Slaugh
  • Benzene alkylation process
    Patent number: 4368342
    Abstract: Alkylbenzenes are prepared by alkylating benzene with C.sub.2 -C.sub.30 alkenes by contact at temperatures of -20.degree. C. to 350.degree. C. with a novel siliceous composition prepared by impregnating porous silica with aluminum hydride and subsequently heating the impregnated silica to a temperature of from about 300.degree. C. to about 900.degree. C. in a non-oxidizing environment.
    Type: Grant
    Filed: March 5, 1982
    Date of Patent: January 11, 1983
    Assignee: Shell Oil Company
    Inventor: Lynn H. Slaugh
  • Alkene oligomerization process
    Patent number: 4367361
    Abstract: Alkenes are oligomerized to higher alkenes by contact at temperatures of 0-300.degree. C. with a novel siliceous composition prepared by impregnating porous silica with aluminum hydride and subsequently heating the impregnated silica to a temperature of from about 300.degree. C. to about 900.degree. C. in a non-oxidizing environment.
    Type: Grant
    Filed: March 5, 1982
    Date of Patent: January 4, 1983
    Assignee: Shell Oil Company
    Inventor: Lynn H. Slaugh
  • Alkylation of benzene compounds with detergent range olefins
    Patent number: 4358628
    Abstract: Benzene compounds are successfully alkylated with detergent range olefins with a very active and very selective catalyst prepared by impregnating a 70-90% silica support with a tungsten salt, calcining the impregnated material and subsequently activating the catalyst in a neutral or reducing atmosphere at a temperature ranging from about 200.degree. C. to about 350.degree. C.
    Type: Grant
    Filed: June 26, 1981
    Date of Patent: November 9, 1982
    Assignee: Shell Oil Company
    Inventor: Lynn H. Slaugh
  • Alpha-hydroxyisobutyric acid process
    Patent number: 4351955
    Abstract: Acetone cyanohydrin is converted to alpha-hydroxyisobutyric acid by contacting the cyanohydrin with alpha-hydroxymethanesulfonic acid and water at a temperature of about 70.degree.-125.degree. C. The alpha-hydroxymethanesulfonic acid is an equilibrium product of the reaction of water, sulfur dioxide and formaldehyde.
    Type: Grant
    Filed: November 5, 1980
    Date of Patent: September 28, 1982
    Assignee: Shell Oil Company
    Inventors: Carl L. Willis, Lynn H. Slaugh
  • Modified silica composition
    Patent number: 4335022
    Abstract: A novel siliceous composition prepared by impregnating porous silica with aluminum hydride and subsequently heating the impregnated silica to a temperature of from about 300.degree. C. to about 900.degree. C. in a non-oxidizing environment. The composition is useful as a catalyst in reactions catalyzed by acid catalysts.
    Type: Grant
    Filed: December 22, 1980
    Date of Patent: June 15, 1982
    Assignee: Shell Oil Company
    Inventor: Lynn H. Slaugh
  • Process for preparing a supported molybdenum carbide composition
    Patent number: 4326992
    Abstract: A process for preparing a supported molybdenum carbide composition which comprises impregnating a porous support with a solution of molybdic acid dissolved in aqueous ammonium hydroxide, drying the impregnated support and then heating in a carbiding atmosphere at a temperature of about 650.degree.-750.degree. C.
    Type: Grant
    Filed: December 8, 1980
    Date of Patent: April 27, 1982
    Assignee: Shell Oil Company
    Inventors: Lynn H. Slaugh, Ronald J. Hoxmeier
  • Process for preparing a supported tungsten carbide composition
    Patent number: 4325843
    Abstract: A process for preparing a supported tungsten carbide composition which comprises first forming a supported tungsten oxide composition, converting the oxide to the nitride by heating in an ammonia atmosphere, and then converting the nitride to the carbide by heating in a carbiding atmosphere.
    Type: Grant
    Filed: December 8, 1980
    Date of Patent: April 20, 1982
    Assignee: Shell Oil Company
    Inventors: Lynn H. Slaugh, Ronald J. Hoxmeier
  • Process for preparing a supported molybdenum carbide composition
    Patent number: 4325842
    Abstract: A process for preparing a supported molybdenum carbide composition which comprises impregnating a porous support with a solution of hexamolybdenum dodecachloride, drying the impregnated support and then heating in a carbiding atmosphere at a temperature of about 650.degree.-750.degree. C.
    Type: Grant
    Filed: December 8, 1980
    Date of Patent: April 20, 1982
    Assignee: Shell Oil Company
    Inventors: Lynn H. Slaugh, Ronald J. Hoxmeier
  • Method for removing catalyst residues from atactic polypropylene
    Patent number: 4316008
    Abstract: Process for removing catalyst residues from atactic polypropylene is disclosed which comprises contacting the polypropylene with an aqueous solution of an alpha-hydroxysulfonic acid and then separating the polypropylene-containing phase from the aqueous phase.
    Type: Grant
    Filed: November 24, 1980
    Date of Patent: February 16, 1982
    Assignee: Shell Oil Company
    Inventors: Carl L. Willis, Lynn H. Slaugh
  • Process for methyl-capped alkoxylates
    Patent number: 4308402
    Abstract: A terminal --CH.sub.2 OH moiety is selectively cleaved from an alkoxyalkanol at elevated temperatures, in the optional presence of water, over a catalytically effective amount of heterogeneous nickel.
    Type: Grant
    Filed: November 20, 1979
    Date of Patent: December 29, 1981
    Assignee: Shell Oil Company
    Inventors: Charles L. Edwards, Andrea Sanders, Lynn H. Slaugh
  • Olefin hydration process
    Patent number: 4306101
    Abstract: A process is disclosed for hydrating olefins to alcohols using a very active catalyst comprising an alpha-hydroxysulfonic acid prepared by reacting a carbonyl compound with sulfur dioxide and water.
    Type: Grant
    Filed: November 5, 1980
    Date of Patent: December 15, 1981
    Assignee: Shell Oil Company
    Inventors: Lynn H. Slaugh, Carl L. Willis
  • Polymerization catalyst
    Patent number: 4295999
    Abstract: Polymerization catalysts are prepared by impregnation of a silica or aluminum support with a vanadium, titanium and/or chromium salt decomposable upon calcination to the oxide, calcining the impregnated support at about 500.degree.-700.degree. C., impregnating the calcined support with a solution of aluminum hydride and heating the resultant material to about 300.degree. C.-500.degree. C. in hydrogen. The catalyst is extremely active for the polymerization of lower molecule weight olefins such as ethylene and ethylene-propylene mixtures.
    Type: Grant
    Filed: May 21, 1980
    Date of Patent: October 20, 1981
    Assignee: Shell Oil Company
    Inventor: Lynn H. Slaugh
  • Conversion of isobutene to aromatics or polyisobutylene with modified gamma alumina composition
    Patent number: 4293723
    Abstract: A novel aluminous composition prepared by impregnating porous gamma alumina with aluminum hydride and subsequently heating the impregnated alumina to a temperature of from about 300.degree. C. to about 900.degree. C. in a non-oxidizing environment. The composition is useful as a catalyst in reactions catalyzed by acid catalysts.
    Type: Grant
    Filed: April 21, 1980
    Date of Patent: October 6, 1981
    Assignee: Shell Oil Company
    Inventor: Lynn H. Slaugh
  • Para-xylene process and catalyst
    Patent number: 4247726
    Abstract: Isobutylene is selectively converted to para-xylene over a coupling catalyst consisting essentially of a neutral or weakly acidic support impregnated with a non-halogen containing water soluble rhenium compound and an alkali metal hydroxide or stannate and then reduced with hydrogen at elevated temperatures.
    Type: Grant
    Filed: February 21, 1980
    Date of Patent: January 27, 1981
    Assignee: Shell Oil Company
    Inventor: Lynn H. Slaugh
  • Olefine polymerization with supported catalysts
    Patent number: 4239872
    Abstract: Polymerization catalysts are prepared by impregnation of a silica or aluminum support with a vanadium, titanium and/or chromium salt decomposable upon calcination to the oxide, calcining the impregnated support at about 500.degree.-700.degree. C., impregnating the calcined support with a solution of aluminum hydride and heating the resultant material to about 300.degree. C.-500.degree. C. in hydrogen. The catalyst is extremely active for the polymerization of lower molecular weight olefins such as ethylene and ethylene-propylene mixtures.
    Type: Grant
    Filed: October 17, 1979
    Date of Patent: December 16, 1980
    Assignee: Shell Oil Company
    Inventor: Lynn H. Slaugh
  • Modified gamma alumina composition
    Patent number: 4235756
    Abstract: A novel aluminous composition prepared by impregnating porous gamma alumina with aluminum hydride and subsequently heating the impregnated alumina to a temperature of from about 300.degree. C. to about 900.degree. C. in a non-oxidizing environment. The composition is useful as a catalyst in reactions catalyzed by acid catalysts.
    Type: Grant
    Filed: July 27, 1979
    Date of Patent: November 25, 1980
    Assignee: Shell Oil Company
    Inventor: Lynn H. Slaugh
  • Alkoxyalkanoic acid preparation
    Patent number: 4233460
    Abstract: An extremely mild, oxidative process for converting alkoxyalkanols to the corresponding acids is disclosed which comprises reacting the alcohol with an alkali metal hydroxide and tert-butyl hydroperoxide in the presence of a catalytic amount of palladium.
    Type: Grant
    Filed: May 3, 1979
    Date of Patent: November 11, 1980
    Assignee: Shell Oil Company
    Inventors: Carl L. Willis, Lynn H. Slaugh
  • Amine process using Cu-Sn-Na catalyst
    Patent number: 4229374
    Abstract: Tertiary amines are produced by reacting aliphatic, cycloaliphatic or araliphatic alcohols, aldehydes or ketones with ammonia, primary or secondary amines in the presence of a catalyst having improved selectivity and stability and which comprises a mixture of copper, tin and an alkali metal supported on a suitable carrier.
    Type: Grant
    Filed: June 28, 1979
    Date of Patent: October 21, 1980
    Assignee: Shell Oil Company
    Inventors: Lynn H. Slaugh, Galeon W. Schoenthal