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Determining optical absorbance of a blood sample used for identifying presence or absence of sickle hemoglobin in blood, involves measuring first absorbance of blood sample under deoxygenated condition followed by subtracting second absorbance from first absorbance to obtain absorbance difference
2024-12-31
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Obtaining optical absorbance of blood sample used for determining hemoglobin in blood sample, involves determining first and second absorbance of blood sample in detergent followed by subtracting second absorbance from first absorbance to obtain difference in optical absorbance at two wavelengths
2024-12-31
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Separating nickel metal sheet from spent nickel paste used to industrial waste material containing nickel, involves treating nickel paste with reductant, treating slurry with sulfuric acid, adding hydrogen peroxide to solution, and purifying nickel sulfate in leachate using sodium hydroxide
2024-12-19
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Method for separating cobalt metal sheet from secondary sources useful for cathode material of lithium-ion batteries, involves treating slurry of reduced cobalt alloy with sodium borohydride, washing slurry with sulfuric acid, treating with hydrogen peroxide, and treating with hydrazine hydrate
2024-12-16
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Method for recovering rare earth metals (REMs) from phosphogypsum industrial waste, involves drying phosphogypsum moisture, leaching dried phosphogypsum with ferric chloride and hydrochloric acid, stirring mixture at particular temperature to facilitate displacement reaction
2024-12-04
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Online condition monitoring innovation system for Computer Numerical Control laser cutting machine in metal fabrication industry in integration of cloud and sx1278 rf technologies, has power supply connected with temperature sensor, current sensor and vibration sensor
2024-11-27
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Animated syringe mask for use in pediatric anesthetic procedures for young patients, has transparent region aligned with measuring scale in milliliters for safe deposition of anesthetic solution, and needle protective cover designed to prevent accidental needle sticks
2024-11-12
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Designing microalgal co-cultivation system for treating municipal wastewater and biomolecules production including lipid and carotenoid and microalgal lipid for biodiesel production, comprises co-cultivating two microalgae species Tetraselmis indica and Picochlorum species in two distinct stages
2024-10-23
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Extracting cobalt precursor from cobalt-containing industrial inorganic byproduct, has extracting metals from byproduct into sulfate forms to obtain metal sulfate solution, and selectively removing non-cobalt metal impurities
2024-10-23
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Synthesizing 2-methoxy-6-(((2-(phenylselenyl)ethyl)imino)methyl)phenol for use in pharmaceutical composition, comprises adding dry methanol solution of o-vanillin to water solution of phenylselenato(ethyl)amine hydrochloride salt, and mixing obtained reaction mixture under specified condition
2024-10-21
