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Grichko, US

Varvara Grichko, Riverside, CA US

Patent application numberDescriptionPublished
20090203801METHODS OF INHIBITING ETHYLENE RESPONSES IN PLANTS USING DICYCLOPROPENE COMPOUNDS - Methods of applying dicyclopropene compounds and compositions thereof to block ethylene receptors in plants are disclosed. Methods include applying to the plant an effective ethylene response-inhibiting amount of a dicyclopropene compound or composition thereof. Dicyclopropene compounds, enantiomers, stereoisomers or salts thereof are also provided.08-13-2009
20090314688METHOD FOR CAVITATION-ASSISTED REFINING, DEGUMMING AND DEWAXING OF OIL AND FAT - A method for degumming and/or refining crude oil containing impurities involving mixing the crude oil with degumming agents, i.e., water or acid, and subjecting the mixture to flow-through, hydrodynamic cavitation processing. The cavitational processing transfers impurities in the crude oil to a water phase for easier separation. The water phase may be separated from the oil phase by commonly available separation methods.12-24-2009
20100151540METHOD FOR PROCESSING AN ALGAE MEDIUM CONTAINING ALGAE MICROORGANISMS TO PRODUCE ALGAL OIL AND BY-PRODUCTS - A device and method for processing an algae medium containing algae microorganisms to produce algal oil and by-products thereof. The method comprises pumping the algae medium through a flow-through hydrodynamic cavitation device, generating localized zones of reduced fluid pressure, creating cavitational features in the algae medium, collapsing those cavitation features, and disintegrating cell walls and intracellular organelles to produce algal oil and by-products.06-17-2010
20110003370PROCESS TO REMOVE IMPURITIES FROM TRIACYLGLYCEROL OIL - The present invention is directed to a process to remove impurities from triacylglycerol oil including mixing the oil and a fluidic agent, pumping the mixture through a flow-through hydrodynamic cavitation apparatus at a pre-determined inlet pump pressure, creating hydrodynamic cavitation in the mixture, maintaining the hydrodynamic cavitation for a pre-determined period of time, moving the impurities from the oil to the fluidic agent, and then separating the fluidic agent from the oil. The impurities can include phytosterols, sterol glucosides, acylated sterol glucosides, in which case the fluidic agent is water, an alkali hydroxide, an inorganic base, an organic base, phosphoric acid, citric acid, acetic acid or a mixture thereof. The impurities may also include phosphatides, in which case and the fluidic agent comprises water and an enzyme such as phospholipase, a lipid acyltransferase or a mixture thereof.01-06-2011
20110151524PROCESS FOR PRODUCING BIODIESEL THROUGH LOWER MOLECULAR WEIGHT ALCOHOL-TARGETED CAVITATION - A method for producing fatty acid alkyl esters from biolipids through transesterification and/or esterification reactions uses a flow-through cavitation device for generating cavitation bubbles in a fluidic reaction medium. The fluidic medium is passed through sequential compartments in the cavitation device having varying diameters and inner surface features to create localized reductions in fluid pressure thus vaporizing volatile alcohols and creating an increased surface area and optimized conditions for the reaction to occur at the gas-liquid interface around the bubbles.06-23-2011

Patent applications by Varvara Grichko, Riverside, CA US

Varvara Grichko, Irvine, CA US

Patent application numberDescriptionPublished
20100130369Bead-Based Multiplexed Analytical Methods and Instrumentation - Various methods, such as a method of detecting SNPs, involving (a) introducing onto a droplet actuator a solution comprising genomic DNA, extension oligos and suspension array beads; (b) dispensing on the droplet actuator one bead per droplet; (c) cleaving DNA from the bead in each droplet; (d) amplifying the cleaved DNA; (e) detecting SNP signals and barcode signals from the amplified DNA.05-27-2010

Varvara Grichko US

Patent application numberDescriptionPublished
20100101978FLOW-THROUGH CAVITATION-ASSISTED RAPID MODIFICATION OF CRUDE OIL - A device and method are provided for manipulating petroleum, non-conventional oil and other viscous complex fluids made of hydrocarbons that comprise enforcement of fluid in a multi-stage flow-through hydrodynamic cavitational reactor, subjecting said fluids to a controlled cavitation and continuing the application of such cavitation for a period of time sufficient for obtaining desired changes in physical properties and/or chemical composition and generating the upgraded products. The method includes alteration of chemical bonds, induction of interactions of components, changes in composition, heterogeneity and rheological characteristics in order to facilitate handling, improve yields of distillate fuels and optimize other properties.04-29-2010

Varvara Grichko, Raleigh, NC US

Patent application numberDescriptionPublished
20090220556Nanodiamond uv protectant formulations - A cosmetic or sunscreen preparation provides transmission attenuation of ultraviolet A and ultraviolet B and ultraviolet C light when applied to human tissue to reduce exposure comprises a dispersion of an effective amount of diamond nanoparticle in a physiologically compatible medium, where the diamond nanoparticles have a size greater than about 60 nm.09-03-2009

Patent applications by Varvara Grichko, Raleigh, NC US

Varvara P. Grichko, Raleigh, NC US

Patent application numberDescriptionPublished
20090297828Uv protective coatings - A surface coating, colorant, pigment or polymer composite preparation that provides resistance to degradation when exposed to at least some portion of ultraviolet radiation having wavelengths between approximately 190 and 400 nm is made up of a dispersion of an effective amount of diamond nanoparticles in a binding matrix, wherein at least a portion of the diamond nanoparticles have a size greater than about 60 nm so that the diamond particles provide ultraviolet radiation degradation resistance properties in the dispersion. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract.12-03-2009