Patents by Inventor Rajiv R. Singh

Rajiv R. Singh 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).

  • Compositions, methods and devices for control and clean-up of hazardous spills
    Patent number: 8309034
    Abstract: Disclosed are methods for treating hazardous materials, such as those which result from an unwanted spill or leak, which comprise one or more of the steps or effects of: neutralizing the dispersed material; solidifying the dispersed material; immobilizing the material; and/or reducing the evolution of harmful or unwanted gaseous forms from the spillage, preferably using a binding agent which comprises a polyacrylate-polyacrylamide cross-linked copolymer.
    Type: Grant
    Filed: June 4, 2008
    Date of Patent: November 13, 2012
    Assignee: Honeywell International Inc.
    Inventors: Rajiv R. Singh, Ian Shankland
  • HFO-1234ZE MIXED ISOMERS WITH HFC-245FA AS A BLOWING AGENT, AEROSOL, AND SOLVENT
    Publication number: 20120283339
    Abstract: A composition which is a blowing agent which comprises from about 75% to about 90% by weight trans-1,3,3,3-tetrafluoropropene, from about 1% to about 15% by weight cis-1,3,3,3-tetrafluoropropene, and from about 1% about 15% by weight 1,1,3,3,3-pentafluoropropane.
    Type: Application
    Filed: July 19, 2012
    Publication date: November 8, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: JAMES M. BOWMAN, DAVID J. WILLIAMS, RAJIV R. SINGH, HAIYOU WANG
  • Azeotrope-like compositions of 1,1,2,3-tetrachloropropene and hydrogen fluoride
    Patent number: 8247366
    Abstract: An azeotrope-like composition consisting essentially of 1,1,2,3-tetrachloropropene and hydrogen fluoride is provided, as well as methods that involve such an azeotrope-like composition.
    Type: Grant
    Filed: August 4, 2011
    Date of Patent: August 21, 2012
    Assignee: Honeywell International Inc.
    Inventors: Hsueh S. Tung, Hang T. Pham, Rajiv R. Singh, Daniel C. Merkel, Robert Johnson
  • Process for producing fluoropropenes
    Patent number: 8247624
    Abstract: Dehydrohalogenation processes for the preparation of fluoropropenes from corresponding halopropanes, in which the fluoropropenes have the formula CF3CY?CXNHP, wherein X and Y are independently hydrogen or a halogen selected from fluorine, chlorine, bromine and iodine; and N and P are independently integers equal to 0, 1 or 2, provided that (N+P)=2.
    Type: Grant
    Filed: September 6, 2011
    Date of Patent: August 21, 2012
    Assignee: Honeywell International Inc.
    Inventors: Daniel C. Merkel, Rajiv R. Singh, Hsueh S. Tung
  • AZEOTROPE-LIKE COMPOSITIONS OF DIFLUOROMETHANE AND TRIFLUOROIODOMETHANE
    Publication number: 20120204594
    Abstract: Provided are azeotrope-like compositions comprising difluoromethane and trifluoroiodomethane and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agent compositions, and aerosol propellants.
    Type: Application
    Filed: April 23, 2012
    Publication date: August 16, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: RAJIV R. SINGH, HANG T. PHAM, DAVID P. WILSON
  • Azeotrope-Like Compositions of Tetrafluoropropene and Hydrofluorocarbons
    Publication number: 20120187331
    Abstract: Provided are azeotrope-like compositions comprising tetrafluoropropene and hydrofluorocarbons and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agent compositions, and aerosol propellants.
    Type: Application
    Filed: March 26, 2012
    Publication date: July 26, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: RAJIV R. SINGH, HANG T. PHAM, GARY M. KNOPECK
  • STABILIZED IODOCARBON COMPOSITIONS
    Publication number: 20120187330
    Abstract: Disclosed are compositions comprising at least one iodocarbon compound and preferably at least one stabilization agent. These compositions are generally useful as refrigerants for heating and cooling, as blowing agents, as aerosol propellants, as solvent composition, and as fire extinguishing and suppressing agents.
    Type: Application
    Filed: March 13, 2012
    Publication date: July 26, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: RAJIV R. SINGH, HARIDASAN K. NAIR, RAYMOND H. THOMAS, LAWRENCE A. FORD, DAVID P. WILSON
  • Isomerization of 1-chloro-3,3,3-trifluoropropene
    Patent number: 8217208
    Abstract: Disclosed are processes for an isomerization reaction between (E)1-chloro-3,3,3-trifluoropropene and (Z)1-chloro-3,3,3-trifluoropropene. Some of the disclosed processes include the step of contacting a feed stream with a heated surface, where the feed stream includes (E)1-chloro-3,3,3-trifluoropropene, (Z)1-chloro-3,3,3-trifluoropropene or mixtures thereof. The resulting product stream includes (E)1-chloro-3,3,3-trifluoropropene and (Z)1-chloro-3,3,3-trifluoropropene, where the ratio of (E) isomer to (Z) isomer in the product stream is different than the ratio feed stream. The (E) and (Z) isomers in the product stream may be separated from one another.
    Type: Grant
    Filed: December 8, 2009
    Date of Patent: July 10, 2012
    Assignee: Honeywell International, Inc.
    Inventors: Ryan Hulse, Rajiv R. Singh, Konstantin A. Pokrovski, Hsueh Sung Tung, Daniel Merkel, Haiyou Wang, Michael Van Der Puy
  • COMPOSITIONS AND METHODS COMPRISING TRIFLUORONITROMETHANE
    Publication number: 20120168663
    Abstract: Disclosed are heat transfer fluids which possess a highly desirable and unexpectedly superior combination of properties, and heat transfer systems and methods based on these fluids. The heat transfer fluid comprise from about 30 to about 70 percent, on a molar basis, of carbon dioxide (CO2) and from about 30 to about 70 percent, on a molar basis, of hydrofluorocarbon (HFC), preferably HFC having one to two carbon atoms, and even more preferably trans-1,1,1,3-tetrafluoropropene (HFC-32). The preferred fluids of the present invention have a vapor pressure of at least about 100 psia at 40?F and are also preferably not azeotropic.
    Type: Application
    Filed: June 15, 2010
    Publication date: July 5, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: Rajiv R. Singh, Michael Van Der Puy, Andrew J. Poss, Ian R. Shankland
  • MONOCHLOROTRIFLUOROPROPENE COMPOUNDS AND COMPOSITIONS AND MEHTODS USING SAME
    Publication number: 20120161063
    Abstract: Various uses of monochlorotrifluoropropenes, in combination with one or more other components, including other fluoroalkenes, hydrocarbons; hydrofluorocarbons (HFCs), ethers, alcohols, aldehydes, ketones, methyl formate, formic acid, water, trans-1,2-dichloroethylene, carbon dioxide and combinations of any two or more of these, in a variety of applications, including as blowing agents, are disclosed.
    Type: Application
    Filed: September 8, 2010
    Publication date: June 28, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventor: Rajiv R. Singh
  • AZEOTROPE-LIKE COMPOSITIONS OF TETRAFLUOROPROPENE AND ALCOHOLS
    Publication number: 20120141385
    Abstract: A composition including an effective amount of trans-1,3,3,3-tetrafluoropropene component combined with an effective amount of an alcohol selected from the group of methanol, ethanol, propanol, isopropanol, tert-butanol, isobutanol, 2-ethyl hexanol and any combination thereof, where the composition has azeotropic properties.
    Type: Application
    Filed: February 13, 2012
    Publication date: June 7, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: Jim M. BOWMAN, David J. WILLIAMS, Rajiv R. SINGH, Hang T. PHAM, Justin L. BECKER
  • AZEOTROPE-LIKE COMPOSITIONS COMPRISING 1-CHLORO-3,3,3-TRIFLUOROPROPENE
    Publication number: 20120128964
    Abstract: An azeotrope-like mixture consisting essentially of a binary azeotrope-like mixture consisting essentially of trans-1-chloro-3,3,3-trifluoropropene (trans-HFO-1233zd) and a second component selected from the group consisting of 2,3,3,3-tetrafluoropropene (HFO-1234yf) and trans-1,3,3,3-tetrafluoropropene (trans-HFO-1234ze), and combinations of these and various uses thereof.
    Type: Application
    Filed: November 15, 2011
    Publication date: May 24, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: RYAN HULSE, RAJIV R. SINGH, HANG T. PHAM
  • AZEOTROPE-LIKE COMPOSITIONS COMPRISING 1-CHLORO-3,3,3-TRIFLUOROPROPENE
    Publication number: 20120122996
    Abstract: An azeotrope-like mixture consisting essentially of chlorotrifluoropropene and at least one component selected from the group consisting of a C1-C3 alcohol, a C5-C6 hydrocarbon, a halogenated hydrocarbon, methylal, methyl acetone, water, nitromethane, and combinations thereof.
    Type: Application
    Filed: November 17, 2011
    Publication date: May 17, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: RAJAT BASU, LESLIE BEMENT, KANE COOK, RYAN HULSE, GARY KNOPECK, HANG T. PHAM, RAJIV R. SINGH, DAVID J. WILLIAMS
  • Azeotrope-like compositions comprising 1-chloro-3,3,3-trifluoropropene
    Patent number: 8163196
    Abstract: An azeotrope-like mixture consisting essentially of chlorotrifluoropropene and at least one component selected from the group consisting of a C1-C3 alcohol, a C5-C6 hydrocarbon, a halogenated hydrocarbon, methylal, methyl acetone, water, nitromethane, and combinations thereof.
    Type: Grant
    Filed: October 26, 2009
    Date of Patent: April 24, 2012
    Assignee: Honeywell International Inc.
    Inventors: Rajat Basu, Leslie Bement, Kane Cook, Ryan Hulse, Gary Knopeck, Hang T. Pham, Rajiv R. Singh, David J. Williams
  • Azeotrope-like compositions of difluoromethane and trifluoroiodomethane
    Patent number: 8163689
    Abstract: Provided are azeotrope-like compositions comprising difluoromethane and trifluoroiodomethane and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agent compositions, and aerosol propellants.
    Type: Grant
    Filed: December 15, 2008
    Date of Patent: April 24, 2012
    Assignee: Honeywell International Inc.
    Inventors: Rajiv R. Singh, Hang T. Pham, David P. Wilson
  • Ionic liquids of heterocyclic amines
    Patent number: 8148533
    Abstract: Ionic liquids having melting points below about 100 C formed by reaction of a heterocyclic amine with about 2.8 and about 3.2 moles of anhydrous hydrogen fluoride per mole of amine nitrogen. Electrochemical devices having non-aqueous electrolytes containing the ionic liquids are also disclosed, as well as silicon oxide etching compositions containing the ionic liquids and etching methods in which silicon oxides are selectively removed by the etching compositions in the presence of aluminum.
    Type: Grant
    Filed: March 4, 2005
    Date of Patent: April 3, 2012
    Assignee: Honeywell International Inc.
    Inventors: Martin A. Paonessa, Rajiv R Singh, Valentine T Zuba, George A Shia, John A McFarland
  • Azeotrope-like compositions of tetrafluoropropene and hydrofluorocarbons
    Patent number: 8148317
    Abstract: Provided are azeotrope-like compositions comprising tetrafluoropropene and hydrofluorocarbons and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agent compositions, and aerosol propellants.
    Type: Grant
    Filed: July 28, 2009
    Date of Patent: April 3, 2012
    Assignee: Honeywell International Inc.
    Inventors: Rajiv R. Singh, Hang T. Pham, Gary Knopeck, Louis E. Herena, Jeremy N. Diringer
  • AZEOTROPE-LIKE COMPOSITIONS COMPRISING 1-CHLORO-3,3,3-TRIFLUOROPROPENE
    Publication number: 20120065274
    Abstract: An azeotrope-like mixture consisting essentially of chlorotrifluoropropene and at least one component selected from the group consisting of a C1-C3 alcohol, a C5-C6 hydrocarbon, a halogenated hydrocarbon, methylal, methyl acetone, water, nitromethane, and combinations thereof.
    Type: Application
    Filed: November 17, 2011
    Publication date: March 15, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: RAJAT BASU, LESLIE BEMENT, KANE COOK, RYAN HULSE, GARY KNOPECK, HANG T. PHAM, RAJIV R. SINGH, DAVID J. WILLIAMS
  • AZEOTROPE-LIKE COMPOSITIONS COMPRISING 1-CHLORO-3,3,3-TRIFLUOROPROPENE
    Publication number: 20120064014
    Abstract: An azeotrope-like mixture consisting essentially of chlorotrifluoropropene and at least one component selected from the group consisting of a C1-C3 alcohol, a C5-C6 hydrocarbon, a halogenated hydrocarbon, methylal, methyl acetone, water, nitromethane, and combinations thereof.
    Type: Application
    Filed: November 17, 2011
    Publication date: March 15, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: RAJAT BASU, LESLIE BEMENT, KANE COOK, RYAN HULSE, GARY KNOPECK, HANG T. PHAM, RAJIV R. SINGH, DAVID J. WILLIAMS
  • AZEOTROPE-LIKE COMPOSITIONS OF PENTAFLUOROPROPANE, CHLOROTRIFLUOROPROPENE, AND HYDROGEN FLUORIDE
    Publication number: 20120053369
    Abstract: The invention is directed to a ternary azeotrope-like mixture consisting essentially of effective amounts of 1,1,1,3,3-pentafluoropropane, 1-chloro-3,3,3-trifluoropropene, and hydrogen fluoride.
    Type: Application
    Filed: November 8, 2011
    Publication date: March 1, 2012
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: RYAN HULSE, RAJIV R. SINGH, HSUEH S. TUNG, IAN SHANKLAND