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 μm. In this disclosure, a system is also described wherein the system comprises a therapeutic gas source or a therapeutic liquid source or a combination thereof; a liquid carrier source; a high shear device (HSD) having an inlet, an outlet, at least one rotor, and at least one stator separated by a shear gap; and a pump configured to control the flow rate and residence time of a fluid passing through the high shear device.
Abstract:
A method and system for processing naphtha, including a high shear mechanical device. In one embodiment, the method comprises forming a dispersion of gas in a naphtha hydrocarbon liquid in a high shear device prior to introduction in a cracking reactor/furnace. In another instance the system for processing naphtha comprises a high shear device for mechanically shearing hydrocarbons.
Abstract:
Herein disclosed is a method of removing at least one component from a feed by subjecting the feed to high shear in the presence of carbon dioxide to produce a high shear-treated product and separating the at least one component from the high shear-treated product to produce a component-reduced product. Also disclosed is a method of removing asphaltenes from asphaltenic oil by subjecting the asphaltenic oil to a shear rate of at least 10,000s -1 in the presence of carbon dioxide to produce a high shear-treated product and separating asphaltenes from the high shear-treated product to produce an asphaltene-reduced product oil. Systems are also provided for carrying out the methods.
Abstract:
Herein disclosed is a method for hydrodesulfurization, hydrodenitrogenation, hydrofinishing, amine production or a combination thereof. The method comprises forming a dispersion comprising hydrogen-containing gas bubbles dispersed in a liquid feedstock, wherein the bubbles have a mean diameter of less than about 5 μm and wherein the feedstock comprises a mixture of petroleum-derived hydrocarbons and a naturally derived renewable oil. The feedstock comprises hydrocarbons selected from the group consisting of liquid natural gas, crude oil, crude oil fractions, gasoline, diesel, naphtha, kerosene, jet fuel, fuel oils, and combinations thereof. The method further comprises contacting the dispersion with a catalyst that is active for hydrodesulfurization, hydrodenitrogenation, hydrofinishing, amine production, or a combination thereof. The catalyst comprises homogeneous catalysts and heterogeneous catalysts. The catalyst may be utilized in fixed-bed or slurry applications.
Abstract:
A method for introducing inhibitor into a fluid to be treated by forming a dispersion comprising droplets, particles, or gas bubbles of the inhibitor dispersed in a continuous phase of a carrier, wherein the droplets, particles, or gas bubbles have a mean diameter of less than 5 microns, and wherein either the carrier is the fluid to be treated or the method further comprises introducing the dispersion into the fluid to be treated. A system for inhibiting an undesirable component, the system comprising at least one high shear mixing device comprising at least one generator comprising a rotor and a stator separated by a shear gap, wherein the high shear mixing device is capable of producing a tip speed of the rotor of greater than 22.9 m/s, and a pump for delivering a mixture of a carrier and an inhibitor to the high shear mixing device.
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.
Abstract:
Use of a high shear mechanical device incorporated into a process for the production of cumene hydroperoxide as a mixer/reactor device is capable of decreasing mass transfer limitations, thereby enhancing the cumene hydroperoxide production process. A system for the production of cumene hydroperoxide from oxidation of cumene, the system comprising a reactor and an high shear mixer the outlet of which is fluidly connected to the inlet of the reactor; the high shear mixer capable of providing a dispersion air gas bubbles within a liquid, the bubbles having an average bubble diameter of less than about 100 microns.
Abstract:
A method for producing benzoic acid or a methylbenzoic acid isomer is disclosed which comprises forming a dispersion comprising oxygen-containing gas bubbles dispersed in either toluene or an xylene isomer, wherein the bubbles have a mean diameter less than 1 micron. The dispersion is then subjected to reaction conditions comprising a pressure of less than about 1013 kPa and a temperature of less than about 160°C, whereby at least a portion of the toluene or xylene isomer is partially oxidized to form benzoic acid or the corresponding methylbenzoic acid isomer, respectively. In some embodiments, the methylbenzoic acid isomer is an intermediate compound, and the method further includes subjecting any unreacted xylene isomer and the intermediate compound to further oxidization, to form 1,2-benzenedicarboxylic acid, 1,3-benzenedicarboxylic acid, or 1,4-benzenedicarboxylic acid. A system or apparatus for performing the method is also disclosed.
Abstract:
Use of a high shear mechanical device incorporated into a process for the production of chlorobenzene is capable of decreasing mass transfer limitations, thereby enhancing the chlorobenzene production process. A system for the production of chlorobenzene from benzene and chlorine, the system comprising a reactor and an external high shear device, the outlet of which is fluidly connected to the inlet of the reactor; the high shear device capable of providing a emulsion of chlorine gas bubbles within liquid benzene.
Abstract:
A method of use for a high shear device incorporated into a process or system for the production of acetaldehyde from ethylene as a reactor device is shown to be capable of decreasing mass transfer limitations, by forming a feed stream emulsion, and thereby enhancing the acetaldehyde production process in the system.