Patents by Inventor Abbas Hassan

Abbas Hassan 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).

  • Patent number: 8465198
    Abstract: A method for introducing inhibitor into a fluid to be treated, the method including forming a dispersion comprising droplets, particles, or gas bubbles of inhibitor dispersed in a continuous phase of a carrier, wherein forming the dispersion comprises subjecting a mixture of the inhibitor and the carrier to a shear rate of greater than about 20,000 s?1; and using at least a portion of the dispersion to inhibit corrosion.
    Type: Grant
    Filed: July 27, 2012
    Date of Patent: June 18, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory Borsinger, Aziz Hassan
  • Patent number: 8461408
    Abstract: A method for alkylating a hydrocarbon comprising at least one isoparaffin and at least one olefin that includes introducing a liquid catalyst and the hydrocarbon into a high shear device; processing the liquid catalyst and the hydrocarbon in the high shear device to form an emulsion comprising droplets of hydrocarbon dispersed in the liquid catalyst; introducing the emulsion into a vessel operating under suitable alkylation conditions whereby at least a portion of the isoparaffin is alkylated with the olefin to form alkylate, wherein suitable alkylation conditions comprise a bulk reaction temperature of from about 38° C. to about 90° C. and a bulk reaction pressure in the range of from about 1379 kPa to about 34 MPa; and removing a product stream comprising alkylate from the vessel.
    Type: Grant
    Filed: August 15, 2012
    Date of Patent: June 11, 2013
    Assignee: H R D Coporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory Borsinger, Aziz Hassan
  • Patent number: 8461400
    Abstract: Methods and systems for the synthesis of alcohol are described herein. The methods and systems include a method of hydrating an olefin that may include emulsifying an olefin gas in a water stream in a high shear device under high shear conditions to produce a dispersion; and contacting the dispersion with a catalyst to hydrate the olefin gas and form an alcohol.
    Type: Grant
    Filed: November 6, 2012
    Date of Patent: June 11, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory G. Borsinger, Aziz Hassan
  • Patent number: 8461377
    Abstract: Use of a high shear mechanical device in a process for production of acetyl salicylic acid, by contacting acetic anhydride with salicylic acid in a high shear device. The disclosed process makes possible a decrease in mass transfer limitations, thereby enhancing production of acetyl salicylic acid. A system for production of acetyl salicylic acid is also provided in which a reactor is configured to receive the output from a high shear device, which is configured to receive, via one or more inlets, acetic anhydride, and salicylic acid and generate a fine dispersion or emulsion of reactants.
    Type: Grant
    Filed: June 23, 2008
    Date of Patent: June 11, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory Borsinger, Aziz Hassan
  • Patent number: 8455706
    Abstract: A method of producing a linear alkylbenzene that includes introducing an olefin into an aromatic stream to form a mixture; processing the mixture in a shear device at a shear rate greater than about 20,000 s?1 to form a dispersion; and reacting the dispersion in the presence of a catalyst in a reactor vessel to form a linear alkylbenzene product stream, wherein the reactor vessel is maintained at a bulk reaction temperature in the range of about 0° C. to about 60° C.
    Type: Grant
    Filed: August 1, 2012
    Date of Patent: June 4, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory Borsinger, Aziz Hassan
  • Publication number: 20130133514
    Abstract: Herein disclosed is an apparatus that includes a porous rotor positioned about an axis of rotation and surrounding an interior space wherein the porous rotor comprises sintered metal or ceramic; an outer casing, wherein the outer casing and the porous rotor are separated by an annular space; and a motor configured for rotating the porous rotor about the axis of rotation.
    Type: Application
    Filed: August 7, 2012
    Publication date: May 30, 2013
    Applicant: H R D Corporation
    Inventors: Abbas Hassan, Rayford G. Anthony, Aziz Hassan
  • Patent number: 8450539
    Abstract: A method and system for producing dispersed waxes, including a high shear mechanical device. In one embodiment, the method comprises forming a dispersion of wax globules in a carrier liquid in a high shear device prior to implementation in a waxy product. In another instance the system for producing waxy products comprises a high shear device for dispersing wax in a carrier liquid.
    Type: Grant
    Filed: November 6, 2009
    Date of Patent: May 28, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Gregory G. Borsinger
  • Patent number: 8445672
    Abstract: Use of a high shear mechanical device in a process for production of starch hydrolysate by reacting starch with a hydrolytic agent makes possible a decrease in mass transfer limitations, thereby enhancing production of starch hydrolysate. A system for production of starch hydrolysate is also provided in which a reactor is configured to receive the output from a high shear device, which is configured to receive a starch and lysing reagent. The high shear device is configured to generate a fine dispersion or emulsion of lysing.
    Type: Grant
    Filed: June 26, 2008
    Date of Patent: May 21, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory Borsinger, Aziz Hassan
  • Patent number: 8431752
    Abstract: Herein disclosed is a method of hydrating an alkylene oxide that includes introducing an alkylene oxide into water to form a first stream; flowing the first stream through a high shear device to produce a second stream; and contacting the second stream with a catalyst in a reactor to hydrate the alkylene oxide and form an alkylene glycol.
    Type: Grant
    Filed: September 28, 2012
    Date of Patent: April 30, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Rayford G. Anthony, Krishnan Viswanathan, Gregory G. Borsinger
  • Patent number: 8426653
    Abstract: Methods and systems for the preparation of chlorohydrins are described herein. The method includes introducing a liquid stream into a high shear device, wherein the liquid stream has an aqueous phase; introducing a gas stream into the high shear device, wherein the gas stream has an olefin gas; forming a dispersion in the high shear device, the dispersion comprising gas bubbles dispersed in the liquid stream; and reacting at least a portion of the dispersion to produce chlorohydrin.
    Type: Grant
    Filed: April 24, 2012
    Date of Patent: April 23, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory Borsinger, Aziz Hassan
  • Publication number: 20130096489
    Abstract: In this disclosure, a method is described wherein the method comprises mixing a therapeutic gas or a therapeutic liquid or a combination thereof and a liquid carrier in a high shear device to produce a dispersion; and administering the produced dispersion intravenously to a patient; wherein the produced dispersion contains nanobubbles of the therapeutic gas or droplets of the therapeutic liquid with a mean diameter of less than about 1.5 ?m. In this disclosure, a method is described wherein the method comprises mixing a therapeutic gas or a therapeutic liquid or a combination thereof and a liquid carrier in a high shear device to produce a therapeutic fluid, wherein said therapeutic fluid is a solution, a dispersion, or combination thereof and administering the produced therapeutic fluid intravenously to a patient; wherein the solution is supersaturated with the therapeutic gas, the therapeutic liquid, or combination thereof.
    Type: Application
    Filed: April 6, 2012
    Publication date: April 18, 2013
    Applicant: H R D Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Rayford G. Anthony
  • Patent number: 8394861
    Abstract: Herein disclosed is a method of producing synthesis gas from carbonaceous material, the method comprising: (a) providing a mixture comprising carbonaceous material and a liquid medium; (b) subjecting the mixture to high shear under gasification conditions whereby a high shear-treated stream comprising synthesis gas is produced; and (c) separating a product comprising synthesis gas from the high shear-treated stream. Herein also disclosed is a method for producing a liquid product. The method comprises forming a dispersion comprising gas bubbles dispersed in a liquid phase in a high shear device, wherein the average gas bubble diameter is less than about 1.5 ?m; contacting the dispersion with a multifunctional catalyst to form the liquid product; and recovering the liquid product. In an embodiment, the liquid product is selected from the group consisting of C2+ hydrocarbons, C2+ oxygenates, and combinations thereof.
    Type: Grant
    Filed: July 27, 2010
    Date of Patent: March 12, 2013
    Assignee: HRD Corporation
    Inventors: Abbas Hassan, Aziz Hassan, Rayford G. Anthony, Gregory G. Borsinger
  • Patent number: 8378155
    Abstract: Methods and systems for hydrogenating an aldehyde or a ketone, including introducing a gas stream comprising hydrogen into a high shear device comprising a rotor and a stator; introducing a liquid stream comprising an aldehyde or ketone into the high shear device; forming a dispersion of the gas stream and the liquid stream in the high shear device; and hydrogenating at least a portion of the aldehyde or ketone in the dispersion.
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: February 19, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory Borsinger, Aziz Hassan
  • Patent number: 8371741
    Abstract: A method for hydrodesulfurization by forming a dispersion comprising hydrogen-containing gas bubbles with a mean diameter of less than 1 micron dispersed in a liquid phase comprising sulfur-containing compounds. Desulfurizing a liquid stream comprising sulfur-containing compounds by subjecting a fluid mixture comprising hydrogen-containing gas and the liquid to a shear rate greater than 20,000 s?1 to produce a dispersion of hydrogen in a continuous phase of the liquid and introducing the dispersion into a fixed bed hydrodesulfurization reactor from which a reactor product is removed. Systems of apparatus for hydrodesulfurization are also presented.
    Type: Grant
    Filed: August 9, 2011
    Date of Patent: February 12, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory Borsinger, Aziz Hassan
  • Patent number: 8354562
    Abstract: Methods and systems for preparing alkylene glycols are described herein. The methods and systems incorporate the novel use of a high shear device to promote dispersion and solubility of alkylene oxides with water. The high shear device may allow for lower reaction temperatures and pressures and may also reduce reaction time.
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: January 15, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory Borsinger, Aziz Hassan
  • Patent number: 8349269
    Abstract: A system and method for a high shear mechanical device incorporated into a process for the production of acetic anhydride as a reactor device is shown to be capable of decreasing mass transfer limitations, thereby enhancing the process. A system for the production of acetic anhydride including the mixing of catalyst and acetic acid via a high shear device.
    Type: Grant
    Filed: December 22, 2010
    Date of Patent: January 8, 2013
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory G. Borsinger, Aziz Hassan
  • Publication number: 20120330233
    Abstract: Herein disclosed is a system for applying shear stress ex-situ to a fluid. In some embodiments, the system comprises a shear device; and at least one device configured for intravenous administration of the fluid to a patient, the devices defining a fluid passage configured to be sterilized and maintained sterile during use, the fluid comprising at least one therapeutic fluid, blood, or a combination thereof. The shear device of the system is in fluid communication with the at least one device configured for intravenous administration of the fluid to a patient. Herein also disclosed is a method of preparing a fluid for intravenous administration to a patient.
    Type: Application
    Filed: July 26, 2012
    Publication date: December 27, 2012
    Applicant: H R D Corporation
    Inventors: Abbas Hassan, Rayford G. Anthony, Gregory G. Borsinger, Aziz Hassan
  • Publication number: 20120323223
    Abstract: A system for applying shear stress ex-situ to a fluid. A method of preparing a fluid for intravenous administration to a patient. In some embodiments, the system comprises a shear device; and at least one device configured for intravenous administration of the fluid to a patient, the devices defining a fluid passage configured to be sterilized and maintained sterile during use, the fluid comprising at least one therapeutic fluid, blood, or a combination thereof. The shear device of the system is in fluid communication with the at least one device configured for intravenous administration of the fluid to a patient.
    Type: Application
    Filed: July 26, 2012
    Publication date: December 20, 2012
    Applicant: H R D Corporation
    Inventors: Abbas Hassan, Rayford G. Anthony, Gregory G. Borsinger, Aziz Hassan
  • Patent number: 8329962
    Abstract: Methods and systems for the synthesis of alcohol are described herein. The methods and systems incorporate the novel use of a high shear device to promote dispersion and solubility of olefins in water. The high shear device may allow for lower reaction temperatures and pressures and may also reduce reaction time. In an embodiment, a method of making an alcohol comprises introducing an olefin into a water stream to form a gas-liquid stream. The method further comprises flowing the gas-liquid stream through a high shear device so as to form a dispersion with gas bubbles having a mean diameter less than about 1 micron. In addition, the method comprises contacting the gas-liquid stream with a catalyst in a reactor to hydrate the olefin gas and form an alcohol.
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: December 11, 2012
    Assignee: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory Borsinger, Aziz Hassan
  • Publication number: 20120310028
    Abstract: A method for alkylating a hydrocarbon comprising at least one isoparaffin and at least one olefin that includes introducing a liquid catalyst and the hydrocarbon into a high shear device; processing the liquid catalyst and the hydrocarbon in the high shear device to form an emulsion comprising droplets of hydrocarbon dispersed in the liquid catalyst; introducing the emulsion into a vessel operating under suitable alkylation conditions whereby at least a portion of the isoparaffin is alkylated with the olefin to form alkylate, wherein suitable alkylation conditions comprise a bulk reaction temperature of from about 38° C. to about 90° C. and a bulk reaction pressure in the range of from about 1379 kPa to about 34 MPa; and removing a product stream comprising alkylate from the vessel.
    Type: Application
    Filed: August 15, 2012
    Publication date: December 6, 2012
    Applicant: H R D Corporation
    Inventors: Abbas Hassan, Ebrahim Bagherzadeh, Rayford G. Anthony, Gregory Borsinger, Aziz Hassan