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313 results about "Solid fraction" patented technology

Solid fraction can then be calculated by dividing the envelope density of the ribbon by the absolute density of the granule. Tap density is obtained from filling a container with the test material and vibrating it so that the particles settle into the best packing arrangement.

Procedure for the production of ethanol from lignocellulosic biomass using a new heat-tolerant yeast

It includes the stages of grinding the lignocellulosic biomass to a size of 15-30 mm, subjecting the product obtained to steam explosion pre-treatment at a temperature of 190-230° C. for between 1 and 10 minutes in a reactor (2), collecting the pre-treated material in a cyclone (3) and separating the liquid and solid fractions by filtration in a filter press (9), introducing the solid fraction in a fermentation deposit (10), adding a cellulase at a concentration of 15 UFP per gram of cellulose and 12.6 International Units of β-glucosidase enzyme dissolved in citrate buffer pH 4.8, inoculating the fermentation deposit (10) with a culture of the heat-tolerant bacteria Kluyveromyces marxianus CECT 10875, obtained by chemical mutagenesis from strain DER-26 of Kluyveromyces marxianus and shaking the mixture for 72 hours at 42° C.
Owner:CENT DE INVESTIGACIONES ENERGETICAS MEDIO AMBIENTALLES Y TECNOLOGICAS (C I E M A T)

Process for producing ethanol from corn dry milling

A process for producing ethanol by the conversion of carbohydrates from a corn dry milling process in which the bottoms fraction from distillation of ethanol in a conventional yeast fermentation is used in a process including a combination of biochemical and synthetic conversions. The process results in high yield ethanol production with concurrent production of high value coproducts. An acetic acid intermediate is produced from bottoms fraction, followed by conversion of the acetic acid into ethanol using esterification and hydrogenation reactions. Coproducts of the process include a high protein content solids fraction produced in the fermentation.
Owner:ZEACHEM

Cementing compositions and application of such compositions to cementing oil wells or the like

Method of well cementing with a foamed slurry having a very low water content. When based on ordinary cement, the solid fraction of the slurry includes (by volume) 20-35% Portland cement, 35-65% particles ranging from 200 μm to 600 μm, and 5% to 25% of fine particles in the range 0.5 μm to 5 μm and the water content is less than 50% by volume. When based on micro-cement, the solid fraction includes (by volume) 50-75% micro-cement, 15-40% fine particles in the range 0.5 μm to 5 μm, and 0-20% particles in the rang 3 nanometers to 60 nanometers and the water content is less than 72% by volume.
Owner:SCHLUMBERGER TECH CORP

Process of separating components of a fermentation broth

A process of isolating 1,4-butanediol (1,4-BDO) from a fermentation broth includes separating a liquid fraction enriched in 1,4-BDO from a solid fraction comprising cells, removing water from said liquid fraction, removing salts from said liquid fraction, and purifying 1,4-BDO. A process for producing 1,4-BDO includes culturing a 1,4-BDO-producing microorganism in a fermentor for a sufficient period of time to produce 1,4-BDO. The 1,4-BDO-producing microorganism includes a microorganism having a 1,4-BDO pathway having one or more exogenous genes encoding a 1,4-BDO pathway enzyme and / or one or more gene disruptions. The process for producing 1,4-BDO further includes isolating 1,4-BDO.
Owner:GENOMATICA INC

Sustained-release tablet composition

A sustained-release pharmaceutical composition in a form of an orally deliverable tablet comprises an active pharmaceutical agent having solubility not less than about 10 mg / ml, dispersed in a matrix comprising a hydrophilic polymer and a starch having a tensile strength of at least about 0.15 kN cm−2 at a solid fraction representative of the tablet.
Owner:PHARMACIA CORP

Fractionation process

The invention refers to a process for fractionating a vegetable oil giving one or more solid fractions suitable for confectionary applications as well as a liquid fraction rich in unsaponifiable biologically active components. The liquid fractions of shea butter and rapeseed oil having a high content of phytosterols and tocoferols, respectively, are useful for cosmetical and pharmaceutical preparations.
Owner:KARLSHAMNS AB KARLSHAMN

Apparatus and Process for Production of Biogas

A process and an apparatus for the manufacture of biogas and a solids fraction from an organic waste feedstock is provided. The process involves thermal hydrolysis of the organic waste feedstock at a temperature from about 100 to about 220° C., a pressure from about 5 to about 20 bars, for a period of time from about 15 minutes to 4 hours, to produce a hydrolysate. The hydrolysate undergoes anaerobic digestion at a temperature from about 25 to 60° C., for a period of time from about 1 to 35 days to produce a biogas stream and a digestate. The digestate is separated into a solids fraction and a liquid fraction, and a portion of the solids fraction is recycled for further anaerobic digestion. The biogas stream, characterized as having a methane content from between 55 to 80% by volume, and the solids fraction, are recovered. The apparatus includes a receiving bin for receiving and supplying organic waste feedstock to a thermal hydrolysis reactor. The thermal hydrolysis reactor for processing the organic waste feedstock at a temperature from about 100 to about 220° C., a pressure from about 5 to about 20 bars, for a period of time from about 15 minutes to 4 hours to produce a hydrolysate. An anaerobic digester for processing the hydrolysate at a temperature from about 25 to 60° C., for a period of time from about 1 to 35 days to produce the biogas and a digestate, and a solids thickening tank for separating the digestate into the solid fraction, a liquid fraction and a secondary biogas fraction.
Owner:GEMINI CORP

Process and apparatus for operation of a slurry bubble column with application to the fischer-tropsch synthesis

The invention concerns a process for optimal operation of a slurry bubble column containing a suspension of solid particles in a liquid, characterized in that a gas phase containing the reactant(s) required for the production of the desired products is injected in the form of bubbles close to the lower extremity of said reactor and at least a portion of the liquid fraction and optionally of the solid fraction of said suspension is recirculated, drawn off from close to one extremity of said reactor and reintroduced close to the other extremity of said reactor, with a liquid flow rate U1 in the reactor which is at least equal to and preferably greater than the sedimentation rate Us of the solid particles. The invention also concerns an apparatus for optimal operation of the process. Finally, the invention concerns the use of the process and apparatus in the Fischer-Tropsch synthesis.
Owner:INST FR DU PETROLE +1

Sustained-release tablet composition of pramipexole

A sustained-release pharmaceutical composition in a form of an orally deliverable tablet comprises a water-soluble salt of pramipexole, dispersed in a matrix comprising a hydrophilic polymer and a starch having a tensile strength of at least about 0.15 kN cm−2 at a solid fraction representative of the tablet.
Owner:BOEHRINGER INGELHEIM INT GMBH

Process for improving the yield and efficiency of an ethanol fermentation plant

A process for improving the yield and efficiency of an ethanol fermentation plant that receives organic fermentable feedstock material, prepares the feedstock for fermentation, ferments the feedstock with yeast to produce ethanol, and produces stillage as a byproduct of ethanol fermentation. The process steps which can be operated independently or in combination, may include, but are not limited to, degrading fatty acids in the fermentable feedstock material prior to fermentation; degrading cellulose and hemicellulose present in the feedstock prior to fermentation; adding a surfactant to the fermentable feedstock; separating a liquid fraction from the stillage; recycling the liquid fraction to be combined with the fermentable feedstock; recovering a solid fraction from the stillage; and introducing at least a portion of the solid fraction to an anaerobic digester to produce methane.
Owner:WATER SOLUTIONS TECH LLC

Process for producing biodiesel

An integrated process is described for producing biodiesel from oleaginous seeds, preferably castor bean seeds, comprising a transesterification reaction where the seeds themselves react with anhydrous ethyl alcohol in the presence of an alkaline catalyst. The resulting ethyl esters are then separated by decantation and neutralized and used as fuel for diesel engines, co-solvents for diesel and gasoline mixtures with anhydrous or hydrated ethyl alcohol. The solid fractions may be used as fertilizers, for feeding cattle and as a raw material for producing ethyl alcohol.
Owner:PETROLEO BRASILEIRO SA (PETROBRAS)

Continuous counter-current organosolv processing of lignocellulosic feedstocks

InactiveUS20080299628A1Facilitate and enhance of fermentation and efficiencyFacilitate and enhance rateBioreactor/fermenter combinationsPressurized chemical processFractionationOrganosolv
A modular process for organosolv fractionation of lignocellulosic feedstocks into component parts and further processing of said component parts into at least fuel-grade ethanol and four classes of lignin derivatives. The modular process comprises a first processing module configured for physico-chemically digesting lignocellulosic feedstocks with an organic solvent thereby producing a cellulosic solids fraction and a liquid fraction, a second processing module configured for producing at least a fuel-grade ethanol and a first class of novel lignin derivatives from the cellulosic solids fraction, a third processing module configured for separating a second class and a third class of lignin derivatives from the liquid fraction and further processing the liquid fraction to produce a distillate and a stillage, a fourth processing module configured for separating a fourth class of lignin derivatives from the stillage and further processing the stillage to produce a sugar syrup.
Owner:LIGNOL INNOVATIONS

Continuous counter-current organosolv processing of lignocellulosic feedstocks

InactiveUS20080295980A1Facilitate and enhance of fermentation and efficiencyFacilitate and enhance rateNon-fibrous pulp additionBiological substance pretreatmentsFractionationOrganosolv
A modular process for organosolv fractionation of lignocellulosic feedstocks into component parts and further processing of said component parts into at least fuel-grade ethanol and four classes of lignin derivatives. The modular process comprises a first processing module configured for physico-chemically digesting lignocellulosic feedstocks with an organic solvent thereby producing a cellulosic solids fraction and a liquid fraction, a second processing module configured for producing at least a fuel-grade ethanol and a first class of novel lignin derivatives from the cellulosic solids fraction, a third processing module configured for separating a second class and a third class of lignin derivatives from the liquid fraction and further processing the liquid fraction to produce a distillate and a stillage, a fourth processing module configured for separating a fourth class of lignin derivatives from the stillage and further processing the stillage to produce a sugar syrup.
Owner:LIGNOL INNOVATIONS

Double-side polishing process with reduced scratch rate and device for carrying out the process

A process for producing semiconductor wafers by double-sided polishing between two rotating, upper and lower polishing plates, which are covered with polishing cloth, while an alkaline polishing abrasive with colloidal solid fractions is being supplied, the semiconductor wafers being guided by carriers which have circumferential gear teeth and are set in rotation by complementary outer gear teeth and inner gear teeth of the polishing machine, which is distinguished by the following process steps: (a) at least one of the two sets of gear teeth of the polishing machine is at least from time to time sprayed with a liquid which substantially comprises water, (b) the alkaline polishing abrasive is fed continuously to the semiconductor wafers in a closed supply device. There is also a device which is suitable for carrying out the process.
Owner:SILTRONIC AG

Fluid mixing system

A method for continuously mixing a borehole fluid such as cement includes using a measurement of the solid fraction of a cement slurry as it is being mixed to determine the ratio of the solid and liquid components to be added to the slurry. A system for mixing the includes a liquid material (water) supply including a flow meter; a solid material (cement) supply; a mixer which receives the liquid and solid materials and includes an output for delivering materials from the mixer to a delivery system; a device for measuring the amount of material in the mixer, and a flow meter in the output; wherein measurements from the flow meters and the device for measuring the amount of material in the mixer are used to control the amount of solid and / or liquid material added to the mixer.
Owner:SCHLUMBERGER TECH CORP

Solvent-free process for obtaining phospholipids and neutral enriched krill oils

Organic solvent-free processes for obtaining krill oil compositions are disclosed. The processes include a) cooking krill in a cooker vessel for a time and at a temperature sufficient to denature the protein content of the krill and cause a first solid krill fraction and a first liquid krill fraction to be formed while substantially avoiding emulsification of the first solid and first liquid hill fractions; b) removing the first solid and first liquid krill fractions from the cooker vessel at a temperature of at least about 90° C.; c) separating the first solid fraction and the first liquid fraction; and d) obtaining krill oil with neutral enriched from the first liquid fraction, and e) by pressing of first solid fraction to obtain press liquid or a second liquid krill fraction for obtaining hill oil with phospholipids enriched krill oil, the separating and the obtaining steps being carried out without the use of organic solvents. Krill oil compositions made by the process are also disclosed.
Owner:THAROS +1

Process for the production of furfural and levulinic acid from lignocellulosic biomass

A process for producing furfural and levulinic acid from lignocellulose-comprising biomass is disclosed. The biomass is slurried using water and optionally an acid, subjected to hydrolysis, and then subjected to a solid / liquid separation to yield at least an aqueous fraction comprising C5 and C6 sugars and a solid fraction comprising cellulose and lignin. Furfural is obtained by adding an organic solvent to the aqueous fraction, heating at 120-220° C. for a sufficient time to form furfural, cooling, and separating an organic phase comprising at least part of the furfural from an aqueous phase. Levulinic acid is obtained by suspending the solid fraction in water and optionally an acid, heating the suspension to 140-220° C., and separating an aqueous fraction comprising the levulinic acid from a solid fraction.
Owner:DSM IP ASSETS BV

Resin Paste For Die Bonding And Its Use

Disclosed is a resin paste for die bonding comprising a butadiene homopolymer or copolymer (A) having a carboxylic acid terminal group, a thermosetting resin (B), a filler (C), and a printing solvent (D), wherein the elastic modulus of the resin paste following drying and curing is within a range from 1 to 300 MPa (25° C.). The solid fraction is preferably from 40 to 90% by weight, the thixotropic index is preferably from 1.5 to 8.0, and the viscosity (25° C.) is preferably from 5 to 1,000 Pa·s. Using this resin paste, a semiconductor device is produced by a method comprising (1) applying a predetermined quantity of the resin paste to a substrate, (2) drying the resin paste to effect B-staging of the resin, (3) mounting a semiconductor chip on the B-staged resin, and (4) conducting post-curing of the resin.
Owner:HITACHI CHEM CO LTD

Control method and device under continuous casting weight

The invention provides a control method and a control device under continuous casting weight. The method comprises the steps of performing real-time tracking to calculate a casting blank temperature field, so as to obtain a center solid fraction of a casting blank; determining the position of the casting blank when the weight is performed, wherein the position is in the scope of between 0.6 of the center solid fraction of the casting blank and 1.5m behind a solidification position; and pressing an upper roller of a withdrawal and straightening roller at a weighting position so as to weight the casting blank. The device comprises a tracking unit, a determining unit and a roll gap control unit, wherein the tracking unit is used for performing real-time tracking to calculate a casting blank temperature field, so as to obtain the center solid fraction of the casting blank, the determining unit is used for determining the position where the casting blanks performs weighting, and the position is in the scope of between 0.6 of the center solid fraction of the casting blank and 1.5m behind the solidification position, and the roll gap control unit is used for pressing the upper roller of the withdrawal and straightening roller at the weighting position so as to weight the casting blank. According to the control method and the control device under continuous casting weight provided by the invention, microstructures and metallographic structures in the center of the casting blank can be improved, the center segregation and looseness of a continuous casting blank can be effectively reduced, the shrinkage cavity can be eliminated, the pressing efficiency can be improved, and the pressing effect can be stabilized.
Owner:CONTINUOUS CASTING TECH ENG OF CHINA

Apparatus and method for filter cleaning by ultrasound, backwashing and filter movement during the filtration of biological samples

InactiveUS20100143879A1Minimises fouling and clogging of filterImprove overall efficiency and accuracyBioreactor/fermenter combinationsBiological substance pretreatmentsCyclic processVacuum pressure
The present application is directed to the separation of—a solid fraction from a fluid sample particularly a therapeutic cellular fraction from a biological sample such as a bone marrow sample by a porous filter (2) which separates a filtration unit (1) into an upper pre-filtration chamber (3) into which a fluid sample (4) requiring cell separation is introduced and a lower post-filtration chamber (5) into which a fluid (6) capable of transmitting an acoustic standing wave is introduced. An acoustic element (8) is coupled to a substrate (7) which is located within and at the bottom of the lower chamber (5) and which resonates in response to the acoustic generating element (8) and generates a standing wave through the two fluid phases and the filter to agitate the sample (4). Simultaneously, a cyclic process of vacuum draw (9). causes movement of the sample (4) downwards through the filter (2). Vacuum pressure, fluid flow rate and frequency of vibration are controlled from a remote unit housing appropriate pumps and valves.
Owner:SMITH & NEPHEW INC

Coated armor system and process for making the same

An armor system and method involves providing a core material and a stream of atomized coating material that comprises a liquid fraction and a solid fraction. An initial layer is deposited on the core material by positioning the core material in the stream of atomized coating material wherein the solid fraction of the stream of atomized coating material is less than the liquid fraction of the stream of atomized coating material on a weight basis. An outer layer is then deposited on the initial layer by positioning the core material in the stream of atomized coating material wherein the solid fraction of the stream of atomized coating material is greater than the liquid fraction of the stream of atomized coating material on a weight basis.
Owner:BATTELLE ENERGY ALLIANCE LLC
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