Patents for C01G 43 - Compounds of uranium (1,053)
06/2012
06/21/2012US20120156115 Systems and Methods for Treating Material
06/14/2012WO2012076368A1 Method and device for generating droplets over a variable spectrum of particle sizes
06/14/2012CA2820410A1 Method and device for generating droplets over a variable spectrum of particle sizes
05/2012
05/30/2012CN102476830A 一种铀转化炉进料装置 Kind of uranium conversion furnace feeder
05/23/2012CN102473467A Improved method for treating spent nuclear fuel
05/09/2012EP2449559A1 Improved method for treating spent nuclear fuel
05/02/2012CN102432069A Process for preparing standard substance of nonmetallic elements for biuranate
05/02/2012CN101807445B Preparation method of quadrivalent uranium-cerium-oxygen solid solution
04/2012
04/04/2012CN102398921A Apparatus for producing U3O8 powder
03/2012
03/21/2012EP2429939A1 Fluorine extraction systems and associated processes
02/2012
02/22/2012EP2420476A1 Actinoid oxide crystal manufacturing method
02/01/2012EP0984903B1 Removal of technetium impurities from uranium hexafluoride
01/2012
01/10/2012US8093178 Catalyst for reducing carbon monoxide concentration
01/05/2012WO2012002456A1 Method for controlling hydrothermal synthesis reaction using aldehyde
01/03/2012US8088312 Method of removing the polymer encapsulating a nuclear fuel pellet
12/2011
12/28/2011CN202087162U 硝酸铀酰热解脱硝流化床尾气过滤及反吹装置 Uranyl nitrate denitrification fluidized bed heat release and exhaust filter cleaning device
12/22/2011WO2011157628A1 Reaction chamber for exothermic material
11/2011
11/30/2011EP2390231A1 Device for solidifying the surfaces of drops
11/30/2011EP2390230A1 Device for supplying a feedstock liquid
11/23/2011CN102256902A Methods for preparing an actinide oxalate and for preparing an actinide compound
11/23/2011CN102249331A Method for preparing uranous solution
11/23/2011CN101197199B Mehtod of preparation of sintering activity U308 powder and production method of nuclear fuel pellet by using U308 powder
11/09/2011CN202030550U Heating device in uranyl nitrate pyrolysis denitration fluidized bed
11/09/2011CN202028498U Spray nozzle of uranyl nitrate pyrolyzing and denitrating fluidized bed
11/02/2011CN102229441A Method for preparing quasi-uranium dioxide ceramic fuel microspheres
10/2011
10/26/2011CN101633521B Method for producing triuranium octoxide by microwave calcination of ammonium diuranate
10/12/2011EP2373584A1 Methods for preparing an actinide oxalate and for preparing an actinide compound
10/12/2011CN102211017A Amidoxime group uranium extraction sorbent and preparation method thereof
10/06/2011WO2011121573A1 Treatment of tantalum- and/or niobium-containing compounds
10/06/2011CA2795114A1 Treatment of tantalum- and/or niobium-containing compounds
09/2011
09/08/2011US20110217222 Process for the acid digestion of metal-containing compounds
08/2011
08/17/2011CN102153143A Technology method and device for preparing ammonium diuranate
08/11/2011WO2011095679A1 Extraction process
08/11/2011CA2787572A1 Extraction process
07/2011
07/28/2011US20110182786 Hydrometallurgical process and method for recovering metals
07/14/2011WO2011082454A1 Process for the production of a uranium trioxide yellowcake from a uranium peroxide precipitate
07/14/2011WO2011082453A1 Apparatus for the production of yellowcake from a uranium peroxide precipitate
07/14/2011CA2785824A1 Process for the production of a uranium trioxide yellowcake from a uranium peroxide precipitate
07/14/2011CA2785809A1 Apparatus for the production of yellowcake from a uranium peroxide precipitate
07/06/2011CN201890776U Feeding device of uranium reforming furnace
06/2011
06/08/2011CN101318705B Method for preparing oriented tungstic trioxide nano-film
06/02/2011US20110127473 Method of removing the polymer encapsulating a nuclear fuel pellet
05/2011
05/19/2011WO2011060072A1 Segmented reactors for capacity and enrichment changes in conversion of uranium hexaflouride to uranium dioxide
05/12/2011US20110110837 Segmented reactors for capacity and enrichment changes in conversion of uranium hexafluoride to uranium dioxide
05/05/2011US20110104032 Method of producing sulfur tetrafluoride from uranium tetrafluoride
05/04/2011EP2316794A2 A process for the preparation of uranium dioxide with spherical and irregular grains
04/2011
04/20/2011CN101596449B Preparation method of amidoxime group uranium extraction sorbent
03/2011
03/24/2011WO2011033491A1 Isolation of a protein responsible for uranium (vi) reduction
02/2011
02/09/2011CN201737713U Superconducting magnetic separation device for uranium extraction from seawater
01/2011
01/26/2011EP2277831A1 Two step dry UO2 production process utilizing a positive sealing valve means between steps
01/26/2011CN101955229A Two step dry UO2 production process utilizing a positive sealing valve means between steps
01/06/2011WO2011000844A1 Improved method for treating spent nuclear fuel
12/2010
12/29/2010CN201686500U Microwave rotary kiln used for calcining chemical uranium concentrate
11/2010
11/24/2010CN101891253A Preparation method of monodisperse micron-sized uranium oxide particle
11/09/2010US7829043 Method for coprecipitation of actinides in different oxidation states and method for preparation of mixed compounds of actinides
11/04/2010US20100278704 Two step dry uo2 production process utilizing a positive sealing valve means between steps
11/03/2010CN1867516B Dropping supply device
11/02/2010US7824640 Two step dry UO2 production process utilizing a positive sealing valve means between steps
10/2010
10/21/2010WO2010020977A3 A process for the recovery of a metal chloride from an aqueous solution thereof
10/12/2010US7811526 Uranyl nitrate drips from a vibrating nozzle into an ammonia solution to form a high yield of uniformly shaped particles; the device for circulating an aqueous ammonia solution enables drops to flow upward in the aqueous ammonia solution in the aqueous ammonia solution reservoir
09/2010
09/29/2010CN101844812A Process for reducing fluorine in biuranate product
09/29/2010CN101269838B Method for extracting and purifying normal uranium with vibrating screen plate column
09/28/2010US7803328 Microreactor and method of producing the same
09/23/2010WO2010106664A1 Actinoid oxide crystal manufacturing method
09/15/2010CN101830512A Method for preparing uranium dioxide by calcinating ammonium uranyl tricarbonate with microwave
08/2010
08/18/2010CN101807445A Preparation method of quadrivalent uranium-cerium-oxygen solid solution
08/17/2010US7776302 Fluorine extraction systems and associated processes
07/2010
07/01/2010US20100166133 Use of isotopically enriched nitrogen in actinide fuel in nuclear reactors
06/2010
06/24/2010WO2010070064A1 Methods for preparing an actinide oxalate and for preparing an actinide compound
06/23/2010CN101754800A Preparation of mineral particles in a supercritical CO2 medium
06/16/2010CN101254950B Method for surface oxidation treatment of uranium oxide powder
05/2010
05/20/2010US20100124522 reaction of a uranium composition having contamination levels of heptavalent technetium (Tc pertechnetate, or ammonium technetate) with an acetohydroxamic acid ( i.e., N-hydroxy-acetamide, or N-acetyl-hydroxylamine) in an acid (HNO3) to reduce Tc(V) to Tc(II) then extracts the uranyl nitrate
05/14/2010WO2010051855A1 Method for preparing uranium concentrates by fluidised bed precipitation, and preparation of uo3 and u3o8 by drying/calcining said concentrates
05/14/2010CA2742732A1 Method for preparing uranium concentrates by fluidised bed precipitation, and preparation of uo3 and u3o8 by drying/calcining said concentrates
04/2010
04/15/2010WO2010014562A3 Extraction of uranium from wet-process phosphoric acid
03/2010
03/10/2010EP2160358A1 Method for the production of spherical combustible or fertile material particles
03/03/2010EP2158030A2 Preparation of mineral particles in a supercritical co<sb>2</sb>medium
02/2010
02/25/2010WO2010020977A2 A process for the recovery of a metal chloride from an aqueous solution thereof
02/18/2010US20100040522 Process and apparatus for the drying of yellowcake
02/04/2010WO2010014562A2 Extraction of uranium from wet-process phosphoric acid
02/04/2010US20100028226 Extraction of uranium from wet-process phosphoric acid
02/04/2010CA2731170A1 Extraction of uranium from wet-process phosphoric acid
01/2010
01/27/2010CN101633521A Method for producing triuranium octoxide by microwave calcination of ammonium diuranate
01/20/2010CN101628737A Method for producing triuranium octoxide by calcining ammonium uranyl tricarbonate with microwaves
12/2009
12/09/2009CN101596449A Preparation method of amidoxime group uranium extraction sorbent
12/09/2009CN101596430A Dripping surface solidfying device and apparatus for manufacturing ammonium diuranate particle
12/08/2009US7628970 mixing a uranyl nitrate solution and tetrahydrofurfuryl alcohol, and adding a polyvinyl alcohol solution containing tetrahydrofurfuryl alcohol thereto; synthesis of ammonium diuranate particles with good sphericity; more efficient, pollution control
11/2009
11/24/2009US7622090 For reprocessing irradiated nuclear fuels, processing rare-earth, thorium and/or uranium ores
10/2009
10/29/2009US20090269261 Process for Recovering Isolated Uranium From Spent Nuclear Fuel Using a Highly Alkaline Carbonate Solution
10/28/2009EP2022061B1 Process for reprocessing a spent nuclear fuel and of preparing a mixed uranium-plutonium oxide
10/21/2009CN100551832C Method for producing high temperature reactor fuel element UO* nuclear core
09/2009
09/01/2009US7582232 Low temperature route to uranium nitride
08/2009
08/19/2009CN100528760C Liquid stock for dropping, method for preparing liquid stock for dropping, method for preparing uranyl nitrate solution, and method for preparing polyvinyl alcohol solution
04/2009
04/01/2009EP2043106A1 Method of reducing hexavalent uranium by ultrasonic propagation
03/2009
03/19/2009US20090074639 Controlled copper leach recovery circuit
02/2009
02/12/2009WO2008145928A3 Preparation of mineral particles in a supercritical co2 medium
02/11/2009EP2022061A1 Process for reprocessing a spent nuclear fuel and of preparing a mixed uranium-plutonium oxide
12/2008
12/30/2008CA2296745C Filtering system for reactor converting uf6 into uranium oxide
12/10/2008CN101318705A Method for preparing oriented tungstic trioxide nano-film
12/04/2008WO2008145928A2 Preparation of mineral particles in a supercritical co2 medium
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