Patents by Inventor Hillel Magid

Hillel Magid 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).

  • Azeotrope-like compositions of dichloropentafluoropropane and methylpentane
    Patent number: 5618781
    Abstract: Stable azeotrope-like compositions consisting essentially of dichloropentafluoropropane and a hydrocarbon containing six carbon atoms which are useful in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards.
    Type: Grant
    Filed: February 11, 1992
    Date of Patent: April 8, 1997
    Assignee: AlliedSignal Inc.
    Inventors: Hillel Magid, David P. Wilson, Dennis M. Lavery, Richard M. Hollister, Richard E. Eibeck, Michael Vanderpuy
  • Azeotrope-like compositions of dichloropentafluoropropane and 1,2-dichloroethylene
    Patent number: 5288819
    Abstract: Azeotrope-like compositions comprising dichloropentafluoropropane and 1,2-dichloroethylene are stable and have utility as degreasing agents and as solvents in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards.
    Type: Grant
    Filed: February 24, 1992
    Date of Patent: February 22, 1994
    Assignee: AlliedSignal Inc.
    Inventors: Hillel Magid, Richard E. Eibeck, Michael Van Der Puy, Richard M. Hollister, Dennis M. Lavery, David P. Wilson
  • Azeotrope-like compositions of dichloropentafluoropropane and an alkanol having 1-4 carbon atoms
    Patent number: 5124065
    Abstract: Stable azeotrope-like compositions consisting essentially of dichloropentafluoropropane and an alkanol having 1-4 carbon atoms which are useful in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards.
    Type: Grant
    Filed: May 22, 1990
    Date of Patent: June 23, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, David P. Wilson, Dennis M. Lavery, Richard M. Hollister, Richard E. Eibeck, Michael Vanderpuy, Rajat Basu, Ellen L. Swan
  • Azeotrope-like compositions of dichloropentafluoropropane, ethanol and a hydrocarbon containing six carbon atoms
    Patent number: 5118437
    Abstract: Novel azeotrope-like compositions comprising dichloropentafluoropropane, ethanol and a hydrocarbon containing six carbon atoms which are useful in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards.
    Type: Grant
    Filed: May 22, 1990
    Date of Patent: June 2, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, David P. Wilson, Dennis M. Lavery, Richard M. Hollister
  • Azeotrope-like compositions of dichloropentafluoropropane and a hydrocarbon containing six carbon atoms
    Patent number: 5118438
    Abstract: Stable azeotrope-like compositions consisting essentially of dichloropentafluoropropane and a hydrocarbon containing six carbon atoms which are useful in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards.
    Type: Grant
    Filed: May 22, 1990
    Date of Patent: June 2, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, David P. Wilson, Dennis M. Lavery, Richard M. Hollister, Richard E. Eibeck, Michael Vanderpuy
  • Azeotrope-like compositions of dichloropentafluoropropane and 1,2-dichloroethylene
    Patent number: 5116526
    Abstract: Azeotrope-like compositions comprising dichloropentafluoropropane and 1,2-dichloroethylene are stable and have utility as degreasing agents and as solvents in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards.
    Type: Grant
    Filed: July 9, 1990
    Date of Patent: May 26, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, Richard E. Eibeck, Michael Van Der Puy, Richard M. Hollister, Dennis M. Lavery, David P. Wilson
  • Azeotrope-like compositions of dichloropentafluoropropane, methanol and a hydrocarbon containing six carbon atoms
    Patent number: 5106526
    Abstract: Novel azeotrope-like compositions comprising dichloropentafluoropropane, methanol, and a hydrocarbon containing six carbon atoms which are useful in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards.
    Type: Grant
    Filed: June 6, 1990
    Date of Patent: April 21, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, David P. Wilson, Dennis M. Lavery, Richard M. Hollister
  • Azeotrope-like compositions of dichloropentafluoropropane, 2-propanol and a hydrocarbon containing six carbon atoms
    Patent number: 5104565
    Abstract: Novel azeotrope-like compositions comprising dichloropentafluoropropane, 2-propanol and a hydrocarbon containing six carbon atoms which are useful in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards.
    Type: Grant
    Filed: June 25, 1990
    Date of Patent: April 14, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, David P. Wilson, Richard M. Hollister, Dennis M. Lavery
  • Azeotrope-like compositions of 1,1,2-trichloro-1,2,2-trifluoroethane, nitromethane, 1,2-dichloroethylene, and ethanol or isopropanol
    Patent number: 5035831
    Abstract: Stable azeotrope-like compositions of 1,1,2-trichloro-1,2,2-trifluoroethane, nitromethane, 1,2-dichloroethylene and an alkanol which are useful in a variety of industrial cleaning applications.
    Type: Grant
    Filed: October 6, 1989
    Date of Patent: July 30, 1991
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, Ian R. Shankland, David P. Wilson, Kane D. Cook, Earl A. E. Lund
  • Azeotrope-like compositions of 1,1-dichloro-1,2,2-trifluoropropane and alkanol having 1 to 4 carbon atoms
    Patent number: 4988455
    Abstract: Azeotrope-like compositions consisting essentially of 1,1-dichloro-1,2,2-trifluoropropane and alkanol having 1 to 4 carbon atoms are stable and have utility as degreasing agents and as solvents in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards.
    Type: Grant
    Filed: October 6, 1989
    Date of Patent: January 29, 1991
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, Richard E. Eibeck, Michael Van Der Puy, Richard M. Hollister, Dennis M. Lavery
  • Azeotrope-like compositions of 1,1,2-trichloro-1,2,2-trifluoroethane, methanol, nitromethane, 1,2-dichloroethylene and hexane
    Patent number: 4973362
    Abstract: Azeotrope-like compositions comprising 1,1,2-trichloro-1,2,2-trifluoroethane, methanol, nitromethane, 1,2-dichloroethylene and hexane. These mixtures are useful in a variety of vapor degreasing applications and as solvents in a variety of industrial cleaning applications including defluxing of printed circuit boards.
    Type: Grant
    Filed: December 22, 1989
    Date of Patent: November 27, 1990
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, David P. Wilson, Earl A. E. Lund
  • Azeotrope-like compositions of 1,1,2-trichloro-1,2,3-trifluoroethane, methanol, nitromethane, 1,2-dichloroethylene, acetone and hexane
    Patent number: 4971085
    Abstract: Azeotrope-like compositions comprising 1,1,2-trichloro-1,2,2-trifluoroethane, methanol, nitromethane, 1,2-dichloroethylene, acetone and hexane. These mixtures are useful in a variety of vapor degreasing applications and as solvents in a variety of industrial cleaning applications including defluxing of printed circuit boards.
    Type: Grant
    Filed: December 22, 1989
    Date of Patent: November 20, 1990
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, David P. Wilson, Earl A. E. Lund
  • Method of cleaning using hydrochlorofluorocarbons
    Patent number: 4947881
    Abstract: A method of cleaning a surface of a substrate is provided. The method comprises treating the surface with a solvent comprising a compound of the formulaCH.sub.a Cl.sub.b F.sub.c (CF.sub.2).sub.d CH.sub.e Cl.sub.f F.sub.gwherein a+e ranges from 1 to 4, b+f equals 2, c+g ranges from 0 to 3, d is from 1 to 4, a+b+c=3, and e+f+g-3.
    Type: Grant
    Filed: February 24, 1989
    Date of Patent: August 14, 1990
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, Richard E. Eibeck, Michael Van Der Puy, Chien C. Li
  • Refrigeration lubricant blends
    Patent number: 4900463
    Abstract: The present invention provides a lubricating composition. The composition comprises a single phase blend of (i) at least one polyoxyalkylene glycol which has a molecular weight between 300 and 2000, a viscosity of about 10-157 centistokes at 37.degree. C., and a viscosity index of at least 20 and (ii) a chlorotrifluoroethylene oil having a viscosity of about 0.8-1000 centistokes at 25.degree. C. The blend is miscible in combination with the tetrafluoroethane in the range between 0.degree. C. and at least +5.degree. C.
    Type: Grant
    Filed: May 23, 1989
    Date of Patent: February 13, 1990
    Assignee: Allied-Signal Inc.
    Inventors: Raymond H. P. Thomas, Hillel Magid, David P. Wilson, John W. Pelava
  • Refrigeration lubricants
    Patent number: 4755316
    Abstract: Compression refrigeration equipment using tetrafluoroethane as a working fluid employs polyoxyalkylene glycols which are at least difunctional with respect to hydroxyl groups and a molecular weight between 300 and 2000. The mixtures of the glycols with the refrigerant will be miscible in the range from -40.degree. C. to at least + 20.degree. C.
    Type: Grant
    Filed: October 23, 1987
    Date of Patent: July 5, 1988
    Assignee: Allied-Signal Inc.
    Inventors: Hillel Magid, Raymond Thomas, Leonard Stiel, John W. Pelava
  • Azeotrope-like compositions of trichlorotrifluoroethane, ethanol, nitromethane and 2-methylpentane or a mixture of hexanes
    Patent number: 4584122
    Abstract: Azeotrope-like compositions comprising trichlorotrifluoroethane, ethanol, nitromethane and 2-methylpentane or a mixture of hexanes which are stable and have utility as degreasing agents and as solvents in a variety of industrial cleaning applications.
    Type: Grant
    Filed: November 28, 1984
    Date of Patent: April 22, 1986
    Assignee: Allied Corporation
    Inventors: Rajat S. Basu, Earl A. E. Lund, Hang T. Pham, David P. Wilson, Hillel Magid
  • Constant boiling mixtures of 1,1,2,2-tetrafluoroethane and 1,1,1,2-tetrafluorochloroethane
    Patent number: 4155865
    Abstract: Constant boiling mixtures of 1,1,2,2-tetrafluoroethane and 1,1,1,2-tetrafluorochloroethane are useful as refrigerants, heat transfer media, gaseous dielectrics, expansion agents, aerosol propellants, working fluids in a power cycle and solvents, and are potentially environmentally safe.
    Type: Grant
    Filed: December 27, 1977
    Date of Patent: May 22, 1979
    Assignee: Allied Chemical Corporation
    Inventors: Robert L. Ostrozynski, Earl E. A. Lund, Hillel Magid